Re: [users@httpd] MPM prefork
by Grant other posts by this author
Dec 14 2006 10:29AM messages near this date
Re: [users@httpd] MPM prefork
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[users@httpd] loadbalancing with Apache - Sticky Sessions
> > I use mod_perl and I can't use a threaded perl. Does that mean I
> > can't use a threaded apache2?
>
> I don't know, but I suspect your analysis is correct.
>
> mod_php also has issues with thread safety that makes MPM in anything
> other than pre-fork problematic. Actually, PHP core is probably
> fairly safe, but the bulk of the fun stuff is in the extensions, and
> some are thread-safe (they think) and some are not. So you *might* be
> able to run, but you'd have to do a LOT of testing under load and
> real-life conditions, and you'd still not be very certain that there's
> no thread-safe issue to bite you.
>
> Assuming mod_perl is more or less the "same" in terms of thread-safety
> issues, if Perl isn't threaded, then you probably don't want to risk
> it, unless you can do extensive testing.
I think I'd rather prefork and load up on memory.
- Grant
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Thread:
Grant
Joshua Slive
Grant
Richard Lynch
Grant
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