ovirt-engine intentionally blocks sparsifying QCOW images since 4.4.4 because it confused users that didn't see the right amount of free space afterwards, see the following bug for more details: https://bugzilla.redhat.com/show_bug.cgi?id=1792905 On Thu, Jan 12, 2023 at 3:03 PM <andreas_nikiforou@hotmail.com> wrote:
Unfortunately yes, even VM's/disks on the NFS data domain are giving the same error.
Just to be sure, i just created a completely new NFS data share on Truenas imported the data domain to ovirt and created a new test vm with 2 thin provisioned disks on it, cannot sparsify neither:
"Error while executing action: Cannot sparsify Virtual Disk. Sparsifying is not supported for QCOW2 disk testvm3_Disk1."
I checked the NFS share on Truenas to make sure i have a sparse qcow2 file and it is:
-rw-rw---- 1 vdsm ovirt-kvm 24G Jan 12 12:57 a0f82c8b-d2aa-442b-b28b-b25ca684dd7b -rw-rw---- 1 vdsm ovirt-kvm 1.0M Jan 12 12:44 a0f82c8b-d2aa-442b-b28b-b25ca684dd7b.lease -rw-r--r-- 1 vdsm ovirt-kvm 307 Jan 12 12:44 a0f82c8b-d2aa-442b-b28b-b25ca684dd7b.meta root@truenas[.../29dcdef7-8d1d-48bc-b9cf-3850102ec251]# file a0f82c8b-d2aa-442b-b28b-b25ca684dd7b a0f82c8b-d2aa-442b-b28b-b25ca684dd7b: QEMU QCOW2 Image (v3), 26843545600 bytes _______________________________________________ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-leave@ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/WT5I4O6BOXIOK2...