From: Eric Sandeen <sandeen@sandeen.net>
To: Lachlan McIlroy <lmcilroy@redhat.com>
Cc: Eddy Zhao <eddy.y.zhao@gmail.com>, xfs@oss.sgi.com
Subject: Re: BUG REPORT: XFS LOG FORWARD COMPATIBILITY PROBLEM
Date: Fri, 24 Jul 2009 08:42:59 -0500 [thread overview]
Message-ID: <4A69BA63.4030501@sandeen.net> (raw)
In-Reply-To: <1301281514.948741248423723710.JavaMail.root@zmail05.collab.prod.int.phx2.redhat.com>
Lachlan McIlroy wrote:
> Hi Eddy,
>
> CC'ing this to the xfs list.
>
> ----- "Eddy Zhao" <eddy.y.zhao@gmail.com> wrote:
>
>> Hello Felix, Lachlan:
>>
>> I find your names in 2.6.30 Changlog as XFS maintainer. Can you kindly
>> take a look at the problem we are facing.
>>
>> Follow the sequence below to reproduce the problem
>> - write data on 2.6.28 system
>> - unplug usb disk while writing
> I don't recommend you pull the usb disk out while the filesystem is still
> mounted (if you can avoid it).
>
Unless you have write barriers enabled and passing through to the USB
device, or write cache turned off on the USB device, this test may well
just be corrupting the log to an unreplayable state.
Although I can't explain why, w/o further modification, it seems to
mount again on .28 ...
-Eric
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next prev parent reply other threads:[~2009-07-24 13:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1983390176.948321248423442558.JavaMail.root@zmail05.collab.prod.int.phx2.redhat.com>
2009-07-24 8:22 ` BUG REPORT: XFS LOG FORWARD COMPATIBILITY PROBLEM Lachlan McIlroy
2009-07-24 11:04 ` Eddy Zhao
2009-07-24 13:42 ` Eric Sandeen [this message]
[not found] <362522677.1010811248671789619.JavaMail.root@zmail05.collab.prod.int.phx2.redhat.com>
2009-07-27 5:17 ` Lachlan McIlroy
2009-07-28 12:50 ` Eddy Zhao
2009-07-28 14:21 ` Eric Sandeen
2009-07-28 14:59 ` Eddy Zhao
2009-07-28 16:01 ` Eric Sandeen
2009-07-29 12:12 ` Eddy Zhao
2009-07-29 13:03 ` Eddy Zhao
2009-07-29 13:11 ` Eddy Zhao
2009-07-29 13:45 ` Eddy Zhao
2009-07-29 15:14 ` Eric Sandeen
2009-07-30 1:25 ` Eddy Zhao
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