[Openstack] Create instance fails on creating block device - Block Device Mapping is Invalid

Turbo Fredriksson turbo at bayour.com
Mon Jun 20 15:31:08 UTC 2016


On Jun 20, 2016, at 3:27 PM, Eugen Block wrote:

> Can't you boot an instance without cinder?

Don't know, can I??

> You could edit nova.conf to use local file system, just to have a running instance. If that works you can switch to another backend.

How?

> cinder create --image <IMAGE-ID> --name <NAME> <SIZE>

I'll try that thanx. How do you do that with the "openstack" command?

> Try debugging your iscsi connection, maybe first without openstack.

From what I can see, it doesn't even start sharing via iSCSI..

> In my environment, I first tried to get all services running and working without external backends, cinder, glance and nova all ran on local storage.

Didn't even knew you could do that. Thought you HAD to use cinder/swift..

Please point me to a faq/howto/doc on how to do that, thanx!

> Then I tried other backends for cinder (iscsi), now all services use ceph.

ceph?
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