On Wed, Aug 23, 2017 at 4:41 PM, Doug Hughes <doug.hughes@keystonenap.com> wrote:

I'm not sure how this snapshot got created, but, I cannot delete it, and its presence prevents me from creating other snapshots. I don't know if it was created by a command gone amok or something else.

# virsh snapshot-list serv1r2
Name                 Creation Time             State
------------------------------------------------------------
snap                 2017-01-30 17:01:11 -0500 shutoff

# virsh snapshot-delete serv1r2 snap --disk-only
error: command 'snapshot-delete' doesn't support option --disk-only

# virsh snapshot-dumpxml serv1r2 snap
<domainsnapshot>
<name>snap</name>
<state>shutoff</state>
<creationTime>1485813671</creationTime>
<memory snapshot='no'/>
<disks>
    <disk name='vda' snapshot='external' type='file'>
      <driver type='qcow2'/>
      <source file='/var/lib/libvirt/images/serv1r2-savesnap.qcow2'/>
    </disk>
    <disk name='fda' snapshot='no'/>
    <disk name='hda' snapshot='no'/>
</disks>

# ls -l /var/lib/libvirt/images/serv1r2-savesnap.qcow2
ls: cannot access /var/lib/libvirt/images/serv1r2-savesnap.qcow2: No such file or directory

# virsh snapshot-create-as --domain serv1r2 snap --diskspec vda,file=/var/lib/libvirt/flashimages/serv1r2-snap.qcow2 --disk-only --atomic --no-metadata --quiesce
error: internal error: unexpected domain snapshot snap already exists

# virsh snapshot-revert serv1r2 snap
error: unsupported configuration: revert to external snapshot not supported yet

Any idea for breaking out of this box?

--

Doug Hughes
Keystone NAP
Fairless Hills, PA
1.844.KEYBLOCK (539.2562)

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Regards,

Sakhi Hadebe

Engineer: South African National Research Network (SANReN)Competency Area, Meraka, CSIR
 
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Email: sakhi@sanren.ac.za