I think in 4.0 and master this was broken. Marcus or Edison could probably
comment to that. Can you try deleting the snapshots from the cloudstack UI?
If that doesnt work, we can work to devise a method where we query the db,
identify valid snapshots, then using virsh commands delete the failed
snapshots.


On Fri, Feb 1, 2013 at 4:02 PM, Bryan Whitehead <dri...@megahappy.net>wrote:

> For some reason my storageVM was in a state where things "worked" but
> automated snapshots were not working.
>
> Basically the step where libvirt created a stapshot on the primary storage
> worked - but the step to have the snapshot parent copied to the secondary
> storage was not working. I got automated snapshots working again by
> rebooting the storage systemVM.
>
> However, when i look at libvirt I can see there are many snapshots on the
> primary storage. A 12G filesystem has a qcow2 size of 220GB.
>
> virsh snapshot-list --parent i-3-14-VM
>  Name                 Creation Time             State           Parent
> ------------------------------------------------------------
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130125025313 2013-01-25
> 02:53:13 +0000 running
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130126025313 2013-01-26
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130125025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130127025313 2013-01-27
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130126025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130128025313 2013-01-28
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130127025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130129025313 2013-01-29
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130128025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130130025313 2013-01-30
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130129025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130131025313 2013-01-31
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130130025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130201025313 2013-02-01
> 02:53:13 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130131025313
>  24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130201223643 2013-02-01
> 22:36:43 +0000 running
> 24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130201025313
>
> The actual qcow2 file looks like a much bigger wreck:
>
> qemu-img info /gluster/qcow2/images/7ec192c1-ecee-4f5e-8e3d-567f7878ceb1
> image: /gluster/qcow2/images/7ec192c1-ecee-4f5e-8e3d-567f7878ceb1
> file format: qcow2
> virtual size: 100G (107374182400 bytes)
> disk size: 211G
> cluster_size: 65536
> backing file: /gluster/qcow2/images/cb151441-209c-4f43-a2a4-b390c9bb9768
> (actual path: /gluster/qcow2/images/cb151441-209c-4f43-a2a4-b390c9bb9768)
> Snapshot list:
> ID        TAG                 VM SIZE                DATE       VM CLOCK
> 1         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20121230025415
> 1.0G 2012-12-30 02:54:16  785:39:01.680
> 2         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20121231025415
> 1.0G 2012-12-31 02:54:16  809:35:35.417
> 3         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130101025415
> 1.0G 2013-01-01 02:54:16  833:24:20.046
> 4         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130102025415
> 1.0G 2013-01-02 02:54:15  857:13:02.766
> 5         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130103025415
> 1.0G 2013-01-03 02:54:15  881:01:42.467
> 6         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130104025415
> 1.0G 2013-01-04 02:54:15  904:50:29.840
> 7         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130105025415
> 1.0G 2013-01-05 02:54:16  928:39:17.670
> 8         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130106025415
> 1.0G 2013-01-06 02:54:16  952:28:07.139
> 9         24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130107025415
> 1.1G 2013-01-07 02:54:16  976:16:58.396
> 10        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130108025415
> 1.1G 2013-01-08 02:54:15 1000:05:45.624
> 11        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130109025415
> 1.1G 2013-01-09 02:54:15 1023:54:25.482
> 12        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130110025415
> 1.1G 2013-01-10 02:54:16 1047:43:17.503
> 13        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130111025415
> 1.1G 2013-01-11 02:54:16 1071:32:03.747
> 14        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130112025415
> 1.1G 2013-01-12 02:54:16 1095:20:52.220
> 15        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130113025415
> 1.1G 2013-01-13 02:54:16 1119:09:43.387
> 16        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130114025415
> 1.1G 2013-01-14 02:54:16 1142:58:32.657
> 17        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130115025415
> 1.1G 2013-01-15 02:54:16 1166:47:20.084
> 18        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130116025416
> 1.1G 2013-01-16 02:54:16 1190:36:06.729
> 19        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130117025416
> 1.1G 2013-01-17 02:54:16 1214:24:53.904
> 20        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130118025415
> 1.1G 2013-01-18 02:54:16 1238:13:35.640
> 21        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130119025415
> 1.1G 2013-01-19 02:54:16 1262:02:17.839
> 22        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130120025415
> 1.1G 2013-01-20 02:54:16 1285:51:01.114
> 23        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130121025415
> 1.1G 2013-01-21 02:54:16 1309:39:49.956
> 24        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130122025416
> 1.1G 2013-01-22 02:54:16 1333:28:39.703
> 25        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130123025415
> 1.1G 2013-01-23 02:54:16 1357:17:25.426
> 26        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130124025416
> 1.1G 2013-01-24 02:54:16 1381:06:04.731
> 27        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130125025313
> 517M 2013-01-25 02:53:13   04:46:52.307
> 28        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130126025313
> 678M 2013-01-26 02:53:13   28:44:35.134
> 29        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130127025313
> 918M 2013-01-27 02:53:13   52:42:00.249
> 30        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130128025313
> 1.1G 2013-01-28 02:53:13   76:38:55.428
> 31        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130129025313
> 1.2G 2013-01-29 02:53:13  100:35:27.978
> 32        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130130025313
> 1.2G 2013-01-30 02:53:13  124:31:55.179
> 33        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130131025313
> 1.3G 2013-01-31 02:53:13  148:28:17.744
> 34        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130201025313
> 1.3G 2013-02-01 02:53:13  172:24:33.630
> 35        24661080-ae91-468d-b8f0-030b5b36f786_ROOT-14_20130201223643
> 1.3G 2013-02-01 22:36:43  192:04:17.498
>
> Suggestions on how I can clean up these extra snapshots?
>
> -Bryan
>

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