Date: Wed, 25 May 2005 14:45:55 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Bjarne Wichmann Petersen <freebsd.nospam@mekanix.dk> Cc: Matthias Buelow <mkb@incubus.de>, Mike Jakubik <mikej@rogers.com>, freebsd-stable@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: Performance of 4.x vs 5.x (Re: Lifetime of FreeBSD branches) Message-ID: <20050525214555.GA41695@xor.obsecurity.org> In-Reply-To: <200505252342.01938.freebsd.nospam@mekanix.dk> References: <3248.172.16.0.199.1116876092.squirrel@172.16.0.1> <20050523213155.GA46718@xor.obsecurity.org> <20050523213609.GA47212@xor.obsecurity.org> <200505252342.01938.freebsd.nospam@mekanix.dk>
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--8t9RHnE3ZwKMSgU+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, May 25, 2005 at 11:42:01PM +0200, Bjarne Wichmann Petersen wrote: > On Monday 23 May 2005 23:36, Kris Kennaway wrote: >=20 > > Also try defining PREEMPTION in your kernel on 5.x and above (if you > > are running i386 or amd64). There have been very occasional reports > > of panics with this option enabled (although I use it everywhere and > > have not seen problems on my heavily loaded machines), but interactive > > response should be much better. >=20 > I've had PREEMTION enabled in 5-STABLE for at couple of month and had the= =20 > opposite experience. Eg. when clicking on a file in a fileselector (I'm u= sing=20 > KDE) it would take 2-3 seconds before the file got highlighted. After=20 > disabling PREEMTION again responsetime seems to have improved. Are you running 5.4-RELEASE or later? Kris --8t9RHnE3ZwKMSgU+ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFClPITWry0BWjoQKURAshJAJ92RcBIIt3TmPN7sFG1Yf4ZhtGm1gCfRFbg gzSajRak6DZjIhr1hJyryLI= =oaLr -----END PGP SIGNATURE----- --8t9RHnE3ZwKMSgU+--
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