ah, there is a gotcha. If I detach every thread, then the script exits before all threads have actually exited. What I want is to get back the memory of the threads when they exit, but I want every thread to complete its sleep and then exit. That is really important for this application.

In reply to Re^2: using many threads and conserving stack size by danmcb
in thread using many threads and conserving stack size by danmcb

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