From: Steven Whitehouse <swhiteho@redhat.com>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] [GFS2 PATCH] Reduce truncate IO traffic
Date: Mon, 20 Aug 2007 15:56:30 +0100 [thread overview]
Message-ID: <1187621790.8765.919.camel@quoit> (raw)
In-Reply-To: <46C99751.6030205@redhat.com>
Hi,
Now in the -nmw git tree. Thanks,
Steve.
On Mon, 2007-08-20 at 09:29 -0400, Wendy Cheng wrote:
> Current GFS2 setattr call unconditionally invokes do_shrink even the
> requested size and actual file size are equal. This has generated large
> amount of extra IOs found during NFS benchmark runs. This patch moves
> the relevant logic out of shrink code path. Since setattr is a system
> call, the time stamps update is still required.
>
> -- Wendy
>
>
prev parent reply other threads:[~2007-08-20 14:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-20 13:29 [Cluster-devel] [GFS2 PATCH] Reduce truncate IO traffic Wendy Cheng
2007-08-20 14:56 ` Steven Whitehouse [this message]
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