From: Peter Kieser <peter@kieser.ca>
To: kmo@daterainc.com
Cc: linux-bcache@vger.kernel.org
Subject: Re: [PATCH] bcache: fix uninterruptible sleep in writeback thread
Date: Mon, 12 May 2014 11:27:49 -0700 [thread overview]
Message-ID: <537112A5.6040709@kieser.ca> (raw)
In-Reply-To: <CA+waHKU1Kaz4Bf=AogB_bXHLZ03tOYp2N5LL=JYH--Y3Yq4qow@mail.gmail.com>
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On 2014-05-05 3:30 PM, Nikolay Amiantov wrote:
> 2014-05-02 1:52 GMT+04:00 Slava Pestov <sp@datera.io>:
>> There were two issues here:
>>
>> - writeback thread did not start until the device first became dirty
>> - writeback thread used uninterruptible sleep once running
>>
>> Without this patch I see kernel warnings printed and a load average of
>> 1.52 after booting my test VM. With this patch the warnings are gone and
>> the load average is near 0.00 as expected.
> I've tried this patch and it has indeed fixed [1]! Thanks!
>
> [1]: https://bugzilla.kernel.org/show_bug.cgi?id=69471
Kent,
Could you please review this patch, and have it pushed upstream?
Regards,
-Peter
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next prev parent reply other threads:[~2014-05-12 18:27 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-01 21:52 [PATCH] bcache: fix uninterruptible sleep in writeback thread Slava Pestov
2014-05-02 7:20 ` Daniel Smedegaard Buus
2014-05-02 8:10 ` Daniel Smedegaard Buus
2014-05-05 22:30 ` Nikolay Amiantov
2014-05-12 18:27 ` Peter Kieser [this message]
2014-05-15 8:02 ` Francis Moreau
2014-05-15 16:18 ` Peter Kieser
2014-05-15 17:29 ` Ross Anderson
2014-05-15 17:30 ` Jens Axboe
2014-06-02 14:07 ` Francis Moreau
2014-07-25 7:30 ` Francis Moreau
2014-09-05 7:08 ` Francis Moreau
2014-05-17 5:47 ` Pavel Goran
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