thread limit in python

Christopher Subich spam.csubich+block at
Fri Aug 12 23:02:24 CEST 2005

danieldsmith at wrote:
> i modified my C test program (included below) to explicitly set the
> default thread stack size, and i'm still running into the same
> problem.  can you think of any other thing that would possibly be
> limiting me?

Hrm, you're on an A64, so that might very well mean you're dealing with 
4MB pages.  If each thread gets its own page of memory for stack space 
regardless of how small you've set it, then ~1k threads * 4MB ~= 4GB of 
virtual memory.

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