linux-kernel - Re: [dm-devel] Re: dm: bounce

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Message-ID: <20071031021123.GM10006@agk.fab.redhat.com>
Date:	Wed, 31 Oct 2007 02:11:23 +0000
From:	Alasdair G Kergon <agk@...hat.com>
To:	Vasily Averin <vvs@...ru>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, dm-devel@...hat.com,
	linux-kernel@...r.kernel.org, devel@...nvz.org, stable@...nel.org,
	Jens Axboe <jens.axboe@...cle.com>,
	Milan Broz <mbroz@...hat.com>, Neil Brown <neilb@...e.de>
Subject: Re: [dm-devel] Re: dm: bounce_pfn limit added

On Wed, Oct 31, 2007 at 02:01:33AM +0000, Alasdair G Kergon wrote:
> What if you swap in alternative dm targets, e.g. if it's linear,
> try multipath (round-robin, one path)?
  
And try using md instead of dm - does that also show the problem?
(md takes a similar stance to dm on this I believe.)

Alasdair
-- 
agk@...hat.com
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