Possible Threading problem with -CURRENT / MySQL?
rwatson at freebsd.org
Mon Jun 14 21:44:23 GMT 2004
On Mon, 14 Jun 2004, Lasse Laursen wrote:
> Also on a SMP machine? I think that the problem is somehow related to
> SMP machines since the problems started when we moved to a SMP box :(
If you haven't already, it would certainly be worth removing SMP from the
kernel on that box and just running a UP kernel to confirm that it's a
problem using SMP. I don't doubt it's the case, but it's worth checking
anyway to be sure.
Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
robert at fledge.watson.org Senior Research Scientist, McAfee Research
> Lasse Laursen · VP, Hosting Technology · NetGroup Processing Aps
> St. Kongensgade 40H · DK-1264 Copenhagen K, Denmark
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> - Don't be fooled by cheap finnish imitations - BSD is the One True Code
> ----- Original Message -----
> From: "Petri Helenius" <pete at he.iki.fi>
> To: "mike" <mike at mike2k.com>
> Cc: "Lasse Laursen" <laursen at netgroup.dk>; <freebsd-current at freebsd.org>;
> <freebsd-threads at freebsd.org>
> Sent: Monday, June 14, 2004 10:37 PM
> Subject: Re: Possible Threading problem with -CURRENT / MySQL?
> > mike wrote:
> > >linux runs almost 2x as fast on the same hardware with no configuring -
> > >and we get nearly the same results running in single CPU mode vs. dual
> > >mode on fbsd... something is definately fubar with the mysql+fbsd5.x
> > >combination.
> > >
> > >
> > >
> > mysql runs fine on freebsd 5.x both with linuxthreads and pthreads (on
> > -CURRENT). 5.2.1 release was broken though.
> > This is on i386.
> > Pete
> freebsd-current at freebsd.org mailing list
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