Thanks Saverio for sharing your notes, I tried openstack snapshot create and that seems to work. thx will
On Fri, Nov 4, 2016 at 6:35 PM, Saverio Proto <[email protected]> wrote: > Hello, > if the instance is booted from Volume, when you "nova snapshot" in the > glance repo you find a image of 0 bytes, that just contains metadata. > > you need to make cinder volume snapshots. > > This is a recurring FAQ for the users of our cloud, I wrote something > about it here: > https://help.switch.ch/engines/documentation/backup-with-snapshots/ > > Saverio > > 2016-11-04 9:58 GMT+01:00 William Josefsson <[email protected]>: >> Hi list, I have problems creating snapshots with nova image-create on >> Liberty/CentOS72. I have small ubuntu instances provisioned booted >> from a cinder volume, I stop the instance, then try to create a >> snapshot by issuing: >> >> As documented here: >> http://docs.openstack.org/user-guide/cli-use-snapshots-to-migrate-instances.html >> >> 'nova image-create --poll instance mySnapshot' >> This command is successful, and if I do glance image-list I can see >> the snapshot there. >> >> My storage backend is CEPH, and I can in neither of my pools, 'vms', >> 'volumes', or 'images' see this snapshot imaged stored. I also >> couldn't find the file in /var/lib/glance. >> >> ==> registry.log <== >> 2016-11-04 15:56:38.413 3525 INFO glance.registry.api.v1.images >> [req-b759199e-5180-4fcc-8ef4-a24faae81f3b >> 4919cce6c5d8455994447aa2bc9e6510 7308a926916848f98f2a6 >> 28b36a091ad - - -] Successfully created image >> 6fd092d9-eab2-4176-94bc-d98bfb7a180f >> >> 2016-11-04 15:56:38.414 3525 INFO eventlet.wsgi.server >> [req-b759199e-5180-4fcc-8ef4-a24faae81f3b >> 4919cce6c5d8455994447aa2bc9e6510 7308a926916848f98f2a628b36a091 >> ad - - -] 127.0.0.1 - - [04/Nov/2016 >> 15:56:38] "POST /images HTTP/1.1" 200 1184 0.117521 >> >> If I try to dump the image using 'glance image-download --file >> snapshot.raw UUID', I get: >> NoneType object is not an interator >> >> Can anybody advice how to get snapshots working? thx will >> >> _______________________________________________ >> OpenStack-operators mailing list >> [email protected] >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators _______________________________________________ OpenStack-operators mailing list [email protected] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
