From: Pavol Cvengros <pavol.cvengros@primeinteractive.net>
Subject: Re: ext4+quota+nfs issue
Date: Wed, 09 Sep 2009 21:02:47 +0200
Message-ID: <4AA7FBD7.9080406@primeinteractive.net>
References: <4AA5E5F3.30309@primeinteractive.net>	 <4AA72C14.1020005@primeinteractive.net>	 <alpine.LRH.2.00.0909091141300.25928@twin.jikos.cz>	 <4AA7C38E.8020306@redhat.com> <150c16850909091045h1962fd67n77c265c9b99c5f44@mail.gmail.com>
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Cc: Eric Sandeen <sandeen@redhat.com>, Jiri Kosina <jkosina@suse.cz>,
	linux-kernel@vger.kernel.org, Jan Kara <jack@suse.cz>,
	linux-ext4@vger.kernel.org
To: Justin Maggard <jmaggard10@gmail.com>
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On 9/9/2009 7:45 PM, Justin Maggard wrote:
> On Wed, Sep 9, 2009 at 8:02 AM, Eric Sandeen<sandeen@redhat.com>  wrote:
>    
>>> On Wed, 9 Sep 2009, Pavol Cvengros wrote:
>>>
>>>        
>>>> Hi,
>>>>
>>>> can somebody who is aware of ext4 and quota have a look on this one?
>>>>
>>>>          
>> This was also just reported at:
>>
>> https://bugzilla.redhat.com/show_bug.cgi?id=521914
>>
>> -Eric
>>
>>      
> I've seen exactly the same thing myself as well, but on local I/O.
> The only difference I was able to find between filesystems I saw this
> on, versus filesystems that I didn't see this on, was how it was
> created.  The filesystems without this issue were made using
> mkfs.ext4, and the ones that _did_ have the issue were created with
> mkfs.ext3, and then mounted -t ext4.  Pavol, can you check your
> filesystem features from "dumpe2fs -h [your_device]"?
>
> -Justin
> --
>    

here is the dump....

host_stor0 ~ # dumpe2fs -h /dev/sdb1
dumpe2fs 1.41.9 (22-Aug-2009)
Filesystem volume name: <none>
Last mounted on: <not available>
Filesystem UUID:          f8aef49b-1903-4e25-9a7b-a3f5557107fb
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr resize_inode dir_index 
filetype needs_recovery extent flex_bg sparse_super large_file huge_file 
uninit_bg dir_nlink extra_isize
Filesystem flags:         signed_directory_hash
Default mount options:    (none)
Filesystem state:         clean
Errors behavior:          Continue
Filesystem OS type:       Linux
Inode count:              305176576
Block count:              1220689911
Reserved block count:     12206899
Free blocks:              977820919
Free inodes:              250981592
First block:              0
Block size:               4096
Fragment size:            4096
Reserved GDT blocks:      732
Blocks per group:         32768
Fragments per group:      32768
Inodes per group:         8192
Inode blocks per group:   512
Flex block group size:    16
Filesystem created:       Tue Jun 30 20:04:20 2009
Last mount time:          Tue Aug 18 12:21:18 2009
Last write time:          Tue Aug 18 12:21:18 2009
Mount count:              10
Maximum mount count:      -1
Last checked:             Tue Jun 30 20:04:20 2009
Check interval:           0 (<none>)
Lifetime writes:          73 GB
Reserved blocks uid:      0 (user root)
Reserved blocks gid:      0 (group root)
First inode:              11
Inode size:               256
Required extra isize:     28
Desired extra isize:      28
Journal inode:            8
Default directory hash:   half_md4
Directory Hash Seed:      317c2fc4-9c86-42ca-a3c3-0d6c632dcb46
Journal backup:           inode blocks
Journal size:             128M

P.