Python threading (was: Re: global interpreter lock not working as it should)

Martin v. Loewis martin at
Wed Aug 7 00:49:24 CEST 2002

anton wilson <anton.wilson at> writes:

> This is true; however, we're still making tons of system calls to lock, 
> unlock and signal every ten byte-codes . . . system calls aren't very fast 
> either because you have to drop into kernel mode (also a switch).

Now, that highly depends on the operating system. Atleast on Linux,
there won't be any system calls to lock and unlock; there are system
calls to signal.


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