cloudstack-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ahmad Emneina <aemne...@gmail.com>
Subject Re: SystemVM offline causes extreme snapshot bloat
Date Tue, 05 Feb 2013 21:33:27 GMT
I'd also file a bug for this Brian. The process was failing, and not
recovering gracefully, by cleaning up after itself.


On Tue, Feb 5, 2013 at 1:18 PM, Ahmad Emneina <aemneina@gmail.com> wrote:

> 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 <driver@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
>>
>
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message