[openstack-dev] [cinder] qemu-img disk corruption bug to patch or not?

Philipp Marek philipp.marek at linbit.com
Fri Feb 20 06:27:33 UTC 2015


> >     In September I started working on a simple (but controvertial) fix in nova[1]
> > to avoid some disk corruption issues.  John kindly ran with a similar fix to cinder[2].
> > John's review ended up in merge conflict so I tried my own version [3].
> Thanks for sending this out, and for the complete summary.  I'm
> inclined to lean towards working the option for Cinder personally.
> Granted it looks like the update is in the distro packages to fix
> this, but I'm wondering about backport and cases for installs that are
> on say 12.04?  Maybe that's not an issue?
> 
> Anybody else have thoughts on this?
Potentially corrupted images are bad; depending on the affected data it 
might only be diagnosed some time after installation, so IMO the fix is 
needed.

Only a minor issue: I'd like to see it have a check for the qemu version, 
and only then kick in.


Regards,

Phil


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: Ing. Philipp Marek
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