lock_stat version 0.3
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                              class name    con-bounces    contentions   waittime-min   waittime-max waittime-total    acq-bounces   acquisitions   holdtime-min   holdtime-max holdtime-total
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

                                   key#9:      23848249       24654922           0.00         315.01    89330080.24       56372731      218862694           0.00         305.31    88876801.41
                                   -----
                                   key#9        5746992          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9       11872806          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#9        7035473          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   -----
                                   key#9       12210213          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#9        8825009          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9        3620049          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                                    #1-W:      13972922       14392519           0.00         698.44    80708495.43       22976058       61919597           0.00        1489.31   110183339.17
                                    #1-R:       6145783        6155624           0.01         315.99    29102511.28       21091045       54192977           0.00        1384.13    85585038.91
                                    ----
                                      #1        7589170          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1        3903426          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1        4122266          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         512766          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1       12686778          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1        1292379          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1        2815447          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1        2483558          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                   key#8:       6413849        6508006           0.00         301.86    20804429.96       56225467      162797965           0.00         308.26    56225876.27
                                   -----
                                   key#8        1170626          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8        1719715          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#8        3617745          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   -----
                                   key#8        4771359          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8        1190949          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8         545778          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                                    #1-W:        863139        1019343           0.10        1008.09    10009293.87        1212826        3148140           0.09         386.98     7290989.63
                                    #1-R:       1154146        1179293           0.11         279.93     5042557.31       70472804      102371211           0.00        6978.66   300630737.14
                                    ----
                                      #1         764566          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         352795          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         639813          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         247265          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1         331591          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1        1005460          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         238806          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         517614          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                    #1-W:        782048        1026212           0.11        2140.73     2298389.90        1035972       10880265           0.00        1124.47    19933380.63
                                    #1-R:        945207         953453           0.11        1102.29     2045790.25        6836179       33173307           0.00        2096.25    41107570.14
                                    ----
                                      #1         788420          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         570454          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         165034          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1         455758          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1         857212          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         627903          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         250100          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         244451          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                      &(&h->lock)->rlock:       1093295        1113379           0.13         292.41     3281070.86        5307213       13804241           0.00         301.79    22247259.61
                      ------------------
                      &(&h->lock)->rlock         246606          [<ffffffff81354006>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock         227570          [<ffffffffa0004c92>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock         212783          [<ffffffffa0002fb7>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock         152416          [<ffffffff813555d4>] __make_request+0x1f4/0x330
                      ------------------
                      &(&h->lock)->rlock         581108          [<ffffffffa0004c92>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock         190430          [<ffffffff81354006>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock          80861          [<ffffffffa0002fb7>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock          53859          [<ffffffff8135530a>] blk_flush_plug_list+0x19a/0x220

...............................................................................................................................................................................................

          &(&workers->order_lock)->rlock:        576560         578397           0.10        9735.65     1409266.70        4700056        8721723           0.00        9729.84     6161873.02
          ------------------------------
          &(&workers->order_lock)->rlock         206163          [<ffffffff8130bc64>] run_ordered_completions+0x54/0xf0
          &(&workers->order_lock)->rlock         243511          [<ffffffff8130c4bf>] btrfs_queue_worker+0x25f/0x330
          &(&workers->order_lock)->rlock         128723          [<ffffffff8130bca3>] run_ordered_completions+0x93/0xf0
          ------------------------------
          &(&workers->order_lock)->rlock          62341          [<ffffffff8130c4bf>] btrfs_queue_worker+0x25f/0x330
          &(&workers->order_lock)->rlock         261504          [<ffffffff8130bc64>] run_ordered_completions+0x54/0xf0
          &(&workers->order_lock)->rlock         254552          [<ffffffff8130bca3>] run_ordered_completions+0x93/0xf0

...............................................................................................................................................................................................

           &(&mapping->tree_lock)->rlock:        528666         534888           0.16         815.70     1722685.10        4653542       74917937           0.00         293.78    29455598.13
           -----------------------------
           &(&mapping->tree_lock)->rlock          17617          [<ffffffff810efe23>] __set_page_dirty_nobuffers+0x63/0x160
           &(&mapping->tree_lock)->rlock          16037          [<ffffffff810e64c7>] add_to_page_cache_locked+0x77/0xf0
           &(&mapping->tree_lock)->rlock          89118          [<ffffffff810efb66>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock         401114          [<ffffffff810f0e12>] test_clear_page_writeback+0x62/0x180
           -----------------------------
           &(&mapping->tree_lock)->rlock          13187          [<ffffffff810e64c7>] add_to_page_cache_locked+0x77/0xf0
           &(&mapping->tree_lock)->rlock          26537          [<ffffffff810efe23>] __set_page_dirty_nobuffers+0x63/0x160
           &(&mapping->tree_lock)->rlock         431605          [<ffffffff810f0e12>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock          58331          [<ffffffff810efb66>] test_set_page_writeback+0x66/0x190

...............................................................................................................................................................................................

                 &(&worker->lock)->rlock:        299025         301989           0.11          19.29      286255.14        7531844       21019041           0.00         299.64    14667324.70
                 -----------------------
                 &(&worker->lock)->rlock          93016          [<ffffffff8130c3b4>] btrfs_queue_worker+0x154/0x330
                 &(&worker->lock)->rlock         105382          [<ffffffff8130c737>] worker_loop+0x1a7/0x540
                 &(&worker->lock)->rlock          34100          [<ffffffff8130c6aa>] worker_loop+0x11a/0x540
                 &(&worker->lock)->rlock          69491          [<ffffffff8130c887>] worker_loop+0x2f7/0x540
                 -----------------------
                 &(&worker->lock)->rlock          29050          [<ffffffff8130c887>] worker_loop+0x2f7/0x540
                 &(&worker->lock)->rlock          57652          [<ffffffff8130c737>] worker_loop+0x1a7/0x540
                 &(&worker->lock)->rlock         205812          [<ffffffff8130c3b4>] btrfs_queue_worker+0x154/0x330
                 &(&worker->lock)->rlock           9475          [<ffffffff8130c6aa>] worker_loop+0x11a/0x540

...............................................................................................................................................................................................

                  &(&found->lock)->rlock:        227081         227554           0.12         296.10      284594.91        7468182       47570876           0.00         300.12    13471462.43
                  ----------------------
                  &(&found->lock)->rlock          77211          [<ffffffff812cb097>] reserve_metadata_bytes.clone.49+0x77/0x500
                  &(&found->lock)->rlock          44190          [<ffffffff812ca0af>] block_rsv_release_bytes+0x10f/0x140
                  &(&found->lock)->rlock          18971          [<ffffffff812ce531>] update_block_group.clone.61+0x161/0x2c0
                  &(&found->lock)->rlock          15266          [<ffffffff812cfee4>] do_chunk_alloc+0x64/0x370
                  ----------------------
                  &(&found->lock)->rlock          67585          [<ffffffff812ca0af>] block_rsv_release_bytes+0x10f/0x140
                  &(&found->lock)->rlock          38714          [<ffffffff812cb097>] reserve_metadata_bytes.clone.49+0x77/0x500
                  &(&found->lock)->rlock          56724          [<ffffffff812ce531>] update_block_group.clone.61+0x161/0x2c0
                  &(&found->lock)->rlock          11579          [<ffffffff812cfee4>] do_chunk_alloc+0x64/0x370

...............................................................................................................................................................................................

                                    #7-W:        176655         176933           0.15         262.20      325862.17        1855384       21076056           0.00        1144.06    22509339.94
                                    #7-R:         27373          27509           0.29          72.83       28534.23        2109292       13935175           0.00         800.12    16417663.75
                                    ----
                                      #7           3742          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #7           2793          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #7          40179          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #7          19326          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #7          10124          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #7            675          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #7           6563          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #7         172320          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                        rcu_node_level_1:        140179         141200           0.11         250.78      381609.27         664942        1794359           0.08         257.17      965473.40
                        ----------------
                        rcu_node_level_1         135028          [<ffffffff810b604a>] __rcu_process_callbacks+0x25a/0x370
                        rcu_node_level_1           5837          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_1            327          [<ffffffff810b5ad8>] force_quiescent_state+0x168/0x290
                        rcu_node_level_1              8          [<ffffffff810b5190>] rcu_start_gp+0xa0/0x340
                        ----------------
                        rcu_node_level_1         127859          [<ffffffff810b604a>] __rcu_process_callbacks+0x25a/0x370
                        rcu_node_level_1           6248          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_1           5839          [<ffffffff810b5190>] rcu_start_gp+0xa0/0x340
                        rcu_node_level_1           1254          [<ffffffff810b5ad8>] force_quiescent_state+0x168/0x290

...............................................................................................................................................................................................

