Date: Wed, 8 Feb 2006 15:22:29 -0500 From: Kris Kennaway <kris@obsecurity.org> To: astatech@mail.ru Cc: freebsd-smp@freebsd.org, Joseph Koshy <joseph.koshy@gmail.com>, Kris Kennaway <kris@obsecurity.org> Subject: Re: 6.0 Stable on 8 Core AMD Opteron scalability. (perf stat) Message-ID: <20060208202229.GA57534@xor.obsecurity.org> In-Reply-To: <E1F6vhf-000HOg-00.astatech-mail-ru@f29.mail.ru> References: <20060208190502.GA55490@xor.obsecurity.org> <E1F6vhf-000HOg-00.astatech-mail-ru@f29.mail.ru>
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[-- Attachment #1 --] On Wed, Feb 08, 2006 at 11:14:15PM +0300, astatech@mail.ru wrote: > > > See below... > > > PS: maybe httpd wait for log write? > > > > Yes, could be (most of them are stuck in 'ufs'). Try disabling logging. > > Do you mean apache or ufs logging? apache (no such thing as ufs logging). > For apache I try it for testing, not for production. I need logs for my server :) If your processes are spamming at the logfile faster than the filesystem can keep up (which seems to be happening), that's going to serialize all of your httpd operations. > May be mount -o noatime can help. I try it with Joseph`s recomendations. You could also try mount -o async, but this may destroy your /var in the event of a crash. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFD6lMFWry0BWjoQKURAg0GAJ4gRLcIHVckHSpHaVUi2KD3En6xWwCgtbTB m2zAjkEVH+5R1upsyMlCcJY= =71NZ -----END PGP SIGNATURE-----help
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