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Re: folsom nova-compute error on snapshotted images?

 

This is likely a bug. It looks like multi-line output isn't being handled properly. Could
you post this on bugs.launchpad.net/nova ?

Vish

On Oct 22, 2012, at 7:05 AM, Wolfgang Hennerbichler <wolfgang.hennerbichler@xxxxxxxxxxxxxxxx> wrote:

> hello again,
> 
> after upgrading to folsom nova-compute dies the fabulous death while
> gaining information from qemu-images.
> 
> the information-gaining process works for some images, and then we reach
> the image instance-0000005c, which also has a snapshot associated with it.
> 
> let's see the difference:
> regular image file:
> 
> qemu-img info instance-0000005d/disk
> image: instance-0000005d/disk
> file format: qcow2
> virtual size: 4.0G (4294967296 bytes)
> disk size: 3.0G
> cluster_size: 2097152
> backing file:
> /var/lib/nova/instances/_base/cd906f63b4de02c79d87a328c79f3a988059e51a_4
> (actual path:
> /var/lib/nova/instances/_base/cd906f63b4de02c79d87a328c79f3a988059e51a_4)
> 
> and now an image with a snapshot:
> 
> computeNode1:/var/lib/nova/instances# qemu-img info instance-0000005c/disk
> image: instance-0000005c/disk
> file format: qcow2
> virtual size: 2.0G (2147483648 bytes)
> disk size: 1.8G
> cluster_size: 2097152
> backing file:
> /var/lib/nova/instances/_base/cd906f63b4de02c79d87a328c79f3a988059e51a_2
> (actual path:
> /var/lib/nova/instances/_base/cd906f63b4de02c79d87a328c79f3a988059e51a_2)
> Snapshot list:
> ID        TAG                 VM SIZE                DATE       VM CLOCK
> 1         d9a9784a500742a7bb95627bb3aace38      0 2012-08-20 10:52:46
> 00:00:00.000
> 
> 
> the image with the snapshot kills nova-compute as we can see here:
> http://pastie.org/5098216
> 
> help is appreciated. I wonder if it was wise to upgrade to folsom...
> 
> Wolfgang
> 
> -- 
> DI (FH) Wolfgang Hennerbichler
> Software Development
> Unit Advanced Computing Technologies
> RISC Software GmbH
> A company of the Johannes Kepler University Linz
> 
> IT-Center
> Softwarepark 35
> 4232 Hagenberg
> Austria
> 
> Phone: +43 7236 3343 245
> Fax: +43 7236 3343 250
> wolfgang.hennerbichler@xxxxxxxxxxxxxxxx
> http://www.risc-software.at
> 
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