                                    #9-W:        103330         104867           0.12          93.94      142478.12        1254324        8410691           0.00        1122.68    11368275.33
                                    #9-R:         34961          34975           0.22         221.09       60564.82        2510438       26644489           0.00         766.54    29514858.81
                                    ----
                                      #9          10182          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #9          12783          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #9           9986          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #9           3232          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #9          85591          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #9          40839          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #9           4597          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #9           1899          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

              &(&device->io_lock)->rlock:        127207         128990           0.11        2031.00      197240.00        3331119        9219118           0.00         968.31     3148240.06
              --------------------------
              &(&device->io_lock)->rlock          56799          [<ffffffff813051c6>] run_scheduled_bios+0xb6/0x510
              &(&device->io_lock)->rlock          44006          [<ffffffff81305a9f>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock          28185          [<ffffffff8130554f>] run_scheduled_bios+0x43f/0x510
              --------------------------
              &(&device->io_lock)->rlock          84761          [<ffffffff81305a9f>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock          41397          [<ffffffff813051c6>] run_scheduled_bios+0xb6/0x510
              &(&device->io_lock)->rlock           2832          [<ffffffff8130554f>] run_scheduled_bios+0x43f/0x510

...............................................................................................................................................................................................

   &(&cur_trans->delayed_refs.lock)->rlo:        118904         119129           0.21         862.11      281470.92        1695031        9922009           0.13         860.40     8972066.54
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo          39068          [<ffffffff813203b8>] btrfs_add_delayed_tree_ref+0xb8/0x190
   &(&cur_trans->delayed_refs.lock)->rlo          61997          [<ffffffff812d160d>] run_clustered_refs+0x13d/0x870
   &(&cur_trans->delayed_refs.lock)->rlo           3713          [<ffffffff812d1da0>] btrfs_run_delayed_refs+0x60/0x220
   &(&cur_trans->delayed_refs.lock)->rlo          13004          [<ffffffff81320548>] btrfs_add_delayed_data_ref+0xb8/0x1a0
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo          14014          [<ffffffff812d1da0>] btrfs_run_delayed_refs+0x60/0x220
   &(&cur_trans->delayed_refs.lock)->rlo          48840          [<ffffffff813203b8>] btrfs_add_delayed_tree_ref+0xb8/0x190
   &(&cur_trans->delayed_refs.lock)->rlo          35122          [<ffffffff812d160d>] run_clustered_refs+0x13d/0x870
   &(&cur_trans->delayed_refs.lock)->rlo          20562          [<ffffffff81320548>] btrfs_add_delayed_data_ref+0xb8/0x1a0

...............................................................................................................................................................................................

                                    #1-W:         32568          36684           0.10        1537.52       96122.53          54132        4907820           0.09        1513.47     6123370.25
                                    #1-R:         49298          49388           0.28         852.91      116420.99         307225        7799754           0.09        1568.91     5700493.86
                                    ----
                                      #1          22146          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          46438          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          14538          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1           2950          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1          21716          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          51648          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1           8429          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1           4279          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                               &rq->lock:         80435          80444           0.20         217.09      190708.01         230949       82347536           0.00         303.68    61425531.13
                               ---------
                               &rq->lock              2          [<ffffffff8103605f>] sched_ttwu_do_pending+0x2f/0x70
                               &rq->lock           6024          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                               &rq->lock              8          [<ffffffff81034edb>] task_rq_lock+0x5b/0xb0
                               &rq->lock           8682          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                               ---------
                               &rq->lock              2          [<ffffffff8104347c>] wake_up_new_task+0x9c/0x1b0
                               &rq->lock           2137          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                               &rq->lock             15          [<ffffffff81627ee4>] __schedule+0x894/0x8f0
                               &rq->lock          10290          [<ffffffff81035075>] double_rq_lock+0x35/0x80

...............................................................................................................................................................................................

                &(&workers->lock)->rlock:         74987          75073           0.06          24.53       59963.14         835135       10008150           0.00         292.41     3298716.95
                ------------------------
                &(&workers->lock)->rlock          36984          [<ffffffff8130c989>] worker_loop+0x3f9/0x540
                &(&workers->lock)->rlock          29975          [<ffffffff8130c303>] btrfs_queue_worker+0xa3/0x330
                &(&workers->lock)->rlock           8117          [<ffffffff8130c501>] btrfs_queue_worker+0x2a1/0x330
                ------------------------
                &(&workers->lock)->rlock          27753          [<ffffffff8130c303>] btrfs_queue_worker+0xa3/0x330
                &(&workers->lock)->rlock              1          [<ffffffff8130c0ab>] btrfs_start_workers+0x2b/0x50
                &(&workers->lock)->rlock           7697          [<ffffffff8130c501>] btrfs_queue_worker+0x2a1/0x330
                &(&workers->lock)->rlock          39625          [<ffffffff8130c989>] worker_loop+0x3f9/0x540

...............................................................................................................................................................................................

          &(&fs_info->trans_lock)->rlock:         69572          73108           0.30         135.25       57482.60        4369785       38751535           0.00         288.19     7186585.81
          ------------------------------
          &(&fs_info->trans_lock)->rlock          23353          [<ffffffff812e22e1>] join_transaction.clone.23+0x21/0x260
          &(&fs_info->trans_lock)->rlock          22860          [<ffffffff812e21f2>] wait_current_trans.clone.22+0x22/0xf0
          &(&fs_info->trans_lock)->rlock          26894          [<ffffffff812e2bf8>] btrfs_transaction_in_commit+0x28/0x60
          &(&fs_info->trans_lock)->rlock              1          [<ffffffff812e2370>] join_transaction.clone.23+0xb0/0x260
          ------------------------------
          &(&fs_info->trans_lock)->rlock          63239          [<ffffffff812e22e1>] join_transaction.clone.23+0x21/0x260
          &(&fs_info->trans_lock)->rlock           5175          [<ffffffff812e21f2>] wait_current_trans.clone.22+0x22/0xf0
          &(&fs_info->trans_lock)->rlock           4689          [<ffffffff812e2bf8>] btrfs_transaction_in_commit+0x28/0x60
          &(&fs_info->trans_lock)->rlock              5          [<ffffffff812e2370>] join_transaction.clone.23+0xb0/0x260

...............................................................................................................................................................................................

       &(&fs_info->delalloc_lock)->rlock:         65681          71642           0.24        1428.04       78565.50        2961882       24549413           0.00        1424.67     5581757.49
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock          40322          [<ffffffff812e4205>] btrfs_set_bit_hook+0x95/0x160
       &(&fs_info->delalloc_lock)->rlock          12950          [<ffffffff812ce40a>] update_block_group.clone.61+0x3a/0x2c0
       &(&fs_info->delalloc_lock)->rlock           4802          [<ffffffff812debf8>] btrfs_mark_buffer_dirty+0xa8/0x110
       &(&fs_info->delalloc_lock)->rlock          10529          [<ffffffff812db674>] btree_lock_page_hook+0xe4/0x150
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock          17718          [<ffffffff812e4205>] btrfs_set_bit_hook+0x95/0x160
       &(&fs_info->delalloc_lock)->rlock           8800          [<ffffffff812debf8>] btrfs_mark_buffer_dirty+0xa8/0x110
       &(&fs_info->delalloc_lock)->rlock          20531          [<ffffffff812ce40a>] update_block_group.clone.61+0x3a/0x2c0
       &(&fs_info->delalloc_lock)->rlock          13171          [<ffffffff812db674>] btree_lock_page_hook+0xe4/0x150

...............................................................................................................................................................................................

                    &(&rsv->lock)->rlock:         60252          60286           0.11          88.01       47035.18        4507468       34434904           0.00         361.68     7894276.64
                    --------------------
                    &(&rsv->lock)->rlock          14601          [<ffffffff812c9fda>] block_rsv_release_bytes+0x3a/0x140
                    &(&rsv->lock)->rlock          16675          [<ffffffff812ca285>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock          21898          [<ffffffff812d0729>] btrfs_block_rsv_check+0x49/0x160
                    &(&rsv->lock)->rlock            407          [<ffffffff812ca04a>] block_rsv_release_bytes+0xaa/0x140
                    --------------------
                    &(&rsv->lock)->rlock          16477          [<ffffffff812ca285>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock          15269          [<ffffffff812c9fda>] block_rsv_release_bytes+0x3a/0x140
                    &(&rsv->lock)->rlock          20586          [<ffffffff812d0729>] btrfs_block_rsv_check+0x49/0x160
                    &(&rsv->lock)->rlock           4389          [<ffffffff812ca208>] block_rsv_use_bytes+0x38/0x80

...............................................................................................................................................................................................

