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Re: [Qemu-devel] qcow2 - safe on kill? safe on power fail?


From: Andreas Schwab
Subject: Re: [Qemu-devel] qcow2 - safe on kill? safe on power fail?
Date: Tue, 22 Jul 2008 00:00:19 +0200
User-agent: Gnus/5.110009 (No Gnus v0.9) Emacs/22.2 (gnu/linux)

Anthony Liguori <address@hidden> writes:

> The only ways that you can cause corruption is if the QCOW2 sector
> allocation code is faulty (and you would be screwed no matter what here)
> or if you issue a SIGTERM/SIGKILL that interrupts the code while it's
> allocating a new sector.

Blocking SIGTERM until the allocation is finished could close that hole.

Andreas.

-- 
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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