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From Jeff Trawick <>
Subject Re: can someone confirm or deny my interpretation of global mutices?
Date Tue, 04 Nov 2003 19:06:02 GMT
Jonathan Gold wrote:

> i'm not a great C programmer, but i think i understand, from the
> comments on the method which creates the mutex, that an actual file is
> used only if the operating system needs it to implement the locking.


your Linux build is probably defaulting to SysV semaphores*, and mod_rewrite 
uses the default mutex type; thus, there is no file associated with that 
mod_rewrite mutex

*verify by seeing if apachectl -V displays "-D APR_USE_SYSVSEM_SERIALIZE"

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