   &(&fs_info->block_group_cache_lock)->:         46607          48021           0.12         619.28       57053.26        1552905       11979572           0.10         331.33     3291934.35
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->          48021          [<ffffffff812ca108>] block_group_cache_tree_search+0x28/0xd0
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->          48021          [<ffffffff812ca108>] block_group_cache_tree_search+0x28/0xd0

...............................................................................................................................................................................................

                                &q->lock:         42810          46219           0.14         211.33       50693.64        4777740        4876638           0.00         283.66     3056958.52
                                --------
                                &q->lock          12674          [<ffffffff8108b627>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock          33549          [<ffffffff8108ae58>] generic_exec_single+0x48/0xb0
                                --------
                                &q->lock          17980          [<ffffffff8108ae58>] generic_exec_single+0x48/0xb0
                                &q->lock          28243          [<ffffffff8108b627>] generic_smp_call_function_single_interrupt+0x57/0x120

...............................................................................................................................................................................................

                 &(&n->list_lock)->rlock:         30177          30486           0.23          37.26       30368.29        2231635        8854157           0.00         275.18     2861340.13
                 -----------------------
                 &(&n->list_lock)->rlock          24276          [<ffffffff8112abd3>] __slab_free+0x123/0x2c0
                 &(&n->list_lock)->rlock           6210          [<ffffffff8112a945>] get_partial_node+0x55/0x1c0
                 -----------------------
                 &(&n->list_lock)->rlock          25266          [<ffffffff8112abd3>] __slab_free+0x123/0x2c0
                 &(&n->list_lock)->rlock           5220          [<ffffffff8112a945>] get_partial_node+0x55/0x1c0

...............................................................................................................................................................................................

           &(&delayed_root->lock)->rlock:         29058          29275           0.28          82.95       25948.11        2947268       11307202           0.00         284.78     3384627.35
           -----------------------------
           &(&delayed_root->lock)->rlock           6892          [<ffffffff81329141>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock           6487          [<ffffffff81329dda>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock           9326          [<ffffffff81328855>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock           4449          [<ffffffff81328900>] __btrfs_release_delayed_node+0x110/0x210
           -----------------------------
           &(&delayed_root->lock)->rlock           7202          [<ffffffff81329dda>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock          10667          [<ffffffff81328855>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock           6327          [<ffffffff81329141>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock           3033          [<ffffffff81328900>] __btrfs_release_delayed_node+0x110/0x210

...............................................................................................................................................................................................

                                    #1-W:         19590          19791           0.23         149.93       50550.69         530880       64550276           0.00        1909.69    13263527.69
                                    #1-R:          1012           1018           0.61          86.92        6873.51         105741         211129           0.12         222.93       93796.99
                                    ----
                                      #1            746          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1           1018          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           9571          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1           9474          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                    ----
                                      #1           1246          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          17368          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1            482          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           1713          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90

...............................................................................................................................................................................................

                                   key#8:         14853          14853           0.24          40.64       41015.46        1677458        1677479           0.00         293.58     4423977.41
                                   -----
                                   key#8          14852          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8              1          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   -----
                                   key#8          14853          [<ffffffff81034bb2>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

   &(&fs_info->ordered_extent_lock)->rlo:         10642          10648           0.23          74.13        9015.83        2099728        2656175           0.00         281.91     1429659.73
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo           2655          [<ffffffff812fc51b>] __btrfs_add_ordered_extent+0x19b/0x280
   &(&fs_info->ordered_extent_lock)->rlo           3937          [<ffffffff812fc29d>] __btrfs_remove_ordered_extent+0x6d/0x150
   &(&fs_info->ordered_extent_lock)->rlo           4056          [<ffffffff812fd3d1>] btrfs_run_ordered_operations+0x51/0x220
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo           4742          [<ffffffff812fc29d>] __btrfs_remove_ordered_extent+0x6d/0x150
   &(&fs_info->ordered_extent_lock)->rlo           2678          [<ffffffff812fc51b>] __btrfs_add_ordered_extent+0x19b/0x280
   &(&fs_info->ordered_extent_lock)->rlo           3228          [<ffffffff812fd3d1>] btrfs_run_ordered_operations+0x51/0x220

...............................................................................................................................................................................................

                   &(&tree->lock)->rlock:          9651           9688           0.23        1755.96       21425.61        2882504       54163451           0.00        2492.62    28702559.44
                   ---------------------
                   &(&tree->lock)->rlock           5879          [<ffffffff812ff3b1>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock           2334          [<ffffffff812fec84>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock            783          [<ffffffff81300359>] test_range_bit+0x39/0x180
                   &(&tree->lock)->rlock            692          [<ffffffff812fe2b9>] find_delalloc_range+0x39/0x1d0
                   ---------------------
                   &(&tree->lock)->rlock           5879          [<ffffffff812ff3b1>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock           1993          [<ffffffff812fe2b9>] find_delalloc_range+0x39/0x1d0
                   &(&tree->lock)->rlock           1127          [<ffffffff81300359>] test_range_bit+0x39/0x180
                   &(&tree->lock)->rlock            689          [<ffffffff812fec84>] clear_extent_bit+0x94/0x420

...............................................................................................................................................................................................

                                    #1-W:          3481           3730           0.17         333.20        6898.44         174664        3878467           0.09        1018.02     4477507.57
                                    #1-R:          3704           3704           0.25        1015.47        9884.82         150883        6111501           0.09         438.18     5742238.39
                                    ----
                                      #1           1312          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1           2642          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           1079          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1            153          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1           1059          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           5271          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1            557          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1            286          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

             &(&root->inode_lock)->rlock:          7379           7387           0.22          41.67        7069.85        1105962        3521629           0.00         287.03     2087665.32
             ---------------------------
             &(&root->inode_lock)->rlock           2496          [<ffffffff81328a7c>] btrfs_get_delayed_node+0x7c/0xe0
             &(&root->inode_lock)->rlock            747          [<ffffffff812e5eec>] inode_tree_add+0x6c/0x1a0
             &(&root->inode_lock)->rlock           4144          [<ffffffff81328bf8>] btrfs_get_or_create_delayed_node+0x118/0x1c0
             ---------------------------
             &(&root->inode_lock)->rlock           2417          [<ffffffff812e5eec>] inode_tree_add+0x6c/0x1a0
             &(&root->inode_lock)->rlock           3177          [<ffffffff81328a7c>] btrfs_get_delayed_node+0x7c/0xe0
             &(&root->inode_lock)->rlock           1793          [<ffffffff81328bf8>] btrfs_get_or_create_delayed_node+0x118/0x1c0

...............................................................................................................................................................................................

                                    #8-W:          7034           7229           0.13         212.54       15186.86         599852        9910512           0.09         697.62    12183538.73
                                    #8-R:             0              0           0.00           0.00           0.00            727           8304           0.14          85.07        3741.79
                                    ----
                                      #8           2432          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #8           3050          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #8           1747          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #8           5664          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #8            672          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #8            893          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

         &(&cluster->refill_lock)->rlock:          5924           5926           0.27          80.60       11348.51         525323        2114535           0.58         303.75     1703391.83
         -------------------------------
         &(&cluster->refill_lock)->rlock           5926          [<ffffffff812d2858>] find_free_extent.clone.64+0x2e8/0xb10
         -------------------------------
         &(&cluster->refill_lock)->rlock           5926          [<ffffffff812d2858>] find_free_extent.clone.64+0x2e8/0xb10

...............................................................................................................................................................................................

                                    #1-W:          2085           2562           0.31          44.48        3772.21           3703        2171409           0.09         387.54     2467216.25
                                    #1-R:          3230           3235           0.29          44.90        5620.30       23522925       51422058           0.00         508.38   109733863.42
                                    ----
                                      #1           3025          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           1417          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1           1145          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1            210          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1           3377          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1           1591          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1            412          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1            417          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                &(&wb->list_lock)->rlock:          5645           5732           0.24        5341.16       91318.09         239844        4058300           0.00       27420.49     2851162.63
                ------------------------
                &(&wb->list_lock)->rlock           3453          [<ffffffff8115b64d>] __mark_inode_dirty+0x14d/0x230
                &(&wb->list_lock)->rlock           1876          [<ffffffff8115d225>] writeback_sb_inodes+0x215/0x270
                &(&wb->list_lock)->rlock            391          [<ffffffff8115cbb9>] writeback_single_inode+0x209/0x400
                &(&wb->list_lock)->rlock             12          [<ffffffff8115d730>] inode_wb_list_del+0x40/0x90
                ------------------------
                &(&wb->list_lock)->rlock             47          [<ffffffff8115d3ac>] wb_writeback+0x5c/0x2f0
                &(&wb->list_lock)->rlock           1487          [<ffffffff8115cbb9>] writeback_single_inode+0x209/0x400
                &(&wb->list_lock)->rlock           2245          [<ffffffff8115b64d>] __mark_inode_dirty+0x14d/0x230
                &(&wb->list_lock)->rlock           1943          [<ffffffff8115d225>] writeback_sb_inodes+0x215/0x270

...............................................................................................................................................................................................

