INFO: starting new backup job: vzdump 155 --remove 0 --mode snapshot --compress lzo --storage ssd2 --node ns3032329
INFO: Starting Backup of VM 155 (openvz)
INFO: CTID 155 exist mounted running
INFO: status = running
INFO: mode failure - unable to detect lvm volume group
INFO: trying 'suspend' mode instead
INFO: backup mode: suspend
INFO: ionice priority: 7
INFO: starting first sync /var/lib/vz/private/155/ to /ssd2//dump/vzdump-openvz-155-2016_05_23-20_06_12.tmp
INFO: Number of files: 97464
INFO: Number of files transferred: 81064
INFO: Total file size: 26250631811 bytes
INFO: Total transferred file size: 26245649453 bytes
INFO: Literal data: 26245663878 bytes
INFO: Matched data: 0 bytes
INFO: File list size: 2487425
INFO: File list generation time: 0.001 seconds
INFO: File list transfer time: 0.000 seconds
INFO: Total bytes sent: 26254847318
INFO: Total bytes received: 1599262
INFO: sent 26254847318 bytes  received 1599262 bytes  76885641.52 bytes/sec
INFO: total size is 26250631811  speedup is 1.00
INFO: first sync finished (341 seconds)
INFO: suspend vm
INFO: Setting up checkpoint...
INFO: 	suspend...
INFO: Can not suspend container: Resource temporarily unavailable
INFO: Error: task 651001,651001(ld-linux-x86-64) is traced. Checkpointing is impossible.
INFO: Error: suspend is impossible now.
INFO: Error: task 651001,651001(ld-linux-x86-64) is traced. Checkpointing is impossible.
INFO: Error: suspend is impossible now.
INFO: Error: task 651001,651001(ld-linux-x86-64) is traced. Checkpointing is impossible.
INFO: Error: suspend is impossible now.
INFO: Checkpointing failed
ERROR: Backup of VM 155 failed - command 'vzctl --skiplock chkpnt 155 --suspend' failed: exit code 16
INFO: Backup job finished with errors
TASK ERROR: job errors