[Dovecot] High cpu usage OpenSolaris

DINH Viêt Hoà dinh.viet.hoa at free.fr
Wed Aug 1 16:12:56 EEST 2007


On 8/1/07, Timo Sirainen <tss at iki.fi> wrote:
> On Sun, 2007-07-29 at 21:27 -0400, Gary Gendel wrote:
> > All,
> >
> > Nevermind... I discovered the problem. It was in the Solaris Sun Studio
> > 12 compiler. I created a debug version to begin testing, but that
> > version worked without sucking up the cpu. So it looks like the
> > optimizer messed up. If I used the -fast optimization, it sucks up cpu,
> > but with -xO5 all is well.
>
> I heard about this before too. Would be nice to know if it really is a
> bug in Sun Studio or if the problem is caused by something done wrong in
> Dovecot's code.

can't you use dtrace or something to know where the CPU time will go ?

-- 
DINH Viêt Hoà


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