# Tcl 8.2 Multithreading Issues

- ## Although Tcl 8.2 is a huge step forward, it still has some issues:

  - No commands to create, join, or synchronize threads
  - No commands to share resources (e.g., variables, open files)
  - Some code is not yet entirely thread safe (e.g., glob)
  - The event-loop and memory allocator may be bottlenecks
  - Installations normally default to not compiling with threads

- ## Happily, AOLserver has addressed these issues...

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