                             &rq->lock#2:          4839           4839           0.26          41.90       25332.30          10327        1460929           0.00          81.40     1356987.37
                             -----------
                             &rq->lock#2           2874          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             &rq->lock#2           1529          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#2            423          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#2             10          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0
                             -----------
                             &rq->lock#2           3099          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#2           1696          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#2             27          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock#2             11          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0

...............................................................................................................................................................................................

            &(&tree->buffer_lock)->rlock:          4016           4016           0.18          86.15        3536.50         775048        3017322           0.13         275.52     1296312.41
            ----------------------------
            &(&tree->buffer_lock)->rlock           2237          [<ffffffff813027d4>] alloc_extent_buffer+0x3c4/0x4e0
            &(&tree->buffer_lock)->rlock           1779          [<ffffffff81304ec0>] try_release_extent_buffer+0x40/0xe0
            ----------------------------
            &(&tree->buffer_lock)->rlock           2681          [<ffffffff81304ec0>] try_release_extent_buffer+0x40/0xe0
            &(&tree->buffer_lock)->rlock           1335          [<ffffffff813027d4>] alloc_extent_buffer+0x3c4/0x4e0

...............................................................................................................................................................................................

                        rcu_node_level_0:          3395           3574           0.25          18.74       10402.70          59381         101089           0.12         261.14      110251.73
                        ----------------
                        rcu_node_level_0            429          [<ffffffff810b548f>] rcu_report_qs_rnp+0x5f/0x170
                        rcu_node_level_0           1917          [<ffffffff810b6070>] __rcu_process_callbacks+0x280/0x370
                        rcu_node_level_0           1014          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_0            131          [<ffffffff810b5bb5>] force_quiescent_state+0x245/0x290
                        ----------------
                        rcu_node_level_0            128          [<ffffffff810b5bb5>] force_quiescent_state+0x245/0x290
                        rcu_node_level_0           2822          [<ffffffff810b6070>] __rcu_process_callbacks+0x280/0x370
                        rcu_node_level_0            415          [<ffffffff810b548f>] rcu_report_qs_rnp+0x5f/0x170
                        rcu_node_level_0             63          [<ffffffff810b5a2b>] force_quiescent_state+0xbb/0x290

...............................................................................................................................................................................................

                &(&cluster->lock)->rlock:          2410           2413           0.19          48.64        2015.94         556222        4259243           0.11         264.76      978886.42
                ------------------------
                &(&cluster->lock)->rlock           1985          [<ffffffff812d2673>] find_free_extent.clone.64+0x103/0xb10
                &(&cluster->lock)->rlock            404          [<ffffffff8131c04c>] btrfs_alloc_from_cluster+0x3c/0x230
                &(&cluster->lock)->rlock              2          [<ffffffff812d2a54>] find_free_extent.clone.64+0x4e4/0xb10
                &(&cluster->lock)->rlock             19          [<ffffffff8131acf1>] __btrfs_add_free_space+0xf1/0x400
                ------------------------
                &(&cluster->lock)->rlock           1473          [<ffffffff8131c04c>] btrfs_alloc_from_cluster+0x3c/0x230
                &(&cluster->lock)->rlock            897          [<ffffffff812d2673>] find_free_extent.clone.64+0x103/0xb10
                &(&cluster->lock)->rlock             15          [<ffffffff8131c2a7>] btrfs_find_space_cluster+0x67/0x210
                &(&cluster->lock)->rlock             25          [<ffffffff8131acf1>] __btrfs_add_free_space+0xf1/0x400

...............................................................................................................................................................................................

                &(&cache->lock)->rlock#2:          1706           1737           0.24        6445.92       30371.95        1349546        8588038           0.10         267.38     1868649.67
                ------------------------
                &(&cache->lock)->rlock#2            140          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310
                &(&cache->lock)->rlock#2            558          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0
                &(&cache->lock)->rlock#2            894          [<ffffffff812d24da>] btrfs_update_reserved_bytes+0x9a/0x130
                &(&cache->lock)->rlock#2            138          [<ffffffff812cb571>] pin_down_extent.clone.50+0x51/0xe0
                ------------------------
                &(&cache->lock)->rlock#2            651          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0
                &(&cache->lock)->rlock#2            120          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310
                &(&cache->lock)->rlock#2            659          [<ffffffff812d24da>] btrfs_update_reserved_bytes+0x9a/0x130
                &(&cache->lock)->rlock#2            298          [<ffffffff812cb571>] pin_down_extent.clone.50+0x51/0xe0

...............................................................................................................................................................................................

                   &(&base->lock)->rlock:          1562           1563           0.24           6.18         913.31         200008       13246706           0.00         261.17     4325380.51
                   ---------------------
                   &(&base->lock)->rlock           1519          [<ffffffff8105a11b>] lock_timer_base.clone.20+0x3b/0x70
                   &(&base->lock)->rlock             26          [<ffffffff8105a9e7>] run_timer_softirq+0x47/0x3d0
                   &(&base->lock)->rlock             18          [<ffffffff8105af9f>] add_timer_on+0x5f/0x110
                   ---------------------
                   &(&base->lock)->rlock           1522          [<ffffffff8105a11b>] lock_timer_base.clone.20+0x3b/0x70
                   &(&base->lock)->rlock             23          [<ffffffff8105af9f>] add_timer_on+0x5f/0x110
                   &(&base->lock)->rlock             18          [<ffffffff8105a9e7>] run_timer_softirq+0x47/0x3d0

...............................................................................................................................................................................................

               &(&ctl->tree_lock)->rlock:          1458           1474           0.26         630.41        3377.58         542234       33471650           0.11         600.72     4842671.39
               -------------------------
               &(&ctl->tree_lock)->rlock            643          [<ffffffff812d2819>] find_free_extent.clone.64+0x2a9/0xb10
               &(&ctl->tree_lock)->rlock            803          [<ffffffff8131c1b4>] btrfs_alloc_from_cluster+0x1a4/0x230
               &(&ctl->tree_lock)->rlock             25          [<ffffffff8131ac4d>] __btrfs_add_free_space+0x4d/0x400
               &(&ctl->tree_lock)->rlock              3          [<ffffffff8131c294>] btrfs_find_space_cluster+0x54/0x210
               -------------------------
               &(&ctl->tree_lock)->rlock            784          [<ffffffff812d2819>] find_free_extent.clone.64+0x2a9/0xb10
               &(&ctl->tree_lock)->rlock            410          [<ffffffff8131c1b4>] btrfs_alloc_from_cluster+0x1a4/0x230
               &(&ctl->tree_lock)->rlock              7          [<ffffffff8131c294>] btrfs_find_space_cluster+0x54/0x210
               &(&ctl->tree_lock)->rlock            266          [<ffffffff8131ac4d>] __btrfs_add_free_space+0x4d/0x400

...............................................................................................................................................................................................

                             &rq->lock/1:          1283           1283           0.26          74.30       10215.49           5627          45669           0.09         272.68      131019.20
                             -----------
                             &rq->lock/1           1283          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             -----------
                             &rq->lock/1            388          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock/1            439          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock/1            448          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock/1              4          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0

...............................................................................................................................................................................................

               &(&zone->lru_lock)->rlock:          1260           1264           0.23           6.95        1174.33         510909        4087617           0.00         287.34     1968188.66
               -------------------------
               &(&zone->lru_lock)->rlock           1235          [<ffffffff810f2572>] pagevec_lru_move_fn+0xb2/0x120
               &(&zone->lru_lock)->rlock             29          [<ffffffff810f234c>] release_pages+0x10c/0x280
               -------------------------
               &(&zone->lru_lock)->rlock           1234          [<ffffffff810f2572>] pagevec_lru_move_fn+0xb2/0x120
               &(&zone->lru_lock)->rlock             30          [<ffffffff810f234c>] release_pages+0x10c/0x280

...............................................................................................................................................................................................

                                    #3-W:           463            463           0.30          76.04         935.21        1324088        7355498           0.12         696.59     7523980.38
                                    #3-R:             0              0           0.00           0.00           0.00              2             47           0.14           0.74           7.80
                                    ----
                                      #3            460          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #3              3          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                    ----
                                      #3            463          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0

...............................................................................................................................................................................................

