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From: Jeff Moyer <jmoyer@redhat.com>
To: Shaohua Li <shaohua.li@intel.com>
Cc: Corrado Zoccolo <czoccolo@gmail.com>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"jens.axboe\@oracle.com" <jens.axboe@oracle.com>, "Zhang\,
	Yanmin" <yanmin.zhang@intel.com>
Subject: Re: [PATCH]cfq-iosched: split seeky coop queues after one slice
Date: Mon, 04 Jan 2010 10:04:17 -0500	[thread overview]
Message-ID: <x49iqbhc3ny.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <20091228085221.GA3769@sli10-desk.sh.intel.com> (Shaohua Li's message of "Mon, 28 Dec 2009 16:52:21 +0800")

Shaohua Li <shaohua.li@intel.com> writes:

> Currently we split seeky coop queues after 1s, which is too big. Below patch
> marks seeky coop queue split_coop flag after one slice. After that, if new
> requests come in, the queues will be splitted. Patch is suggested by Corrado.
>
> Signed-off-by: Shaohua Li <shaohua.li@intel.com>
> Reviewed-by: Corrado Zoccolo <czoccolo@gmail.com>

This makes a lot of sense.  Thanks for looking into it.

Signed-off-by: Jeff Moyer <jmoyer@redhat.com>

      reply	other threads:[~2010-01-04 15:04 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-24  0:55 cfq-iosched: tiobench regression Shaohua Li
2009-12-24  7:48 ` Gui Jianfeng
2009-12-24  9:19   ` Shaohua Li
2009-12-24 11:40     ` Corrado Zoccolo
2009-12-25 10:16 ` Corrado Zoccolo
2009-12-28  2:02   ` Shaohua Li
2009-12-28  2:03   ` [PATCH]cfq-iosched: don't take requests with long distence as close Shaohua Li
2009-12-28  8:36     ` Corrado Zoccolo
2009-12-28  8:46       ` Shaohua Li
2009-12-28  9:11         ` Corrado Zoccolo
2009-12-28  9:28           ` Shaohua Li
2009-12-28  9:40             ` Corrado Zoccolo
2009-12-28 12:16             ` Jens Axboe
2010-01-04 14:58             ` Jeff Moyer
2010-01-05 21:16             ` Jeff Moyer
2010-01-06  1:19               ` Li, Shaohua
2010-01-07 13:44               ` Corrado Zoccolo
2010-01-07 14:30                 ` Jeff Moyer
2010-01-11  5:20                   ` Zhang, Yanmin
2010-01-11 15:05                     ` Corrado Zoccolo
2010-01-12  2:43                       ` Zhang, Yanmin
2010-01-15 19:32                         ` Corrado Zoccolo
2010-01-15 19:45                           ` Jeff Moyer
2010-01-15 20:24                             ` Corrado Zoccolo
2010-01-15 20:26                               ` Jeff Moyer
2009-12-28  3:19   ` [PATCH]cfq-iosched: split seeky coop queues after one slice Shaohua Li
2009-12-28  8:40     ` Corrado Zoccolo
2009-12-28  8:52       ` Shaohua Li
2010-01-04 15:04         ` Jeff Moyer [this message]

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