linux-kernel - Re: [PATCH] xfs: introduce object readahead to log recovery

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Message-ID: <20130729024546.GD13468@dastard>
Date:	Mon, 29 Jul 2013 12:45:46 +1000
From:	Dave Chinner <david@...morbit.com>
To:	Zhi Yong Wu <zwu.kernel@...il.com>
Cc:	xfstests <xfs@....sgi.com>,
	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
	linux-kernel mlist <linux-kernel@...r.kernel.org>,
	Zhi Yong Wu <wuzhy@...ux.vnet.ibm.com>
Subject: Re: [PATCH] xfs: introduce object readahead to log recovery

On Mon, Jul 29, 2013 at 09:38:11AM +0800, Zhi Yong Wu wrote:
> By the way, how do you try the workload which has nothing but dirty
> dquote objects?

Create quota limits for non-existent users. That will allocate the
dquots and dirty them.

Or if you already have a few hundred thousand dquots, just change
the limits on them all to get them logged and dirty...

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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