                                    #5-W:            47             47           0.54           8.61         108.07        3653103       21072410           0.00        1234.43    18937143.72
                                    #5-R:           384            384           0.45           5.67         814.55         259060        5352911           0.00         236.09     1743232.81
                                    ----
                                      #5             15          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #5            232          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #5             32          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #5            152          [<ffffffff813120dc>] btrfs_try_tree_read_lock+0x4c/0x80
                                    ----
                                      #5            376          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #5             21          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #5             30          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #5              4          [<ffffffff813120dc>] btrfs_try_tree_read_lock+0x4c/0x80

...............................................................................................................................................................................................

                                   key#4:           364            365           0.37           1.64         293.63         646435        1785371           0.11          12.85      615330.64
                                   -----
                                   key#4            365          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#4            365          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                    &delayed_node->mutex:           294            294           7.37         304.65       12084.83        3823510       20786236           0.00        6613.31    94449096.54
                    --------------------
                    &delayed_node->mutex            252          [<ffffffff8132a363>] btrfs_insert_delayed_dir_index+0x103/0x210
                    &delayed_node->mutex              1          [<ffffffff81329d24>] btrfs_async_run_delayed_node_done+0xa4/0x210
                    &delayed_node->mutex              3          [<ffffffff81329503>] btrfs_insert_delayed_items+0x43/0x450
                    &delayed_node->mutex             22          [<ffffffff8132883f>] __btrfs_release_delayed_node+0x4f/0x210
                    --------------------
                    &delayed_node->mutex            137          [<ffffffff81329503>] btrfs_insert_delayed_items+0x43/0x450
                    &delayed_node->mutex            121          [<ffffffff81328e0b>] btrfs_update_delayed_inode+0x3b/0x160
                    &delayed_node->mutex             10          [<ffffffff8132a363>] btrfs_insert_delayed_dir_index+0x103/0x210
                    &delayed_node->mutex             17          [<ffffffff8132883f>] __btrfs_release_delayed_node+0x4f/0x210

...............................................................................................................................................................................................

                      &(&t->lock)->rlock:           169            170           0.31           1.93         121.61        2704163       20877563           0.00         808.76     6117189.55
                      ------------------
                      &(&t->lock)->rlock             65          [<ffffffff812fc6be>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock            105          [<ffffffff812fc918>] btrfs_dec_test_ordered_pending+0x48/0x170
                      ------------------
                      &(&t->lock)->rlock            104          [<ffffffff812fc6be>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock             66          [<ffffffff812fc918>] btrfs_dec_test_ordered_pending+0x48/0x170

...............................................................................................................................................................................................

            &(&bp->indirect_lock)->rlock:           148            151           0.68           8.80         342.83           1184           2696           0.13           6.72        3559.01
            ----------------------------
            &(&bp->indirect_lock)->rlock             56          [<ffffffffa01963f8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            &(&bp->indirect_lock)->rlock             95          [<ffffffffa01939ce>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            ----------------------------
            &(&bp->indirect_lock)->rlock             95          [<ffffffffa01939ce>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             56          [<ffffffffa01963f8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]

...............................................................................................................................................................................................

   &(&fs_info->delayed_iput_lock)->rlock:           117            120           0.22           3.01          97.26         736105        2895254           0.10         284.85      721383.86
   -------------------------------------
   &(&fs_info->delayed_iput_lock)->rlock            120          [<ffffffff812e8d42>] btrfs_run_delayed_iputs+0x42/0x130
   -------------------------------------
   &(&fs_info->delayed_iput_lock)->rlock            120          [<ffffffff812e8d42>] btrfs_run_delayed_iputs+0x42/0x130

...............................................................................................................................................................................................

                                   key#2:            97             97           0.32           8.90         148.42         560966         831349           0.12         257.55     2116217.22
                                   -----
                                   key#2             36          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#2             61          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   -----
                                   key#2             54          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#2             42          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#2              1          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90

...............................................................................................................................................................................................

                   &(&zone->lock)->rlock:            93             93           0.30           3.54         112.69          64355        1099748           0.00         225.60     1428434.79
                   ---------------------
                   &(&zone->lock)->rlock             13          [<ffffffff810ed5a9>] get_page_from_freelist+0x709/0x770
                   &(&zone->lock)->rlock             70          [<ffffffff810ee983>] __free_pages_ok+0xb3/0x510
                   &(&zone->lock)->rlock             10          [<ffffffff810ed2c8>] get_page_from_freelist+0x428/0x770
                   ---------------------
                   &(&zone->lock)->rlock             13          [<ffffffff810ed5a9>] get_page_from_freelist+0x709/0x770
                   &(&zone->lock)->rlock             61          [<ffffffff810ee983>] __free_pages_ok+0xb3/0x510
                   &(&zone->lock)->rlock             18          [<ffffffff810ed2c8>] get_page_from_freelist+0x428/0x770
                   &(&zone->lock)->rlock              1          [<ffffffff810eddb4>] free_pcppages_bulk+0x34/0x430

...............................................................................................................................................................................................

                           &rq->lock#2/1:            56             56           0.71          40.63         418.46            269            376           0.09          13.88         340.84
                           -------------
                           &rq->lock#2/1             56          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#2/1             28          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                           &rq->lock#2/1             25          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                           &rq->lock#2/1              3          [<ffffffff810350a2>] double_rq_lock+0x62/0x80

...............................................................................................................................................................................................

                         inode_hash_lock:            48             48           0.30           1.97          50.58            808        1213948           0.12         230.32      903637.62
                         ---------------
                         inode_hash_lock             10          [<ffffffff8114f07b>] iget_locked+0x6b/0x1b0
                         inode_hash_lock             19          [<ffffffff8114d64a>] __insert_inode_hash+0x6a/0xc0
                         inode_hash_lock              9          [<ffffffff8114d57c>] __remove_inode_hash+0x2c/0x90
                         inode_hash_lock             10          [<ffffffff8114f0ec>] iget_locked+0xdc/0x1b0
                         ---------------
                         inode_hash_lock             28          [<ffffffff8114d64a>] __insert_inode_hash+0x6a/0xc0
                         inode_hash_lock              6          [<ffffffff8114d57c>] __remove_inode_hash+0x2c/0x90
                         inode_hash_lock              6          [<ffffffff8114f07b>] iget_locked+0x6b/0x1b0
                         inode_hash_lock              8          [<ffffffff8114f0ec>] iget_locked+0xdc/0x1b0

...............................................................................................................................................................................................

                                pci_lock:            24             24           0.68           6.06          65.93           2851          12115           1.29          22.93       33779.89
                                --------
                                pci_lock             24          [<ffffffff8138ad22>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock             24          [<ffffffff8138ad22>] pci_bus_read_config_word+0x42/0x90

...............................................................................................................................................................................................

               &(&dentry->d_lock)->rlock:            19             19           0.40           1.11          14.16         399700       38486092           0.00         376.76     6547060.07
               -------------------------
               &(&dentry->d_lock)->rlock             10          [<ffffffff8114b822>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock              9          [<ffffffff8113fa26>] path_get+0x36/0x50
               -------------------------
               &(&dentry->d_lock)->rlock              8          [<ffffffff8113fa26>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock             11          [<ffffffff8114b822>] dput+0x32/0x1d0

...............................................................................................................................................................................................

                                   key#8:            15             15           0.93          22.51          64.95             97            129           0.12          42.16         297.38
                                   -----
                                   key#8              7          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8              8          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   -----
                                   key#8              5          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8              5          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8              5          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                        &input_pool.lock:            13             13           0.43           1.82          15.16         223790        2488721           0.00         279.57     1182474.34
                        ----------------
                        &input_pool.lock             13          [<ffffffff81418c4e>] mix_pool_bytes_extract+0x5e/0x180
                        ----------------
                        &input_pool.lock             13          [<ffffffff81418c4e>] mix_pool_bytes_extract+0x5e/0x180

...............................................................................................................................................................................................

                   &fs_info->chunk_mutex:            10             10          39.56         209.13        1217.85             78            380           0.33         404.41       60935.26
                   ---------------------
                   &fs_info->chunk_mutex             10          [<ffffffff812cffeb>] do_chunk_alloc+0x16b/0x370
                   ---------------------
                   &fs_info->chunk_mutex             10          [<ffffffff812d0020>] do_chunk_alloc+0x1a0/0x370

...............................................................................................................................................................................................

