linux-ext4 - Re: [PATCH] xfstests: 277 new test to check freeze/unfreeze works well or not under heavy load.

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Date:	Mon, 12 Dec 2011 18:31:55 +0900
From:	Masayoshi MIZUMA <m.mizuma@...fujitsu.com>
To:	Dave Chinner <david@...morbit.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	linux-fsdevel@...r.kernel.org, xfs@....sgi.com,
	linux-ext4@...r.kernel.org
Subject: Re: [PATCH] xfstests: 277 new test to check freeze/unfreeze works well or not under heavy load.


(2011/12/09 16:17), Dave Chinner wrote:

> On Fri, Dec 09, 2011 at 02:52:31PM +0900, Masayoshi MIZUMA wrote:
> > Hi,
> > 
> > unfreeze function, thaw_super(), sometimes hangs up if flush kernel
> > thread does writeback to the same filesystem concurrently.
> > (the problem is reported at
> >  http://marc.info/?l=linux-ext4&m=132339590004560&w=2)
> > 
> > This test runs freeze/unfreeze under heavy load. If the problem is
> > reproduced, this test will hang up...
> 
> This is effectively a duplicate of test 068, which is currently
> described as an XFS only test. It is actually generic now that
> xfs_freeze works on other filesytsems, so please update 068
> appropriately rather that introducing a new test.

OK, I will try to update 068 to reproduce the problem, thanks!

Masayoshi Mizuma

> 
> Cheers,
> 
> Dave
> 
> -- 
> Dave Chinner
> david@...morbit.com



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