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Re: Strange fragmentation in nearly empty filesystem

To: xfs@xxxxxxxxxxx
Subject: Re: Strange fragmentation in nearly empty filesystem
From: Carsten Oberscheid <oberscheid@xxxxxxxxxxxx>
Date: Tue, 27 Jan 2009 15:39:26 +0100
In-reply-to: <200901271030.43234@xxxxxx>
References: <20090123102130.GB8012@xxxxxxxxxxxx> <20090127071023.GA16511@xxxxxxxxxxxx> <20090127084034.GA16931@xxxxxxxxxxxx> <200901271030.43234@xxxxxx>
User-agent: Mutt/1.5.13 (2006-08-11)
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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