linux-ext4 - Re: xfstests: failure to umount ext4

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Date:	Tue, 29 Mar 2011 11:01:01 +0200
From:	Amir Goldstein <amir73il@...il.com>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	XFS <xfs@....sgi.com>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: xfstests: failure to umount ext4

On Wed, Mar 23, 2011 at 5:45 PM, Eric Sandeen <sandeen@...hat.com> wrote:
> On 3/23/11 10:33 AM, Amir Goldstein wrote:
>> On Wed, Mar 23, 2011 at 4:57 PM, Eric Sandeen <sandeen@...hat.com> wrote:
>>> On 3/23/11 9:36 AM, Amir Goldstein wrote:
>>>> On Wed, Mar 23, 2011 at 4:03 PM, Amir Goldstein <amir73il@...il.com> wrote:
>>>>>
>>>>> I've been running xfstests on ext4 and I always get annoying failures to umount:
>>>>>
>>>>> 213 8s ... 31s
>>>>> umount: /mnt/test/ext4: device is busy.
>>>>>        (In some cases useful info about processes that use
>>>>>         the device is found by lsof(8) or fuser(1))
>>>>>
>>>>> post 198 mostly fails to umount as well.
>>>>> and post 124 always fails to umount.

USE_REMOUNT=1 fixes (bypasses) the problem for non scratch tests, so
I'm good with it for now :-)

Amir.
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