[ovirt-users] manually merging thin provisioned Ovirt Images

InterNetX - Juergen Gotteswinter jg at internetx.com
Fri Apr 17 08:51:28 UTC 2015


Hi,

accidently, i delete the wrong live snapshot of a Virtual Machine. Which
whouldnt be that big deal, since Filer Snapshots are created every hour.

But... after pulling out the qcow Files of the VM, i am confronted with
several files.

- the biggest one, which is most likely the main part from what i was
able to investigate with qemu-img
- several smaller files, which seem to contain the delta - so i expect
this files be the live snaps of the vm

could anyone  point me into a direction to:

- push the restored main image file + snapshot files back into ovirt (if
its hacky, ok..)

or

- how to find out which snapshot files need to be merged into the main
qcow image to get the latest state

for option 2, importing a single qcow image is imho no big deal
(virt-v2v). but how the heck do i find out in which order / which files
needs to be merged ?

Thanks!

Juergen



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