                   &fs_info->reloc_mutex:            10             10          25.02          57.27         377.22             42             46           0.81       73712.60      257714.66
                   ---------------------
                   &fs_info->reloc_mutex             10          [<ffffffff812e2569>] btrfs_record_root_in_trans+0x49/0x90
                   ---------------------
                   &fs_info->reloc_mutex             10          [<ffffffff812e2569>] btrfs_record_root_in_trans+0x49/0x90

...............................................................................................................................................................................................

                      inode_sb_list_lock:             7              9           0.39           0.94           6.03            817        3269308           0.12         894.95     2561117.09
                      ------------------
                      inode_sb_list_lock              4          [<ffffffff8114e5bf>] evict+0x6f/0x1c0
                      inode_sb_list_lock              5          [<ffffffff8114d6bd>] inode_sb_list_add+0x1d/0x70
                      ------------------
                      inode_sb_list_lock              9          [<ffffffff8114d6bd>] inode_sb_list_add+0x1d/0x70

...............................................................................................................................................................................................

                                   key#5:             6              6           0.64           0.99           4.87         147939         377557           0.11          12.45      120738.78
                                   -----
                                   key#5              6          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#5              6          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                &fs_info->tree_log_mutex:             6              6     2686314.24     3900844.74    19321772.68             24             28          24.03     3918219.86    32566678.36
                ------------------------
                &fs_info->tree_log_mutex              6          [<ffffffff81318299>] btrfs_log_inode_parent+0x3b9/0x4c0
                ------------------------
                &fs_info->tree_log_mutex              6          [<ffffffff812e3085>] btrfs_commit_transaction+0x3f5/0x8a0

...............................................................................................................................................................................................

                                   key#6:             4              4           0.62           0.79           2.85         131863         188643           0.00          25.12       92918.31
                                   -----
                                   key#6              4          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#6              4          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                           &tree->lock-W:             0              0           0.00           0.00           0.00        1116793        3367033           0.12         225.01      899030.08
                           &tree->lock-R:             4              4           2.21           5.50          13.85        1909447       36730779           0.00        3570.89     7460520.17
                           -------------
                             &tree->lock              4          [<ffffffff8130690f>] __btrfs_map_block+0xff/0x870
                           -------------
                             &tree->lock              4          [<ffffffff813088ab>] __btrfs_alloc_chunk+0x47b/0x750

...............................................................................................................................................................................................

                                   key#3:             3              3           0.63           1.56           3.00           2021           2126           0.00          27.98        5981.54
                                   -----
                                   key#3              3          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#3              3          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                         tasklist_lock-W:             1              1           5.43           5.43           5.43             32             92           0.20          16.33         365.84
                         tasklist_lock-R:             0              0           0.00           0.00           0.00             50            731           0.16          11.50        1112.95
                         ---------------
                           tasklist_lock              1          [<ffffffff8104d17a>] release_task+0x7a/0x4a0
                         ---------------
                           tasklist_lock              1          [<ffffffff8104ebe8>] do_exit+0x498/0x880

...............................................................................................................................................................................................

                                   key#2:             1              1           1.96           1.96           1.96             81           2959           0.12          12.18         487.65
                                   -----
                                   key#2              1          [<ffffffff8106e7c1>] remove_wait_queue+0x21/0x70
                                   -----
                                   key#2              1          [<ffffffff81034b17>] __wake_up_sync_key+0x37/0x80

...............................................................................................................................................................................................

                  &(&cache->lock)->rlock:             1              1           0.75           0.75           0.75           4837          30967           0.12          64.49        6977.52
                  ----------------------
                  &(&cache->lock)->rlock              1          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310
                  ----------------------
                  &(&cache->lock)->rlock              1          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0

...............................................................................................................................................................................................

                    &irq_desc_lock_class:             1              1          10.41          10.41          10.41            918        4900278           0.00         298.19     1548965.38
                    --------------------
                    &irq_desc_lock_class              1          [<ffffffff810b340e>] handle_edge_irq+0x1e/0x110
                    --------------------
                    &irq_desc_lock_class              1          [<ffffffff810b4905>] show_interrupts+0x125/0x310

...............................................................................................................................................................................................

