From: Dave Chinner <david@fromorbit.com>
To: James Braid <jamesb@loreland.org>
Cc: xfs@oss.sgi.com
Subject: Re: ENOSPC at 90% with plenty of inodes
Date: Sat, 9 Oct 2010 09:51:46 +1100 [thread overview]
Message-ID: <20101008225146.GJ4681@dastard> (raw)
In-Reply-To: <AANLkTinwnOm0V=9WwbXiUGFnyjCwT3GUHo0hiQahQNUV@mail.gmail.com>
On Fri, Oct 08, 2010 at 06:17:52PM +0100, James Braid wrote:
> Hi,
>
> On a fairly busy mail server hosting about 1000 cyrus mailboxes (each
> message is stored as a separate file), we are observing ENOSPC errors
> from the cyrus pop/imap daemons when attempting to create (tiny)
> files. e.g.
>
> Oct 8 12:18:49 xxx cyrus/pop3[14119]: IOERROR: creating
> /user/imap/proc/14119: No space left on device
> Oct 8 12:18:49 xxx cyrus/lmtpunix[14361]: IOERROR: creating quota
> file /user/imap/quota/m/user.xx.NEW: No space left on device
> Oct 8 12:18:49 xxx cyrus/imap[12804]: IOERROR: creating quota file
> /user/imap/quota/d/user.xxx.NEW: No space left on device
>
> The filesystem appears to have plenty of space available:
>
> # df -i /user
> Filesystem Inodes IUsed IFree IUse% Mounted on
> /dev/sdb1 102294688 10201313 92093375 10% /user
> # df /user
> Filesystem 1K-blocks Used Available Use% Mounted on
> /dev/sdb1 213014148 190023408 22990740 90% /user
>
> Any ideas for how can we go about debugging where ENOSPC is coming
> from? Unfortunately it's running a vintage 2.6.24 kernel (Ubuntu 8.04)
> - we're trying to get it upgraded to 10.04 (2.6.32)
Sounds like fragmented free space. What is the output of:
# xfs_db -r -c "freesp -s" <device>
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2010-10-08 22:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-08 17:17 ENOSPC at 90% with plenty of inodes James Braid
2010-10-08 20:40 ` Emmanuel Florac
2010-10-08 20:43 ` Emmanuel Florac
2010-10-08 22:51 ` Dave Chinner [this message]
2010-10-11 14:03 ` James Braid
2010-10-11 22:35 ` Dave Chinner
2010-10-12 1:27 ` Stan Hoeppner
2010-10-12 10:29 ` Dave Chinner
2010-10-12 13:52 ` Jan Derfinak
2010-10-12 23:21 ` Stan Hoeppner
2010-10-13 0:25 ` Dave Chinner
2010-11-24 1:04 ` XIE Zhengmao
-- strict thread matches above, loose matches on Subject: below --
2010-10-08 20:33 Richard Scobie
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