Kernel Bug Tracker – Bug 14940
cfq-iosched: tiobench regression
Last modified: 2009-12-30 21:52:37 UTC
Subject : cfq-iosched: tiobench regression
Submitter : Shaohua Li <email@example.com>
Date : 2009-12-24 0:55
References : http://marc.info/?l=linux-kernel&m=126161612401994&w=4
Notify-Also : Gui Jianfeng <firstname.lastname@example.org>
Notify-Also : Corrado Zoccolo <email@example.com>
Notify-Also : Jens Axboe <firstname.lastname@example.org>
This entry is being used for tracking a regression from 2.6.32. Please don't
close it until the problem is fixed in the mainline.
On Wednesday 30 December 2009, Jens Axboe wrote:
> On Tue, Dec 29 2009, Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a report
> > of recent regressions.
> > The following bug entry is on the current list of known regressions
> > from 2.6.32. Please verify if it still should be listed and let me know
> > (either way).
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14940
> > Subject : cfq-iosched: tiobench regression
> > Submitter : Shaohua Li <email@example.com>
> > Date : 2009-12-24 0:55 (6 days old)
> > References : http://marc.info/?l=linux-kernel&m=126161612401994&w=4
> I don't think this should be labelled as a regression. It was already
> known that we'd have less throughput for the many clients cases, it was
> a trade off that was made to improve latencies.