From: Tejun Heo <tj@kernel.org>
To: Jeff Moyer <jmoyer@redhat.com>
Cc: Kent Overstreet <koverstreet@google.com>,
Ankit Jain <jankit@suse.de>,
lsf-pc@lists.linux-foundation.org, linux-fsdevel@vger.kernel.org,
Jan Kara <jack@suse.cz>, Zach Brown <zab@zabbo.net>,
tytso@mit.edu, Jens Axboe <axboe@kernel.dk>,
Li Zefan <lizefan@huawei.com>,
cgroups@vger.kernel.org
Subject: Re: [LSF/MM TOPIC][ATTEND] Improving async io, specifically io_submit latencies
Date: Fri, 1 Mar 2013 08:31:21 -0800 [thread overview]
Message-ID: <20130301163121.GB2481@mtj.dyndns.org> (raw)
In-Reply-To: <20130301162038.GA2481@mtj.dyndns.org>
On Fri, Mar 01, 2013 at 08:20:38AM -0800, Tejun Heo wrote:
> One obstacle there is we currently don't have a way to say "this
> workqueue belongs to this cgroup" as there is no "this" cgroup defined
> (awesome design). That part is being rectified but for the time being
> we can probably say "this workqueue belongs to the same cgroups as
> %current" which should be enough for aio contexts, I think.
Or maybe we should just add current->wq which always matches cgroup
associations of the task?
--
tejun
next prev parent reply other threads:[~2013-03-01 16:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-28 20:07 [LSF/MM TOPIC][ATTEND] Improving async io, specifically io_submit latencies Ankit Jain
2013-02-28 21:03 ` Kent Overstreet
2013-02-28 23:49 ` Zach Brown
2013-03-01 15:03 ` Jeff Moyer
2013-03-01 16:20 ` Tejun Heo
2013-03-01 16:31 ` Tejun Heo [this message]
2013-03-04 19:55 ` Ankit Jain
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