                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00             12             69           0.17           0.51          20.83
                             sysfs_mutex:             0              0           0.00           0.00           0.00             15         132789           0.16          85.07       50089.15
                                 sb_lock:             0              0           0.00           0.00           0.00            197           2160           0.12          14.47        1399.42
                                pgd_lock:             0              0           0.00           0.00           0.00             25             31           0.38           2.69          36.59
                 &rcu_bh_state.onofflock:             0              0           0.00           0.00           0.00              0            140           3.81          22.09        1336.41
                     file_systems_lock-R:             0              0           0.00           0.00           0.00              1              1          19.18          19.18          19.18
               __vsyscall_gtod_data.lock:             0              0           0.00           0.00           0.00              0          67321           0.00          12.49       24689.71
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00           5807          11538           1.99         281.80      159858.05
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00            130            216           0.12          18.07         427.20
                                events-R:             0              0           0.00           0.00           0.00              0          32401           2.88         120.34      289771.11
                                   key#4:             0              0           0.00           0.00           0.00              7             14           0.14           0.81           5.70
                             sysctl_lock:             0              0           0.00           0.00           0.00              3             20           0.12           0.79           4.23
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              2              9           0.21          71.83         267.20
                         vfsmount_lock-R:             0              0           0.00           0.00           0.00              0       11929797           0.09         287.08     4504166.68
                                   key#1:             0              0           0.00           0.00           0.00             50           1402           0.12           9.95         252.28
                     &(&fs->lock)->rlock:             0              0           0.00           0.00           0.00             94        1748570           0.13         279.91     1739379.58
                     tick_broadcast_lock:             0              0           0.00           0.00           0.00              0              3           0.70           0.88           2.32
                           big_tty_mutex:             0              0           0.00           0.00           0.00              2              8           0.12           7.11          21.10
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00             92          99363           0.00          81.76      438018.72
                  random_write_wait.lock:             0              0           0.00           0.00           0.00             11             13           0.16           0.89           6.45
                                     key:             0              0           0.00           0.00           0.00             43             62           0.13          14.28         129.87
                     kthread_create_lock:             0              0           0.00           0.00           0.00             34             51           0.12           0.99          24.18
                           watchdog_lock:             0              0           0.00           0.00           0.00           1347           1347           3.98          27.01       11575.13
             &(&sighand->siglock)->rlock:             0              0           0.00           0.00           0.00             61            254           0.11          13.60         321.09
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00             33            205           0.12           8.86         173.10
                             pidmap_lock:             0              0           0.00           0.00           0.00             32             49           0.32           1.54          39.70
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              2              2           7.22          14.34          21.56
                             &p->pi_lock:             0              0           0.00           0.00           0.00       10899952       26471594           0.00         298.86    55000731.51
                                bdi_lock:             0              0           0.00           0.00           0.00              2              3          12.18          25.79          59.21
                         pci_config_lock:             0              0           0.00           0.00           0.00           2851          12115           1.05           7.14       15874.24
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0           9079           0.10         204.08      115793.22
              &sb->s_type->i_mutex_key#4:             0              0           0.00           0.00           0.00              3             20           2.48          11.85         179.41
                               balancing:             0              0           0.00           0.00           0.00              0        1066134           0.08         301.03     1219375.84
                         &cpu_base->lock:             0              0           0.00           0.00           0.00            104        6467041           0.00         285.70    31245473.81
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              7             42           0.10           1.66          15.66
                               bdev_lock:             0              0           0.00           0.00           0.00              2              2           7.70          18.72          26.42
              &sb->s_type->i_mutex_key#7:             0              0           0.00           0.00           0.00             32            253           0.20          14.49         195.43
                               tty_mutex:             0              0           0.00           0.00           0.00              2              6           0.83           5.22          13.66
                              &tbl->lock:             0              0           0.00           0.00           0.00              2            823           0.12          54.87         933.30
                                  &timer:             0              0           0.00           0.00           0.00              0        4995056           0.00         282.42      420244.44
              &(&newf->file_lock)->rlock:             0              0           0.00           0.00           0.00             91        4255375           0.12         274.27      667317.77
                          files_lglock-R:             0              0           0.00           0.00           0.00              0        2836742           0.09         228.28      282546.13
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00            152            676           0.16           4.82         361.38
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0       16019740           0.00         322.59     1400643.85
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             21             21           0.46           2.47          23.87
                          &port_lock_key:             0              0           0.00           0.00           0.00              4             13           0.13          23.98          86.61
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0      438410912           0.00        2238.87   131467507.51
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              2             56           0.12           1.04          15.78
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              2             56           0.12           1.76          17.43
                        proc_subdir_lock:             0              0           0.00           0.00           0.00             19           5903           0.14          17.04        5478.70
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              0             60           0.09           0.93          15.09
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2          62649           0.09          16.85       11008.55
                            &port->mutex:             0              0           0.00           0.00           0.00              3              5           0.45           2.47           6.40
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0           1347           4.77          30.20       13719.59
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           2693           7.98          44.20       41793.84
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           2693           6.97          22.65       28855.46
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00            315          15832           0.12          16.54        2235.05
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             27           0.24           1.35          14.09
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0              9           0.23           0.48           2.46
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0            491           0.10           6.09         367.90
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0              9           2.47           3.45          25.57
                               cdev_lock:             0              0           0.00           0.00           0.00              4              4           0.53           1.59           3.74
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0             67           5.12          25.33         816.21
                     &tty->termios_mutex:             0              0           0.00           0.00           0.00              1              1           0.63           0.63           0.63
                                   key#1:             0              0           0.00           0.00           0.00              2              7           0.12           0.53           1.61
                          tty_files_lock:             0              0           0.00           0.00           0.00              2              8           0.13           0.54           2.09
                     tty_ldisc_idle.lock:             0              0           0.00           0.00           0.00              1              2           0.19           0.35           0.53
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              2              4           0.14           0.44           1.04
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          16.97          28.33          92.13
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              6              7         382.34       11693.83       32095.48
                         &mm->mmap_sem-W:             0              0           0.00           0.00           0.00             34          26456           0.13         937.95       67350.26
                         &mm->mmap_sem-R:             0              0           0.00           0.00           0.00             19          77469           0.14       17828.27      292856.10
          &(&mm->page_table_lock)->rlock:             0              0           0.00           0.00           0.00             62          91234           0.11         277.33       64636.54
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00            309          49317           0.16          75.71       10447.87
                             rename_lock:             0              0           0.00           0.00           0.00              5             81           0.39           4.14         105.06
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              6          40.56         935.87        2244.58
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              1            159           0.15         126.12        1485.21
                                   key#2:             0              0           0.00           0.00           0.00             21            648           0.12           2.36         336.92
           &flush_state[i].tlbstate_lock:             0              0           0.00           0.00           0.00              3             35           1.69          43.26         266.34
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          32311           0.90          89.43      410454.96
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          32311           2.35         118.68      259176.51
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.17           0.83           2.20
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00             33           5906           3.19         225.58       32618.47
                         dcache_lru_lock:             0              0           0.00           0.00           0.00             28        1062067           0.12         126.55      154646.81
             &(&dentry->d_lock)->rlock/1:             0              0           0.00           0.00           0.00             77        1745871           0.12         228.94      238129.42
                                &p->lock:             0              0           0.00           0.00           0.00              0           3768           0.20         611.99       70082.24
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.31           0.74           2.22
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.15           0.56           1.76
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           1.68           2.64           4.32
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          19.08          19.08          19.08
                         unix_table_lock:             0              0           0.00           0.00           0.00              3             14           0.12           0.91           5.06
                            &u->readlock:             0              0           0.00           0.00           0.00              3              3           5.87          15.68          29.73
              &sb->s_type->i_mutex_key#8:             0              0           0.00           0.00           0.00           1752           9853           0.17          50.96        5965.28
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00             12          39591           0.12           2.71        5388.43
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0          13197           1.17          94.79       37050.15
                               swap_lock:             0              0           0.00           0.00           0.00             13           2205           0.12           5.54         312.60
                               uts_sem-R:             0              0           0.00           0.00           0.00              2              2           0.82           1.25           2.07
                                   key#2:             0              0           0.00           0.00           0.00              4              9           0.13           4.71          14.77
                      &(&u->lock)->rlock:             0              0           0.00           0.00           0.00              6             17           0.14           2.28          13.68
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              0              3           0.92           1.23           3.22
      &af_unix_sk_receive_queue_lock_key:             0              0           0.00           0.00           0.00              4             18           0.12           0.71           4.24
                                   key#2:             0              0           0.00           0.00           0.00              3              9           0.12           0.50           2.33
        &(&mapping->private_lock)->rlock:             0              0           0.00           0.00           0.00             54            144           0.12           1.44          58.35
                   random_read_wait.lock:             0              0           0.00           0.00           0.00             29            387           0.15         221.83         368.25
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00        4432229       16749958           0.00         296.34     5284875.09
   &(&fs_info->defrag_inodes_lock)->rloc:             0              0           0.00           0.00           0.00              1             30           0.67           1.10          24.36
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00            492           1053           0.10           2.06         484.33
        &(&journal->j_state_lock)->rlock:             0              0           0.00           0.00           0.00             30            966           0.12          19.13         688.07
                                   key#3:             0              0           0.00           0.00           0.00             12             26           0.12           4.68          22.54
                                   key#3:             0              0           0.00           0.00           0.00             13             18           0.12          11.01          31.81
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00             13            599           0.12          13.65         248.59
                                   key#3:             0              0           0.00           0.00           0.00              4              7           0.13           0.89           3.24
                           clock-AF_UNIX:             0              0           0.00           0.00           0.00              0              6           0.12           0.30           1.14
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00           2820          68095           0.96       22002.60    16891410.36
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00             21            434           0.17        7923.12       11841.53
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              2              2           0.67           0.79           1.46
                             fasync_lock:             0              0           0.00           0.00           0.00              3              3           0.39           0.74           1.61
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00              8              8           0.26           0.81           3.44
         &(&futex_queues[i].lock)->rlock:             0              0           0.00           0.00           0.00             19             24           0.13          11.11          55.81
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00              5             11           0.14           2.24          12.49
                            init_fs.lock:             0              0           0.00           0.00           0.00              9             26           0.12           0.57           6.73
   &(&(kretprobe_table_locks[i].lock))->:             0              0           0.00           0.00           0.00             20             21           0.31           1.02          10.94
                          file_lock_lock:             0              0           0.00           0.00           0.00              2              3           1.54           3.45           6.78
         &(&sbi->s_next_gen_lock)->rlock:             0              0           0.00           0.00           0.00              1              1           0.64           0.64           0.64
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              5             10           0.13           0.81           3.30
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              5              9           0.91         160.70         316.48
                                   key#4:             0              0           0.00           0.00           0.00              8            440           0.12           0.96          68.61
       &(&sbi->s_rsv_window_lock)->rlock:             0              0           0.00           0.00           0.00              1              3           0.16           1.41           2.47
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00             92            654           1.47          25.01        2773.31
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.16           0.78           2.14
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0             18           0.13           0.33           3.08
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0             64           0.24          85.65         572.88
