From: Jeff Liu <jeff.liu@oracle.com>
To: Zheng Liu <gnehzuil.liu@gmail.com>
Cc: clm@fb.com, lsf-pc@lists.linux-foundation.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [LSF/MM ATTEND] Filesystems -- Btrfs, cgroups, Storage topics from Facebook
Date: Tue, 31 Dec 2013 17:36:46 +0800 [thread overview]
Message-ID: <52C2902E.6020705@oracle.com> (raw)
In-Reply-To: <20131231084927.GA29449@gmail.com>
On 2013年12月31日 16:49, Zheng Liu wrote:
> Hi Chris,
>
> On Mon, Dec 30, 2013 at 09:36:20PM +0000, Chris Mason wrote:
>> Hi everyone,
>>
>> I'd like to attend the LSF/MM conference this year. My current
>> discussion points include:
>>
>> All things Btrfs!
>>
>> Adding cgroups for more filesystem resources, especially to limit the
>> speed dirty pages are created.
>
> Interesting. If I remember correctly, IO-less dirty throttling has been
> applied into upstream kernel, which can limit the speed that dirty pages
> are created. Does it has any defect?
Have you really experienced in cgroup + IO less throttle?
AFAICS, IO less is aimed to reduce foreground writeback and low latency pauses
in balance_dirty_pages(), but it is independent to cgroup. It seems that the
cgroup throttle is still under discussion on:
http://markmail.org/message/kdda272qiah77np4.
Thanks,
-Jeff
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next prev parent reply other threads:[~2013-12-31 9:36 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-30 21:36 [LSF/MM ATTEND] Filesystems -- Btrfs, cgroups, Storage topics from Facebook Chris Mason
2013-12-31 8:49 ` Zheng Liu
2013-12-31 9:36 ` Jeff Liu [this message]
2013-12-31 12:45 ` [Lsf-pc] " Jan Kara
2013-12-31 13:19 ` Chris Mason
2013-12-31 14:22 ` Tao Ma
2013-12-31 15:34 ` Chris Mason
2014-01-02 6:46 ` Jan Kara
2014-01-02 15:21 ` Chris Mason
2014-01-02 16:01 ` tj
2014-01-02 16:14 ` tj
2014-01-03 6:03 ` Jan Kara
2014-01-02 17:06 ` Vivek Goyal
2014-01-02 17:10 ` tj
2014-01-02 19:11 ` Chris Mason
2014-01-03 6:39 ` Jan Kara
2014-01-02 18:27 ` James Bottomley
2014-01-02 18:36 ` tj
2014-01-03 7:44 ` James Bottomley
2014-01-08 15:04 ` Mel Gorman
2014-01-08 16:14 ` Chris Mason
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