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From: kernel@kolivas.org
To: Pavel Machek <pavel@ucw.cz>
Cc: Felipe Alfaro Solana <felipe_alfaro@linuxmail.org>,
	Linux Kernel Mailinglist <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.7-ck1
Date: Tue, 29 Jun 2004 06:52:33 +1000	[thread overview]
Message-ID: <1088455953.40e08511b746b@vds.kolivas.org> (raw)
In-Reply-To: <20040628224623.GA11333@elf.ucw.cz>

Quoting Pavel Machek <pavel@ucw.cz>:

> Hi!
> 
> > > Patchset update. The focus of this patchset is on system responsiveness
> with
> > > emphasis on desktops, but the scope of scheduler changes now makes this
> patch 
> > > suitable to servers as well.
> > 
> > I've found some interaction problems between, what I think it's, the
> > staircase scheduler and swsusp. With vanilla 2.6.7, swsusp is able to
> > save ~9000 pages to disk in less than 5 seconds, where as 2.6.7-ck1
> > takes more than 1 minute to save the same amount of pages when
> > suspending to disk.
> 
> That's probably bug in io subsystem. That happened few times in suse
> kernel. Missing unplug?

Thanks. Turned out to be a buggy yield() implementation on my part. Fixed in
later -ck versions.

Cheers,
Con


  reply	other threads:[~2004-06-28 23:12 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-16 11:22 2.6.7-ck1 Con Kolivas
2004-06-18 16:28 ` 2.6.7-ck1 Felipe Alfaro Solana
2004-06-19  3:48   ` 2.6.7-ck1 Con Kolivas
2004-06-19  5:20     ` 2.6.7-ck1 Con Kolivas
2004-06-19  8:39       ` 2.6.7-ck1 Felipe Alfaro Solana
     [not found]   ` <Pine.LNX.4.58.0406182004370.32121@alpha.polcom.net>
2004-06-19  4:06     ` 2.6.7-ck1 Con Kolivas
2004-06-19  5:26       ` 2.6.7-ck1 Con Kolivas
2004-06-19 16:25         ` 2.6.7-ck1 Grzegorz Kulewski
2004-06-19 16:38           ` 2.6.7-ck1 Con Kolivas
2004-06-28 22:46   ` 2.6.7-ck1 Pavel Machek
2004-06-28 20:52     ` kernel [this message]
2004-06-29  8:19     ` 2.6.7-ck1 Felipe Alfaro Solana
2004-06-19 21:00 ` 2.6.7-ck1, cfq ionice? Prakash K. Cheemplavam
2004-06-19 21:05   ` Prakash K. Cheemplavam
2004-06-19 23:18   ` Con Kolivas
2004-06-20  7:40     ` Prakash K. Cheemplavam
2004-06-21 16:02 ` 2.6.7-ck1 Brian S. Stephan
2004-06-19 20:50 2.6.7-ck1 AshMilsted
2004-06-19 23:10 ` 2.6.7-ck1 Con Kolivas
2004-06-25 13:48 2.6.7-ck1 Con Kolivas

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