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From: Jeff Moyer <jmoyer@redhat.com>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: linux-kernel@vger.kernel.org, jaxboe@fusionio.com
Subject: Re: [PATCH 5/5] cfq-iosched: Documentation help for new tunables
Date: Tue, 17 Aug 2010 09:51:11 -0400	[thread overview]
Message-ID: <x49y6c5tkj4.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <20100817125005.GB3495@redhat.com> (Vivek Goyal's message of "Tue, 17 Aug 2010 08:50:05 -0400")

Vivek Goyal <vgoyal@redhat.com> writes:

>> I'm not sure we need documentation of this tunable twice.  Why not just
>> give guidance on when it should be set to 0 in the next section
>> (group_idle) and refer to cfq-iosched.txt?
>
> I have put one line saying for more details look at cfq-iosched.txt. I
> have still retained the slice_idle entry because at the end of the day
> this is the tunable I expect people to modify and not group_idle. Also
> notice that these are two different files (cfq-iosched.txt and
> blkio-controller.txt).

Yeah, I know it's in two places, and that means updating two places with
changes.  However, I doubt we'll have to update this often, so I'm not
going to argue.

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

Cheers,
Jeff

  reply	other threads:[~2010-08-17 13:51 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-11 22:44 [PATCH] cfq-iosched: cfq-iosched: Implement group idling and IOPS accounting for groups V4 Vivek Goyal
2010-08-11 22:44 ` [PATCH 1/5] cfq-iosched: Do not idle if slice_idle=0 Vivek Goyal
2010-08-16 18:37   ` Jeff Moyer
2010-08-11 22:44 ` [PATCH 2/5] cfq-iosched: Do group share accounting in IOPS when slice_idle=0 Vivek Goyal
2010-08-16 18:45   ` Jeff Moyer
2010-08-11 22:44 ` [PATCH 3/5] cfq-iosched: Implement tunable group_idle Vivek Goyal
2010-08-16 18:53   ` Jeff Moyer
2010-08-11 22:44 ` [PATCH 4/5] cfq-iosched: blktrace print per slice sector stats Vivek Goyal
2010-08-11 22:44 ` [PATCH 5/5] cfq-iosched: Documentation help for new tunables Vivek Goyal
2010-08-16 19:00   ` Jeff Moyer
2010-08-17 12:50     ` Vivek Goyal
2010-08-17 13:51       ` Jeff Moyer [this message]
2010-08-23 10:26 ` [PATCH] cfq-iosched: cfq-iosched: Implement group idling and IOPS accounting for groups V4 Jens Axboe

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