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Subject: Re: [PATCH 16/35] writeback: increase min pause time on concurrent dirtiers
In-Reply-To: Your message of "Tue, 14 Dec 2010 21:24:15 +0100."
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Date: Tue, 14 Dec 2010 15:37:55 -0500
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To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wu Fengguang <fengguang.wu@intel.com>, Andrew Morton <akpm@linux-foundation.org>, Jan Kara <jack@suse.cz>, Dave Chinner <david@fromorbit.com>, Christoph Hellwig <hch@lst.de>, Trond Myklebust <Trond.Myklebust@netapp.com>, Theodore Ts'o <tytso@mit.edu>, Chris Mason <chris.mason@oracle.com>, Mel Gorman <mel@csn.ul.ie>, Rik van Riel <riel@redhat.com>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Greg Thelen <gthelen@google.com>, Minchan Kim <minchan.kim@gmail.com>, linux-mm <linux-mm@kvack.org>, "linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>
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On Tue, 14 Dec 2010 21:24:15 +0100, Peter Zijlstra said:

> You're confused. 10*HZ jiffies is always 10 seconds.

I must be misremembering times past, when HZ was settable
but a jiffie was always 1/100th of a second...  Senility has
finally set it. :)

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