Hi,
I have discovered some strange behaviour of the backup process. The backup of VM 100 is very fast (23MiB/s) but VM 101 takes like forever (530KiB/s). Why is there such a great difference in the backup speed?
I have discovered some strange behaviour of the backup process. The backup of VM 100 is very fast (23MiB/s) but VM 101 takes like forever (530KiB/s). Why is there such a great difference in the backup speed?
Code:
100: Oct 20 03:00:01 INFO: Starting Backup of VM 100 (openvz)
100: Oct 20 03:00:01 INFO: CTID 100 exist mounted running
100: Oct 20 03:00:01 INFO: status = running
100: Oct 20 03:00:01 INFO: backup mode: snapshot
100: Oct 20 03:00:01 INFO: ionice priority: 7
100: Oct 20 03:00:01 INFO: creating lvm snapshot of /dev/mapper/vg0-vms ('/dev/vg0/vzsnap-host-0')
100: Oct 20 03:00:03 INFO: Logical volume "vzsnap-host-0" created
100: Oct 20 03:00:04 INFO: creating archive '/backup/dump/vzdump-openvz-100-2012_10_20-03_00_01.tar.lzo'
100: Oct 20 03:09:13 INFO: Total bytes written: 12840028160 (12GiB, 23MiB/s)
100: Oct 20 03:09:13 INFO: archive file size: 1.85GB
100: Oct 20 03:09:13 INFO: delete old backup '/backup/dump/vzdump-openvz-100-2012_10_17-03_00_01.tar.lzo'
100: Oct 20 03:09:16 INFO: Finished Backup of VM 100 (00:09:15)
101: Oct 20 03:09:16 INFO: Starting Backup of VM 101 (openvz)
101: Oct 20 03:09:16 INFO: CTID 101 exist mounted running
101: Oct 20 03:09:16 INFO: status = running
101: Oct 20 03:09:16 INFO: backup mode: snapshot
101: Oct 20 03:09:16 INFO: ionice priority: 7
101: Oct 20 03:09:16 INFO: creating lvm snapshot of /dev/mapper/vg0-vms ('/dev/vg0/vzsnap-host-0')
101: Oct 20 03:09:17 INFO: Logical volume "vzsnap-host-0" created
101: Oct 20 03:09:18 INFO: creating archive '/backup/dump/vzdump-openvz-101-2012_10_20-03_09_16.tar.lzo'
101: Oct 20 08:26:13 INFO: Total bytes written: 10152939520 (9.5GiB, 530KiB/s)
101: Oct 20 08:26:13 INFO: archive file size: 3.35GB
101: Oct 20 08:26:13 INFO: delete old backup '/backup/dump/vzdump-openvz-101-2012_10_17-03_09_20.tar.lzo'
101: Oct 20 08:26:18 INFO: Finished Backup of VM 101 (05:17:02)
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