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Date: Tue, 27 Jan 2009 15:39:26 +0100
From: Carsten Oberscheid <oberscheid@doctronic.de>
Subject: Re: Strange fragmentation in nearly empty filesystem
Message-ID: <20090127143926.GQ16931@doctronic.de>
References: <20090123102130.GB8012@doctronic.de>
	<20090127071023.GA16511@doctronic.de>
	<20090127084034.GA16931@doctronic.de> <200901271030.43234@zmi.at>
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On Tue, Jan 27, 2009 at 10:30:38AM +0100, Michael Monnerie wrote:
> What if you dd if=3Dfoo.vmem of=3Dtest bs=3D1000 ? That would do nearly t=
he =

> same as your "create empty file" test.

[co@tangchai]~/vmware/foo dd if=3Dfoo.vmem of=3Dtest_dd bs=3D1000
536870+1 Datens=E4tze ein
536870+1 Datens=E4tze 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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