Re: [openstack-dev] [cinder]Can we run cinder-volume and cinder-backup on a same host?

2017-01-22 Thread Rikimaru Honjo
Hi Michal, Thank you for explaining! I could understand the mechanism of cinder-backup. If you're able to reproduce a scenario that fails these assumptions, please file a bug report and we'll be happy to investigate and provide a fix. Sure. But, according to your explanation, my assumptions wo

Re: [openstack-dev] [cinder]Can we run cinder-volume and cinder-backup on a same host?

2017-01-20 Thread Dulko, Michal
On Fri, 2017-01-20 at 14:15 +0900, Rikimaru Honjo wrote: > Hi Cinder devs, > > I have a question about cinder. > Can I run cinder-volume and cinder-backup on a same host when I using > iscsi backend? > > I afraid that iscsi operations will be conflicted between cinder- > volume and cinder-backup.

[openstack-dev] [cinder]Can we run cinder-volume and cinder-backup on a same host?

2017-01-19 Thread Rikimaru Honjo
Hi Cinder devs, I have a question about cinder. Can I run cinder-volume and cinder-backup on a same host when I using iscsi backend? I afraid that iscsi operations will be conflicted between cinder-volume and cinder-backup. In my understanding, iscsi operations are serialized for each individu