From: Carsten Oberscheid <oberscheid@doctronic.de>
To: xfs@oss.sgi.com
Subject: Re: Strange fragmentation in nearly empty filesystem
Date: Tue, 27 Jan 2009 15:39:26 +0100 [thread overview]
Message-ID: <20090127143926.GQ16931@doctronic.de> (raw)
In-Reply-To: <200901271030.43234@zmi.at>
On Tue, Jan 27, 2009 at 10:30:38AM +0100, Michael Monnerie wrote:
> What if you dd if=foo.vmem of=test bs=1000 ? That would do nearly the
> same as your "create empty file" test.
[co@tangchai]~/vmware/foo dd if=foo.vmem of=test_dd bs=1000
536870+1 Datensätze ein
536870+1 Datensätze aus
536870912 Bytes (537 MB) kopiert, 3,76026 s, 143 MB/s
[co@tangchai]~/vmware/foo xfs_bmap -vvp test_dd | grep hole | wc -l0
[co@tangchai]~/vmware/foo xfs_bmap -vvp test_dd | grep -v hole | wc -l
10
Looks good. Seems like I'm ready to accept that XFS is innocent. See
other post.
Thank you & best regards
Carsten Oberscheid
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next prev parent reply other threads:[~2009-01-27 14:40 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-23 10:21 Strange fragmentation in nearly empty filesystem Carsten Oberscheid
2009-01-23 15:25 ` Eric Sandeen
2009-01-24 0:33 ` Dave Chinner
2009-01-26 7:57 ` Carsten Oberscheid
2009-01-26 18:37 ` Eric Sandeen
2009-01-27 7:10 ` Carsten Oberscheid
2009-01-27 8:40 ` Carsten Oberscheid
2009-01-27 9:30 ` Michael Monnerie
2009-01-27 14:39 ` Carsten Oberscheid [this message]
2009-01-27 13:30 ` Eric Sandeen
2009-01-27 14:37 ` Carsten Oberscheid
2009-01-27 15:41 ` Felix Blyakher
2009-01-27 17:26 ` Eric Sandeen
2009-01-27 17:42 ` Felix Blyakher
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