linux-kernel - Re: [dm-devel] bcache/dmcache/enhanceio bake-off

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Message-ID: <20130413160925.GA5236@debian>
Date:	Sat, 13 Apr 2013 17:09:25 +0100
From:	Joe Thornber <thornber@...hat.com>
To:	device-mapper development <dm-devel@...hat.com>
Cc:	Mike Snitzer <snitzer@...hat.com>,
	Kent Overstreet <koverstreet@...gle.com>,
	Amit Kale <akale@...c-inc.com>, linux-bcache@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [dm-devel] bcache/dmcache/enhanceio bake-off

Hi Darrick,

On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote:
> Hi all,
> 
> Lately I've been having some fun playing with bcache, dmcache, and enhanceio.

I pushed some tweaks to the mq policy today to my thin-dev tree.  They
show some improvements to these fio based tests.

In addition I've written a blog post trying to explain what's going on in dm-cache:
http://device-mapper.org/blog/2013/04/13/benchmarking-dm-cache-with-fio/

- Joe
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