Proxmox 1.9 vzdump snapshot problem

Cla75

New Member
Jul 11, 2011
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0
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Hi to all,

On a Proxmox 1.9, i have some problems with vzdump with the snapshot mode.

When i launch this backup:

vzdump --quiet --snapshot --compress --storage loc_bkup --maxfiles 1
--mailto mymail@domain 103

I have this result:


VMID NAME STATUS TIME SIZE FILENAME
103 vm_domainserver OK 06:30:43 166.94GB
/var/lib/vz/loc_bkup/vzdump-qemu-103-2011_11_28-19_02_02.tgz
TOTAL 06:30:43 166.94GB



Detailed backup logs:

vzdump --quiet --snapshot --compress --storage loc_bkup --maxfiles 1
--mailto mymail@domain 103

103: Nov 28 19:02:02 INFO: Starting Backup of VM 103 (qemu)
103: Nov 28 19:02:02 INFO: running
103: Nov 28 19:02:02 INFO: status = running
103: Nov 28 19:02:03 INFO: mode failure - unable to dump into snapshot
(use option --dumpdir)
103: Nov 28 19:02:03 INFO: trying 'suspend' mode instead
103: Nov 28 19:02:03 INFO: backup mode: suspend
103: Nov 28 19:02:03 INFO: ionice priority: 7
103: Nov 28 19:02:03 INFO: suspend vm
103: Nov 28 19:02:03 INFO: creating archive
'/var/lib/vz/loc_bkup/vzdump-qemu-103-2011_11_28-19_02_02.tgz'
103: Nov 28 19:02:03 INFO: adding
'/var/lib/vz/loc_bkup/vzdump-qemu-103-2011_11_28-19_02_02.tmp/qemu-server.conf'

to archive ('qemu-server.conf')
103: Nov 28 19:02:03 INFO: adding
'/var/lib/vz/images/103/vm-103-disk-1.qcow2' to archive
('vm-disk-ide0.qcow2')
103: Nov 29 01:32:44 INFO: Total bytes written: 275751204352 (11.22
MiB/s)
103: Nov 29 01:32:44 INFO: archive file size: 166.94GB
103: Nov 29 01:32:44 INFO: resume vm
103: Nov 29 01:32:45 INFO: vm is online again after 23442 seconds
103: Nov 29 01:32:45 INFO: Finished Backup of VM 103 (06:30:43)


As you can see, the snapshot mode fails, and it reverts to suspend mode. But why? The disk space is sufficient, the vm is 292 Gb and i have 1,5 Tb free. So, what is the problem?

Any hint is welcome.

Thank you,

Claudio.
 
you cannot use a backup target inside /var/lib/vz, this creates a loop.

'mode failure - unable to dump into snapshot'

use a backup target outside /var/lib/vz.