On 6/4/09 15:59, David E. Wheeler wrote: > On Apr 6, 2009, at 12:13 PM, Philippe M. Chiasson wrote: > >>> It sure seems to be loading a shitload more Perl modules; they all >>> load with static mod_perl, too, though, and that's good and fast. >>> There are also a ton of calls to munmap(). Other than obvious >>> flushing, I don't see it getting hung up on any one thing. :-( >> >> It would be more interesting to compare the differences in dtruss >> output >> between static and dynamic, looking for some glaring differences. > > Right, sensible. I've attached output for statically-compiled and DSO > mod_perl1 (I've never built a static mod_perl 2). The DSO file is > twice the size, so something is quite different.
Looks like in the DSO case, you end up with what looks like double the work, and very similar, kinda like a start/restart cycle. I don't remember apache 1.3, but would it be possible that it does a restart on start _only_ for the DSO case ? -- Philippe M. Chiasson GPG: F9BFE0C2480E7680 1AE53631CB32A107 88C3A5A5 http://gozer.ectoplasm.org/ m/gozer\@(apache|cpan|ectoplasm)\.org/
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