Return-Path: <linux-kernel-owner+w=401wt.eu-S1752472AbZIIERw@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752472AbZIIERw (ORCPT <rfc822;w@1wt.eu>);
	Wed, 9 Sep 2009 00:17:52 -0400
Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751530AbZIIERv
	(ORCPT <rfc822;linux-kernel-outgoing>);
	Wed, 9 Sep 2009 00:17:51 -0400
Received: from ns1.primeinteractive.net ([195.95.205.253]:48599 "EHLO
	mail.primeinteractive.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1750841AbZIIERv (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Wed, 9 Sep 2009 00:17:51 -0400
Message-ID: <4AA72C14.1020005@primeinteractive.net>
Date: Wed, 09 Sep 2009 06:16:20 +0200
From: Pavol Cvengros <pavol.cvengros@primeinteractive.net>
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.1) Gecko/20090715 Thunderbird/3.0b3
MIME-Version: 1.0
To: linux-kernel@vger.kernel.org
Subject: Re: ext4+quota+nfs issue
References: <4AA5E5F3.30309@primeinteractive.net>
In-Reply-To: <4AA5E5F3.30309@primeinteractive.net>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 3232
Lines: 81

Hi,

can somebody who is aware of ext4 and quota have a look on this one?


Thanks,

P.

On 8. 9. 2009 7:04, Pavol Cvengros wrote:
> Hello,
>
> recently we have build and started to use raid storage with formatted 
> capacity of 4.5T (ext4 formatted, default params).
> FS has quota turned on and is exported via NFS to nodes.
> If we turn qouta on on this FS and are trying to use it over NFS we 
> get the following:
>
> ------------[ cut here ]------------
> WARNING: at fs/quota/dquot.c:964 dquot_claim_space+0x181/0x190()
> Hardware name: S3210SH
> Modules linked in: nfs fscache nfsd lockd auth_rpcgss exportfs sunrpc 
> coretemp hwmon ipmi_si ipmi_msghandler ehci_hcd sr_mod cdrom uhci_hcd 
> floppy usbcore i2c_i801 i2c_core processor 3w_9xxx button thermal
> Pid: 268, comm: pdflush Tainted: G        W  2.6.30-gentoo-r3_host #1
> Call Trace:
>  [<ffffffff803151e1>] ? dquot_claim_space+0x181/0x190
>  [<ffffffff80245c59>] ? warn_slowpath_common+0x89/0x100
>  [<ffffffff803151e1>] ? dquot_claim_space+0x181/0x190
>  [<ffffffff80367e83>] ? ext4_mb_mark_diskspace_used+0x423/0x440
>  [<ffffffff8036c05f>] ? ext4_mb_new_blocks+0x2cf/0x460
>  [<ffffffff80360a17>] ? ext4_ext_find_extent+0x307/0x330
>  [<ffffffff80362508>] ? ext4_ext_get_blocks+0x578/0xfc0
>  [<ffffffff8028e828>] ? __pagevec_free+0x48/0x70
>  [<ffffffff803a1c65>] ? blk_rq_bio_prep+0x35/0x130
>  [<ffffffff8034d310>] ? ext4_get_blocks_wrap+0x210/0x380
>  [<ffffffff8034d8d8>] ? mpage_da_map_blocks+0xe8/0x750
>  [<ffffffff80292cee>] ? pagevec_lookup_tag+0x2e/0x50
>  [<ffffffff8029084c>] ? write_cache_pages+0x11c/0x400
>  [<ffffffff8034e500>] ? __mpage_da_writepage+0x0/0x190
>  [<ffffffff8034e269>] ? ext4_da_writepages+0x329/0x4b0
>  [<ffffffff80290bd2>] ? do_writepages+0x32/0x70
>  [<ffffffff802e4140>] ? __writeback_single_inode+0xb0/0x490
>  [<ffffffff8023c753>] ? dequeue_entity+0x23/0x1c0
>  [<ffffffff802e4b16>] ? generic_sync_sb_inodes+0x316/0x4f0
>  [<ffffffff802e4f4e>] ? writeback_inodes+0x5e/0x110
>  [<ffffffff80290e56>] ? wb_kupdate+0xc6/0x160
>  [<ffffffff80292110>] ? pdflush+0x120/0x230
>  [<ffffffff80290d90>] ? wb_kupdate+0x0/0x160
>  [<ffffffff80291ff0>] ? pdflush+0x0/0x230
>  [<ffffffff80261154>] ? kthread+0x64/0xc0
>  [<ffffffff8020d13a>] ? child_rip+0xa/0x20
>  [<ffffffff802610f0>] ? kthread+0x0/0xc0
>  [<ffffffff8020d130>] ? child_rip+0x0/0x20
> ---[ end trace cb54e6523e9ab60d ]---
>
> fstab entry:
> /dev/sdb1              /mnt/storage    ext4            
> noatime,nodiratime,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0 
>
>
> qith quotaoff on tihs FS, warnings stop.
>
> Question is if it's safe to use quotas with this problem (warning) or 
> not. Can't afford data damage.
>
> Thanks,
>
> Pavol Cvengros
> -- 
> To unsubscribe from this list: send the line "unsubscribe 
> linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/