linux-ext4 - Re: [RFC v3] ext4: Combine barrier requests coming from fsync

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Message-ID: <20100809210723.GA28171@infradead.org>
Date:	Mon, 9 Aug 2010 17:07:23 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	"Darrick J. Wong" <djwong@...ibm.com>
Cc:	Ted Ts'o <tytso@....edu>, Mingming Cao <cmm@...ibm.com>,
	Ric Wheeler <rwheeler@...hat.com>,
	linux-ext4 <linux-ext4@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Keith Mannthey <kmannth@...ibm.com>,
	Mingming Cao <mcao@...ibm.com>
Subject: Re: [RFC v3] ext4: Combine barrier requests coming from fsync

Can you try with the new barrier implementation in the

	[PATCH, RFC] relaxed barriers

by making cache flushes just that and not complicated drain barrier
it should speed this case up a lot.

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