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Re: [RFC PATCH 0/8] Reduce filesystem writeback from page reclaim v2

To: Minchan Kim <minchan.kim@xxxxxxxxx>
Subject: Re: [RFC PATCH 0/8] Reduce filesystem writeback from page reclaim v2
From: Mel Gorman <mgorman@xxxxxxx>
Date: Wed, 27 Jul 2011 08:37:37 +0100
Cc: Linux-MM <linux-mm@xxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, XFS <xfs@xxxxxxxxxxx>, Dave Chinner <david@xxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Johannes Weiner <jweiner@xxxxxxxxxx>, Wu Fengguang <fengguang.wu@xxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Rik van Riel <riel@xxxxxxxxxx>
In-reply-to: <CAEwNFnA_OGUYfCQrLCMt9NuU0O0ftWWBB4_Si8NypKyaeuRg2A@xxxxxxxxxxxxxx>
References: <1311265730-5324-1-git-send-email-mgorman@xxxxxxx> <CAEwNFnA_OGUYfCQrLCMt9NuU0O0ftWWBB4_Si8NypKyaeuRg2A@xxxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Wed, Jul 27, 2011 at 01:32:17PM +0900, Minchan Kim wrote:
> >
> > http://www.csn.ul.ie/~mel/postings/reclaim-20110721
> >
> > Unfortunately, the volume of data is excessive but here is a partial
> > summary of what was interesting for XFS.
> 
> Could you clarify the notation?
> 1P :  1 Processor?
> 512M: system memory size?
> 2X , 4X, 16X: the size of files created during test
> 

1P   == 1 Processor
512M == 512M RAM (mem=512M)
2X   == 2 x NUM_CPU fsmark threads

-- 
Mel Gorman
SUSE Labs

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