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0             27           0.27           2.25          26.42
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0             92           0.12           1.19          19.85
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0             18           0.15           1.14           9.22
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              6           0.15           0.56           1.84
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              6           0.13           0.59           1.53
           &sig->threadgroup_fork_lock-R:             0              0           0.00           0.00           0.00              3              4          13.26          32.37          94.76
       &(&futex_queues[i].lock)->rlock/1:             0              0           0.00           0.00           0.00              2              3           0.11           0.79           1.06
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0            569           0.13           0.66         142.51
             &(&rt_hash_locks[i])->rlock:             0              0           0.00           0.00           0.00              0            110           0.39           1.23          97.48
                            s_active#3-R:             0              0           0.00           0.00           0.00              0           6432           0.55          75.28        5273.37
                            s_active#4-R:             0              0           0.00           0.00           0.00              0          12864           0.50          71.89       10933.88
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           6298           0.35          69.18        4729.95
                            events_nrt-R:             0              0           0.00           0.00           0.00              0             67        2103.40        2304.99      142371.47
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              1              2           0.38           0.80           1.18
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0             10           0.08          59.68          87.19
                                   key#5:             0              0           0.00           0.00           0.00              2              3           0.30           7.67           8.37
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0             67        2100.78        2300.94      142029.94
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0             67           0.74           4.52         100.55
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              2              9           0.23           0.98           3.58
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0            673           0.16           2.26         358.12
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0            673           3.58          27.18        6959.95
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0            673           0.39           7.85        1434.21
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            654           1.95          55.67        6910.60
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            654           2.50          32.96        3962.86
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            654           2.22          30.30        3594.05
                     &sbi->s_orphan_lock:             0              0           0.00           0.00           0.00              1              2           3.26           4.00           7.26
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00              0            681           0.53          23.09        3437.45
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0            135           6.23          21.48        1713.65
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0           1081           0.13           4.01         341.23
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0           1082           0.11           6.83         580.60
                             &vha->timer:             0              0           0.00           0.00           0.00              0          12115           1.81          39.27       71362.39
                   &rcu_bh_state.fqslock:             0              0           0.00           0.00           0.00              0            101           0.25          28.27        1538.30
                              &n->lock-W:             0              0           0.00           0.00           0.00              1            217           0.15           2.61         135.87
                              &n->lock-R:             0              0           0.00           0.00           0.00              0             20           0.20           3.01          13.96
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            392           0.33           1.55         293.66
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            204           0.33           1.25         138.05
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            204           0.53           1.35         155.53
                              &bp->timer:             0              0           0.00           0.00           0.00              0            673           5.27          42.70        9896.21
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              1             20           0.13           0.23           3.11
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             23           0.37           1.53          20.80
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0              3           9.13          58.87          80.52
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00            108            276           0.12          49.93         240.22
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0              7           0.15           0.16           1.08
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0            135           6.92          25.12        1912.77
                              jbd_handle:             0              0           0.00           0.00           0.00              0            440           2.05         834.60        3638.78
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00             15            887           0.13           2.58         286.30
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0             67        2103.06        2304.57      142278.64
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0             90           5.75          50.22        1092.05
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0             90           5.83          84.02        1253.31
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              7           0.17         141.87         255.03
                                   key#5:             0              0           0.00           0.00           0.00              3              3           0.45           0.69           1.68
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             23          12.09         124.61         835.22
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             23          10.94         119.01         772.62
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              8           0.19           1.59           4.72
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.37           0.69           2.30
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              4             16           0.15           0.66           6.12
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.36           0.67           2.23
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.32           0.64           2.10
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              4           0.15           0.59           1.69
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              4           0.15           0.57           1.70
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              4           0.18           0.57           1.78
                                   key#6:             0              0           0.00           0.00           0.00             16             24           0.14           8.39          53.68
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              1              4           0.42           0.69           2.33
                                   key#6:             0              0           0.00           0.00           0.00            527           1990           0.13          33.70        2739.72
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0             11           1.24           5.30          31.22
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              1              6           0.20           2.41           9.11
                                       t:             0              0           0.00           0.00           0.00              0            144           3.12          30.58        1479.80
                        &f->secret_timer:             0              0           0.00           0.00           0.00              0              4           9.57          30.12          90.23
                                &f->lock:             0              0           0.00           0.00           0.00              0              4           7.84          24.94          75.44
                          &fc->rnd_timer:             0              0           0.00           0.00           0.00              0              2          30.53          38.54          69.06
                              &rif_timer:             0              0           0.00           0.00           0.00              0              3           1.30           7.04           9.93
                                rif_lock:             0              0           0.00           0.00           0.00              0              3           0.36           1.52           2.33
                     &(&pl->lock)->rlock:             0              0           0.00           0.00           0.00             28             28           0.18           1.79           9.90
                   &(&pl->lock)->rlock#2:             0              0           0.00           0.00           0.00              2              2           1.04          26.82          27.86
                             mmlist_lock:             0              0           0.00           0.00           0.00              6              6           0.32           1.06           3.98
          &fs_devices->device_list_mutex:             0              0           0.00           0.00           0.00           2051         128163          55.27       47039.90    11424752.84
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              7             15           0.14           0.95           7.41
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              1              6          45.23        2466.30        3374.91
                                   key#8:             0              0           0.00           0.00           0.00        1825326        3167761           0.12           5.76      443318.11
                                      -W:             0              0           0.00           0.00           0.00             99           2198           0.12           2.99         887.81
                                      -R:             0              0           0.00           0.00           0.00             73            808           0.14           1.74         320.15
                                    #2-W:             0              0           0.00           0.00           0.00              4            198           0.15           2.09          80.35
                                    #2-R:             0              0           0.00           0.00           0.00             15             87           0.14           1.29          25.48
                    &found->groups_sem-W:             0              0           0.00           0.00           0.00             82            367           0.20           0.90         183.45
                    &found->groups_sem-R:             0              0           0.00           0.00           0.00         525337        6678700           0.11        6525.57    15049791.26
                       &tty->output_lock:             0              0           0.00           0.00           0.00              1              2           6.75           7.62          14.37
       &fs_info->durable_block_rsv_mutex:             0              0           0.00           0.00           0.00             21             28           0.19          15.19         182.41
                 &fs_info->cleaner_mutex:             0              0           0.00           0.00           0.00              0             30           2.67           4.21         109.12
                              rtnl_mutex:             0              0           0.00           0.00           0.00              0              6           1.30           3.91          16.40
     &fs_info->transaction_kthread_mutex:             0              0           0.00           0.00           0.00              7             30           7.93    47293128.83   171422003.96
   &(&fs_info->fs_roots_radix_lock)->rlo:             0              0           0.00           0.00           0.00             32             54           0.14           6.48         147.56
                              xtime_lock:             0              0           0.00           0.00           0.00              0          67321           0.00          42.78      608655.68
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              0            979           4.19    41535890.84   138077683.52
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00              3              4           0.53           4.07           9.27
      &fs_info->ordered_operations_mutex:             0              0           0.00           0.00           0.00             51         830519           0.00         282.57     1022925.97
       &(&cur_trans->commit_lock)->rlock:             0              0           0.00           0.00           0.00             16             18           0.21           0.60           8.19
                                   key#8:             0              0           0.00           0.00           0.00             13             18           0.23           1.57           9.79
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00              1              1          18.56          18.56          18.56
                    &fs_info->scrub_lock:             0              0           0.00           0.00           0.00             14             18           0.50           1.59          12.10
           &fs_info->extent_commit_sem-W:             0              0           0.00           0.00           0.00             14             37           0.26           2.39          25.27
           &fs_info->extent_commit_sem-R:             0              0           0.00           0.00           0.00              1              1           7.69           7.69           7.69
                     &caching_ctl->mutex:             0              0           0.00           0.00           0.00              1              1          12.83          12.83          12.83
                                   key#8:             0              0           0.00           0.00           0.00              2              4           0.12           5.86           7.02
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              1              4           0.37           0.66           2.29
                        &head_ref->mutex:             0              0           0.00           0.00           0.00              0        3182212           0.10        2296.13    67762273.12
                                   key#9:             0              0           0.00           0.00           0.00             17             18           0.14           0.72           5.77
                                   key#9:             0              0           0.00           0.00           0.00             13             18           0.24           0.65           7.37
                                    #6-W:             0              0           0.00           0.00           0.00             24           1449           0.12           2.20         325.06
                                    #6-R:             0              0           0.00           0.00           0.00            541           8353           0.11          61.42        5995.89
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00          81566       17342494           0.00    40323778.58   384433935.51
                   &root->objectid_mutex:             0              0           0.00           0.00           0.00             51        1129150           0.16         267.25      332440.96
        &(&root->accounting_lock)->rlock:             0              0           0.00           0.00           0.00         115867         401257           0.11         109.05      144877.49
                     &(&ei->lock)->rlock:             0              0           0.00           0.00           0.00        1046848       32038216           0.00         278.54     4166296.89
                    &(&u->lock)->rlock/1:             0              0           0.00           0.00           0.00              0              2           0.24           0.89           1.13
                                    #1-W:             0              0           0.00           0.00           0.00              9           1938           0.15           2.81        1727.65
                                    #1-R:             0              0           0.00           0.00           0.00             64           9520           0.14          77.54       12472.09
                                    #1-W:             0              0           0.00           0.00           0.00              8           2954           0.15           7.31        3060.38
                                    #1-R:             0              0           0.00           0.00           0.00             64           3243           0.14           7.77        2504.34
                      &sync_supers_timer:             0              0           0.00           0.00           0.00              0            112           5.35          35.56        1489.94
                  &root->fs_commit_mutex:             0              0           0.00           0.00           0.00             13             18           1.23           2.30          30.55
                                   key#3:             0              0           0.00           0.00           0.00           6949          20590           0.12          27.17       29963.04
                                   key#9:             0              0           0.00           0.00           0.00         888767         912827           0.00         206.15      176152.07
                        &root->log_mutex:             0              0           0.00           0.00           0.00          32292         834407           0.15     3900941.38    66003507.74
                                    #1-W:             0              0           0.00           0.00           0.00          42847        8839502           0.11         277.43     1726464.90
                                    #1-R:             0              0           0.00           0.00           0.00           5470         257810           0.14          71.74       46115.24
                          &ei->log_mutex:             0              0           0.00           0.00           0.00          18125         193682           7.51        3305.06    37219934.49
              &fs_info->scrub_super_lock:             0              0           0.00           0.00           0.00           2032         128145          55.76        1414.94    11430610.60
            &(&root->orphan_lock)->rlock:             0              0           0.00           0.00           0.00             30         201264           0.12         176.28       42992.00
                                    #2-W:             0              0           0.00           0.00           0.00          15333        7047006           0.14         293.25     4492712.31
                                    #2-R:             0              0           0.00           0.00           0.00            516        4757862           0.14         269.73     2711132.27
                                    #2-W:             0              0           0.00           0.00           0.00             29        1986549           0.15         240.24     1597250.96
                                    #2-R:             0              0           0.00           0.00           0.00          12441       10371313           0.14         295.71     7197607.34
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00             11           2300           0.14           3.07         641.18
