Bug #3084

snapshot, can not be created

Added by Paweł Orzechowski almost 7 years ago. Updated almost 7 years ago.

Status:ClosedStart date:07/22/2014
Priority:NormalDue date:
Assignee:-% Done:

0%

Category:-
Target version:-
Resolution:worksforme Pull request:
Affected Versions:OpenNebula 4.6

Description

We have: Opennebula 4.6.2, KVM on Ubuntu 14.04, Ubuntu 14.04 Ceph datastore.
From running VM, snapshot tab I try to create snapshot but it fails.
Log for this action is:
Tue Jul 22 16:54:15 2014 [VMM][I]: Command execution fail: 'if [ -x "/var/tmp/one/vmm/kvm/snapshot_create" ]; then /var/tmp/one/vmm/kvm/snapshot_create one-130 0 130 kvm17; else exit 42; fi'
Tue Jul 22 16:54:15 2014 [VMM][I]: Warning: Permanently added 'kvm17,10.20.8.17' (ECDSA) to the list of known hosts.
Tue Jul 22 16:54:15 2014 [VMM][I]: error: operation failed: Error -95 while writing VM
Tue Jul 22 16:54:15 2014 [VMM][I]:
Tue Jul 22 16:54:15 2014 [VMM][E]: Could not create snapshot for domain one-130.
Tue Jul 22 16:54:15 2014 [VMM][I]: ExitCode: 255
Tue Jul 22 16:54:15 2014 [VMM][E]: Error creating new VM Snapshot: Could not create snapshot for domain one-130.

History

#1 Updated by Ruben S. Montero almost 7 years ago

  • Status changed from Pending to Closed
  • Resolution set to worksforme

In order to use snapshots you need qcow2 format, Ceph datastore uses a block device access so the snapshot (system level) is not supported for your combination.

However you can still use the disk snapshot feature (either live or deferred)

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