[ovirt-users] Moving thin provisioned disks question

Tue Jun 27 13:09:57 UTC 2017

>     >
>     > Suppose I have one 500Gb thin provisioned disk
>     > Why can I indirectly see that the actual size is 300Gb only in Snapshots
>     > tab --> Disks of its VM ?
> 
>     if you are using live storage migration, ovirt creates a qcow/lvm
>     snapshot of the vm block device. but for whatever reason, it does NOT
>     remove the snapshot after the migration has finished. you have to remove
>     it yourself, otherwise disk usage will grow more and more.
> 
> 
> I believe you are referring to the "Auto-generated" snapshot created
> during live storage migration. This behavior is reported
> in https://bugzilla.redhat.com/1317434 and fixed since 4.0.0.

yep, thats what i meant. i just wasnt aware of the fact that this isnt
the case anymore for 4.x and above. sorry for confusion

> 
> 
>     >
>     > Thanks,
>     > Gianluca
>     >
>     >
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