From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hullen@t-online.de (Helmut Hullen)
Subject: Re: Interpreting Output of "btrfs fi show"
Date: 26 Apr 2012 15:59:00 +0200
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References: <20120426115326.GO20982@twin.jikos.cz>
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To: linux-btrfs@vger.kernel.org
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Hallo, David,

Du meintest am 26.04.12:

>> I now use to delete about the first 10 MByte of the target disk via
>> "dd if=/dev/zero"

> FYI, the minimal amount of data you need to rewrite is 4k:

> dd if=/dev/zero of=/dev/ice bs=1k count=4 seek=64

Thank you - I'll try to remember the next time I need this command!

Viele Gruesse!
Helmut