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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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  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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