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From "Bill Stoddard" <b...@wstoddard.com>
Subject Re: sms_trivial locking Re: missing apr_pool_child_cleanup_set when using SMS?
Date Fri, 27 Jul 2001 15:24:31 GMT

> On Fri, 27 Jul 2001, David Reid wrote:
>
> > Did we ever get anywhere with changing the buckets code to use sms?
>
> I've still got some half-written patches laying around.  I put them aside
> awhile back because I was busy with other things, because SMS was in a
> state of grand flux, and because Brian's gprof twiddlings showed that the
> use of malloc in the buckets code was not the #1 performance killer I'd
> thought it would be.  Later discussions by Dean et al revealed that recent
> mallocs seem to have made great strides in the performance arena.  <shrug>
> Anyhow, I'll get back to the buckets SMS thing, because I still want to
> try it... after Apache 2 beta 2.  =-)
>

malloc/free is a performance killer on many operating systems.  I would be completely
happy using pools where possible and a malloc/free SMS for the bucket code.

Bill


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