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Re: [Qemu-devel] "Hot" resizing QCow2 image using a simple python script


From: Laurent Coustet
Subject: Re: [Qemu-devel] "Hot" resizing QCow2 image using a simple python script
Date: Tue, 29 Dec 2009 16:32:23 +0100
User-agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); fr; rv:1.9.1.5) Gecko/20091204 Thunderbird/3.0

Le 29/12/2009 14:07, Laurent Coustet a écrit :
Hi,

I just wrote a small python script that helps resizing a QCow2 image
without rewriting it.

I'm sure that's not the correct way to do it, but it seems to work well.

Beware this script DO NOT SUPPORT SHRINKING !! It do not check any error
case, so; use at your own risks !



address@hidden:/home/kvm$ qemu-img check etch_stable_20091223.qcow2
ERROR: invalid cluster offset=0x657261746f720000
ERROR: invalid cluster offset=0x657261746f730000
ERROR l2_offset=657261746f722026: Table is not cluster aligned; L1 entry corrupted
ERROR: I/O error in check_refcounts_l1
ERROR: I/O error in check_refcounts_l1
qemu-img: An error occurred during the check


Hahahaha not so easy :-) Trying to find what's going on :)

--
Laurent Coustet





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