/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

syntax = "proto2";

package perfetto.protos;

// Measure Android IO stats in a trace.
// Note: This is an aggregated metric, for unaggregated metrics look at
// AndroidIoUnaggregated in io_unagg_metric.proto.
message AndroidIo {
  // Next id: 3
  // Stats for Counters in an f2fs file system.
  // Counters are available for various operations.
  message F2fsCounterStats {
    optional string name = 1;
    optional double max = 2;
    optional double sum = 3;
    optional double min = 5;
    optional int64 dur = 6;
    optional int64 count = 7;
    optional double avg = 8;
  }
  // Aggregated stats for write operations in an f2fs file system.
  message F2fsWriteStats {
    optional int64 total_write_count = 1;
    optional int64 distinct_processes = 2;
    optional int64 total_bytes_written = 3;
    optional int64 distinct_device_count = 4;
    optional int64 distinct_inode_count = 5;
    optional int64 distinct_thread_count = 6;
  }
  repeated F2fsCounterStats f2fs_counter_stats = 1;
  repeated F2fsWriteStats f2fs_write_stats = 2;
}
