From: Mark Fasheh <mfasheh@suse.com>
To: ocfs2-devel@oss.oracle.com
Subject: [Ocfs2-devel] [PATCH] ocfs2: Limit default local alloc size within bitmap range.
Date: Wed, 9 Jun 2010 15:14:26 -0700 [thread overview]
Message-ID: <20100609221426.GC24316@wotan.suse.de> (raw)
In-Reply-To: <1276072985-7251-1-git-send-email-tao.ma@oracle.com>
On Wed, Jun 09, 2010 at 04:43:05PM +0800, Tao Ma wrote:
> In commit 6b82021b9e91cd689fdffadbcdb9a42597bbe764, we increase
> our local alloc size and calculate how much megabytes we can
> get according to group size and volume size.
> But we also need to check the maximum bits a local alloc block
> bitmap can have. With a bs=512, cs=32K, local volume with 160G,
> it calculate 96MB while the maximum local alloc size is only
> 76M. So the bitmap will overflow and corrupt the system truncate
> log file. See bug
> http://oss.oracle.com/bugzilla/show_bug.cgi?id=1262
>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
--Mark
--
Mark Fasheh
next prev parent reply other threads:[~2010-06-09 22:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-09 8:43 [Ocfs2-devel] [PATCH] ocfs2: Limit default local alloc size within bitmap range Tao Ma
2010-06-09 8:52 ` tristan
2010-06-09 22:14 ` Mark Fasheh [this message]
2010-06-16 21:23 ` Joel Becker
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