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https://issues.apache.org/jira/browse/VCL-911?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15987464#comment-15987464
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ASF subversion and git services commented on VCL-911:
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Commit 1792951 from [email protected] in branch 'vcl/trunk'
[ https://svn.apache.org/r1792951 ]
VCL-911
Added '-o compat=0.10' option to qemu-img command in KVM.pm::copy_virtual_disk
if the destination is the repository.
> Ensure qcow2 images are saved in backwards compatible format
> ------------------------------------------------------------
>
> Key: VCL-911
> URL: https://issues.apache.org/jira/browse/VCL-911
> Project: VCL
> Issue Type: Improvement
> Components: vcld (backend)
> Reporter: Andy Kurth
> Assignee: Andy Kurth
> Fix For: 2.5
>
>
> Newer versions of QEMU create qcow2 images which are not backwards compatible
> by default. This is nicely described
> [here|http://blog.wikichoon.com/2014/12/virt-manager-10-creates-qcow2-images.html].
> The code should be updated to use the *-o compat=0.10* argument when calling
> qemu-img.
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