Date: Thu, 27 Apr 2006 14:12:26 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Dmitry Pryanishnikov <dmitry@atlantis.dp.ua> Cc: freebsd-stable@freebsd.org Subject: Re: RELENG_4 -> 5 -> 6: significant performance regression Message-ID: <20060427181226.GA66431@xor.obsecurity.org> In-Reply-To: <20060427160536.M96305@atlantis.atlantis.dp.ua> References: <20060427160536.M96305@atlantis.atlantis.dp.ua>
next in thread | previous in thread | raw e-mail | index | archive | help
--2oS5YaxWCcQjTEyO Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Apr 27, 2006 at 05:08:11PM +0300, Dmitry Pryanishnikov wrote: > makeoptions CONF_CFLAGS=-fno-builtin Non-default option; this may conceivably affect performance. > options INVARIANTS > options INVARIANT_SUPPORT These definitely effect performance, much more in 5.x and 6.x (at the 10-20% level) than 4.x. > options QUOTA This definitely effects performance on 6.x since it makes your filesystem giant-locked, which may also interfere with your network processing. Please retry without. Also make sure there are no other diagnostic messages at boot time about e.g. mpsafenet being forced to 0. Kris --2oS5YaxWCcQjTEyO Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) iD8DBQFEUQmJWry0BWjoQKURAo1mAJoCcc2DMpD0gOwytEDR+drXb/kw2gCgmicw nOsCU0xyO4M4eIeujtqsmDE= =bxy0 -----END PGP SIGNATURE----- --2oS5YaxWCcQjTEyO--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20060427181226.GA66431>