Date: Thu, 18 Dec 2003 20:56:51 +0000 From: Nuno Teixeira <nunotex@pt-quorum.com> To: Eric Anderson <anderson@centtech.com> Cc: freebsd-current@freebsd.org Subject: Re: Any reasons to change BSD scheduler: SCHED_4BSD to SCHED_ULE? Message-ID: <20031218205651.GB2503@nunotex.tex.bogus> In-Reply-To: <3FE20898.6050104@centtech.com> References: <20031218194326.GA12548@SDF.LONESTAR.ORG> <3FE20898.6050104@centtech.com>
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Hi, I will try it. I have see some people with opinions similar to yours. Thanks, Nuno Teixeira On Thu, Dec 18, 2003 at 02:05:44PM -0600, Eric Anderson wrote: > Nuno Teixeira wrote: > > >Hello to all, > > > >I'm using 5.2 RC and I'd like to know if are good reasons to change my > >sheduler to the new one on a UP machine. > > > > > Well, just my $0.02, but last night, while doing some heavy cpu/io > stuff, I noticed that _ULE is in action - I was running mencoder, xmms, > ftp'ing a file locally (100mbit), using a handful of xterm's, and my > usual batch of stuff (netscape/mozilla, gaim, etc) - and I noticed the > machine (even though it was heavily loaded) was VERY responsive, and I > hardly even noticed any load on it at all. Now, under SCHED_4BSD, I > definitely would have noticed.. I know because I went back to 4BSD for > a few days when trying to hunt down a bug, and that's when I realized > there really is a difference.. > > But, ymmv.. > > Eric > > > -- > ------------------------------------------------------------------ > Eric Anderson Systems Administrator Centaur Technology > All generalizations are false, including this one. > ------------------------------------------------------------------ > > > -- /* PGP fingerprint: C6D1 06ED EB54 A99C 6B14 6732 0A5D 810D 727D F6C6 */
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