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Re: Interpreting Output of "btrfs fi show"

On Thu, Apr 26, 2012 at 01:11:00PM +0200, Helmut Hullen wrote:
> 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

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