From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <xfs-bounces@oss.sgi.com>
Received: from relay.sgi.com (relay2.corp.sgi.com [137.38.102.29])
	by oss.sgi.com (Postfix) with ESMTP id A630D29DF8
	for <xfs@oss.sgi.com>; Fri, 10 May 2013 11:40:11 -0500 (CDT)
Message-ID: <518D22F0.8040405@sgi.com>
Date: Fri, 10 May 2013 11:40:16 -0500
From: Mark Tinguely <tinguely@sgi.com>
MIME-Version: 1.0
Subject: Re: Error during bulk removal of files
References: <CAEUQcejFPKDqqwbT_BNFJEVkUeAY=mgYGv-kUvLX6Ys7YQkqfg@mail.gmail.com>
In-Reply-To: <CAEUQcejFPKDqqwbT_BNFJEVkUeAY=mgYGv-kUvLX6Ys7YQkqfg@mail.gmail.com>
List-Id: XFS Filesystem from SGI <xfs.oss.sgi.com>
List-Unsubscribe: <http://oss.sgi.com/mailman/options/xfs>,
	<mailto:xfs-request@oss.sgi.com?subject=unsubscribe>
List-Archive: <http://oss.sgi.com/pipermail/xfs>
List-Post: <mailto:xfs@oss.sgi.com>
List-Help: <mailto:xfs-request@oss.sgi.com?subject=help>
List-Subscribe: <http://oss.sgi.com/mailman/listinfo/xfs>,
	<mailto:xfs-request@oss.sgi.com?subject=subscribe>
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset="us-ascii"; Format="flowed"
Errors-To: xfs-bounces@oss.sgi.com
Sender: xfs-bounces@oss.sgi.com
To: Subranshu Patel <spatel.ml@gmail.com>
Cc: xfs@oss.sgi.com

On 05/10/13 11:17, Subranshu Patel wrote:

<reformated> Call Trace:

  [<ffffffffa056c492>] xlog_wait+0x72/0x90 [xfs]
  [<ffffffff81060250>] ? default_wake_function+0x0/0x20
  [<ffffffffa056e08b>] xlog_grant_log_space+0x3ab/0x520 [xfs]
  [<ffffffffa0582d1a>] ? kmem_zone_zalloc+0x3a/0x50 [xfs]
  [<ffffffff8127f3ac>] ? random32+0x1c/0x20
  [<ffffffffa057d201>] ? xfs_trans_ail_push+0x21/0x80 [xfs]
  [<ffffffffa056e2e6>] xfs_log_reserve+0xe6/0x140 [xfs]
  [<ffffffffa057bad0>] xfs_trans_reserve+0xa0/0x210 [xfs]
  [<ffffffffa055f0a3>] xfs_fs_log_dummy+0x43/0x90 [xfs]
  [<ffffffffa056c9c4>] ? xfs_log_need_covered+0x94/0xd0 [xfs]
  [<ffffffffa0591831>] xfs_sync_worker+0x81/0x90 [xfs]
  [<ffffffffa059171e>] xfssyncd+0x17e/0x210 [xfs]
  [<ffffffffa05915a0>] ? xfssyncd+0x0/0x210 [xfs]
  [<ffffffff81091d66>] kthread+0x96/0xa0
  [<ffffffff8100c14a>] child_rip+0xa/0x20
  [<ffffffff81091cd0>] ? kthread+0x0/0xa0
  [<ffffffff8100c140>] ? child_rip+0x0/0x20

Ran out of log grant space trying to write out the dummy record in the 
sync worker.

Something is not getting moved off the AIL. This could be a symptom; for 
example a lock not being released could lead to depleted log space. What 
else is happening on the filesystem?

>
> --------------------->8------------
>
> The XFS filesystem size is 14TB (LVM), kernel version 2.6.32
>
> Machine has a memory of 96GB
>
> Please let me know if this is a known issue and have been already
> fixed in higher kernel version.
>
> --
> Subranshu


--Mark.

_______________________________________________
xfs mailing list
xfs@oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs