Re: [Bug #14940] cfq-iosched: tiobench regression

From: Vikram Dhillon
Date: Fri Jan 01 2010 - 20:59:06 EST


On Wed, Dec 30, 2009 at 4:53 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
> 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. ÂPlease 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 <shaohua.li@xxxxxxxxx>
>> > Date        Â: 2009-12-24 0:55 (6 days old)
>> > References Â: 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.
>
> OK, I've closed it as "documented".
>
> Rafael
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at Âhttp://vger.kernel.org/majordomo-info.html
> Please read the FAQ at Âhttp://www.tux.org/lkml/
>

Thanks for this update, I guess we I can make like a separate category
of documented regressions because this could be helpful to other
distributions as they update to the newer kernels :D

--
Regards,
Vikram Dhillon

~~~
There are lots of Linux users who don't care how the kernel works, but
only want to use it. That is a tribute to how good Linux is.
-- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/