From: Alexander Graf <agraf@suse.de>
To: Avi Kivity <avi@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Stefan Hajnoczi <stefanha@gmail.com>,
mjt@tls.msk.ru, qemu-devel@nongnu.org, hch@lst.de
Subject: Re: [Qemu-devel] Re: [RFC][STABLE 0.13] Revert "qcow2: Use bdrv_(p)write_sync for metadata writes"
Date: Tue, 24 Aug 2010 14:21:11 +0200 [thread overview]
Message-ID: <4C73B937.9050004@suse.de> (raw)
In-Reply-To: <4C73B87D.40303@redhat.com>
Avi Kivity wrote:
> On 08/24/2010 03:12 PM, Alexander Graf wrote:
>>
>>> Well, safety is not boolean. Considering to make it mostly safe instead
>>> of completely safe because of the performance doesn't mean that we
>>> should make it completely unsafe.
>>>
>> What is safety then? A vague feeling of "oh today is monday so my data
>> is safe, but on tuesday I always lose my image data"? Either we promise
>> to keep data safe or we don't. There is no in between.
>>
>
> Do you drive a car?
Would you buy a car where the breaks are known to not always work? ;)
> Though in general I agree we shouldn't compromise on data integrity.
That's my point. Either we go for it or we don't.
Alex
next prev parent reply other threads:[~2010-08-24 12:21 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-24 10:40 [Qemu-devel] [RFC][STABLE 0.13] Revert "qcow2: Use bdrv_(p)write_sync for metadata writes" Kevin Wolf
2010-08-24 11:02 ` [Qemu-devel] " Stefan Hajnoczi
2010-08-24 11:06 ` Michael Tokarev
2010-08-24 11:40 ` Kevin Wolf
2010-08-24 11:56 ` Alexander Graf
2010-08-24 12:10 ` Kevin Wolf
2010-08-24 12:12 ` Alexander Graf
2010-08-24 12:18 ` Avi Kivity
2010-08-24 12:21 ` Alexander Graf [this message]
2010-08-24 12:27 ` Avi Kivity
2010-08-24 12:35 ` Kevin Wolf
2010-08-24 12:39 ` Avi Kivity
2010-08-24 12:53 ` Kevin Wolf
2010-08-24 12:21 ` Stefan Hajnoczi
2010-08-24 12:23 ` Michael Tokarev
2010-08-24 12:48 ` Juan Quintela
2010-08-24 13:01 ` Anthony Liguori
2010-08-24 13:16 ` Kevin Wolf
2010-08-24 13:29 ` Anthony Liguori
2010-08-24 13:31 ` Avi Kivity
2010-08-24 13:35 ` Anthony Liguori
2010-08-24 13:39 ` Avi Kivity
2010-08-24 13:40 ` Anthony Liguori
2010-08-24 13:44 ` Avi Kivity
2010-08-24 13:56 ` Anthony Liguori
2010-08-25 7:14 ` Avi Kivity
2010-08-25 12:46 ` Anthony Liguori
2010-08-25 13:07 ` Avi Kivity
2010-08-25 13:37 ` Anthony Liguori
2010-08-25 13:23 ` Avi Kivity
2010-08-25 13:42 ` Anthony Liguori
2010-08-25 14:00 ` Avi Kivity
2010-08-25 14:14 ` Anthony Liguori
2010-08-25 14:36 ` Avi Kivity
2010-08-25 15:06 ` Anthony Liguori
2010-08-25 15:15 ` Avi Kivity
2010-08-25 15:21 ` Anthony Liguori
2010-08-25 13:46 ` Anthony Liguori
2010-08-25 14:03 ` Avi Kivity
2010-08-25 14:19 ` Christoph Hellwig
2010-08-25 14:37 ` Avi Kivity
2010-08-25 14:18 ` Christoph Hellwig
2010-08-25 14:26 ` Anthony Liguori
2010-08-25 14:49 ` Daniel P. Berrange
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