Re: Any reasons to change BSD scheduler: SCHED_4BSD to SCHED_ULE?

From: Nuno Teixeira <nunotex_at_pt-quorum.com>
Date: Thu, 18 Dec 2003 20:56:51 +0000
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.
> ------------------------------------------------------------------
> 
> 
> 

-- 

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Received on Thu Dec 18 2003 - 11:57:24 UTC

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