From: Eric Sandeen <sandeen@redhat.com>
To: Eric Sandeen <sandeen@redhat.com>,
ext4 development <linux-ext4@vger.kernel.org>
Subject: Re: More testing: 4x parallel 2G writes, sequential reads
Date: Wed, 07 Nov 2007 21:39:33 -0600 [thread overview]
Message-ID: <473284F5.4010000@redhat.com> (raw)
In-Reply-To: <20071107230905.GQ3966@webber.adilger.int>
Andreas Dilger wrote:
> The test shows ext4 finishing marginally faster in the write case, and
> marginally slower in the read case. What happens if you have 4 parallel
> readers?
http://people.redhat.com/esandeen/seekwatcher/ext4_4_thread_par_read.png
http://people.redhat.com/esandeen/seekwatcher/xfs_4_thread_par_read.png
http://people.redhat.com/esandeen/seekwatcher/ext4_xfs_4_thread_par_read.png
-Eric
next prev parent reply other threads:[~2007-11-08 3:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-07 22:42 More testing: 4x parallel 2G writes, sequential reads Eric Sandeen
2007-11-07 23:09 ` Andreas Dilger
2007-11-07 23:18 ` Eric Sandeen
2007-11-08 3:39 ` Eric Sandeen [this message]
2007-11-07 23:17 ` Alex Tomas
2007-11-08 0:14 ` Shapor Naghibzadeh
2007-11-08 3:06 ` Eric Sandeen
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