From: Martin Mailand <martin@tuxadero.com>
To: Chris Mason <chris.mason@oracle.com>,
Josef Bacik <josef@redhat.com>, Christian Brunner <chb@muc.de>,
linux-btrfs@vger.kernel.org, ceph-devel@vger.kernel.org
Subject: Re: Btrfs slowdown with ceph (how to reproduce)
Date: Tue, 24 Jan 2012 21:55:37 +0100 [thread overview]
Message-ID: <4F1F1AC9.1090307@tuxadero.com> (raw)
In-Reply-To: <20120124194044.GI4387@shiny>
Hi Chris,
great to hear that, could you give me a ping if you fixed it, than I can
retry it?
-martin
Am 24.01.2012 20:40, schrieb Chris Mason:
> On Tue, Jan 24, 2012 at 08:15:58PM +0100, Martin Mailand wrote:
>> Hi
>> I tried the branch on one of my ceph osd, and there is a big
>> difference in the performance.
>> The average request size stayed high, but after around a hour the
>> kernel crashed.
>>
>> IOstat
>> http://pastebin.com/xjuriJ6J
>>
>> Kernel trace
>> http://pastebin.com/SYE95GgH
>
> Aha, this I know how to fix. Thanks for trying it out.
>
> -chris
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prev parent reply other threads:[~2012-01-24 20:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-20 12:13 Btrfs slowdown with ceph (how to reproduce) Christian Brunner
2012-01-23 18:19 ` Josef Bacik
2012-01-23 18:50 ` Chris Mason
2012-01-23 20:53 ` Christian Brunner
2012-01-23 20:53 ` Christian Brunner
2012-01-24 19:15 ` Martin Mailand
2012-01-24 19:40 ` Chris Mason
2012-01-24 20:55 ` Martin Mailand [this message]
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