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Re: xfs_repair has been running for a very long time, no disk IO.

To: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Subject: Re: xfs_repair has been running for a very long time, no disk IO.
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Tue, 9 Apr 2013 22:54:02 +1000
Cc: xfs@xxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <20130409143010.114f3fda@xxxxxxxxxxxxxxxxxxxx>
References: <20130409121726.6342519e@xxxxxxxxxxxxxxxxxxxx> <20130409120236.GL17758@dastard> <20130409143010.114f3fda@xxxxxxxxxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Tue, Apr 09, 2013 at 02:30:10PM +0200, Emmanuel Florac wrote:
> Le Tue, 9 Apr 2013 22:02:36 +1000
> Dave Chinner <david@xxxxxxxxxxxxx> écrivait:
> 
> > Either use the latest version, or use the -P option.
> > 
> 
> Currently running the latest version (3.1.11-pre2). I'll wait for a
> while (it takes something like 10 minutes to reach the point at which it
> freezes over). I suppose -P makes it slower?

Yes, it turns prefetching off, which is what usually what causes the
hangs. Though 3.1.4 is pretty old, and I think a few prefetch hangs
were fixed in 3.1.8....

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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