From: Daniel Phillips <phillips@google.com>
To: ocfs2-devel@oss.oracle.com
Subject: [Ocfs2-devel] OCFS2 features RFC - separate journal?
Date: Fri, 05 May 2006 11:06:03 -0700 [thread overview]
Message-ID: <445B940B.80202@google.com> (raw)
In-Reply-To: <445B32E4.C8CD.0002.0@novell.com>
Paul Taysom wrote:
> The performance you might gain from a separate journaling device will
> be very dependent on exactly how the journal is done. On NSS, the
> Netware journaled file system, we ran experiments with the journal
> turned off (just didn't do the write) and found it had little impact on
> benchmarks like NetBench. Part of the reason for this is that the
> journal writes were asynchronous to the main flow of the system. Normal
> operations would normally not ever wait for journal writes.
That is one load. Did you try NFS with synchronous mount?
Regards,
Daniel
next prev parent reply other threads:[~2006-05-05 18:06 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-25 18:35 [Ocfs2-devel] OCFS2 features RFC Mark Fasheh
2006-04-25 21:55 ` Christoph Hellwig
2006-04-25 22:24 ` Mark Fasheh
2006-04-26 16:50 ` Daniel Phillips
2006-04-26 4:11 ` Andi Kleen
2006-04-26 18:06 ` Mark Fasheh
2006-04-26 18:08 ` Andi Kleen
2006-04-26 18:34 ` Daniel Phillips
2006-04-27 20:25 ` Paul Taysom
2006-05-03 23:04 ` [Ocfs2-devel] OCFS2 features RFC - separate journal? Daniel Phillips
2006-05-04 0:29 ` Zach Brown
2006-05-04 0:46 ` Daniel Phillips
2006-05-04 20:56 ` Zach Brown
2006-05-04 20:59 ` Wim Coekaerts
2006-05-04 22:23 ` Daniel Phillips
2006-05-04 22:30 ` Mark Fasheh
2006-05-05 3:05 ` Daniel Phillips
2006-05-05 18:25 ` Mark Fasheh
2006-05-06 3:09 ` Daniel Phillips
2006-05-05 17:12 ` Paul Taysom
2006-05-05 18:06 ` Daniel Phillips [this message]
2006-05-05 18:57 ` Sunil Mushran
2006-05-08 14:28 ` Paul Taysom
2006-05-08 17:43 ` Daniel Phillips
2006-05-08 18:00 ` Paul Taysom
2006-05-08 18:22 ` Daniel Phillips
2006-05-11 20:04 ` [Ocfs2-devel] OCFS2 features RFC Jeff Mahoney
2006-05-11 20:40 ` Paul Taysom
2006-05-11 20:55 ` Joel Becker
2006-05-11 21:16 ` Daniel Phillips
2006-05-17 1:44 ` Mark Fasheh
[not found] ` <446BBCF5.7040903@google.com>
[not found] ` <20060518024638.GY21588@ca-server1.us.oracle.com>
2006-05-19 0:35 ` Daniel Phillips
2006-05-19 15:16 ` J. Bruce Fields
2006-05-20 6:11 ` Mark Fasheh
2006-05-22 19:18 ` Daniel Phillips
2006-05-22 17:01 ` Paul Taysom
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