You can live-migrate VMs to a server with upgraded Ceph libraries; anything that restarts the underlying qemu process will be enough
Paul -- Paul Emmerich Looking for help with your Ceph cluster? Contact us at https://croit.io croit GmbH Freseniusstr. 31h 81247 München www.croit.io Tel: +49 89 1896585 90 On Tue, Jun 18, 2019 at 7:34 AM Pardhiv Karri <[email protected]> wrote: > Hi, > > What is the easiest and fastest way to upgrade Ceph clients which are > Openstack instances. We have a lot of Openstack Instances and rebooting > them will take a lot of time as we need to communicate with the end users. > Is there any other way like restarting a cinder service to get those > clients to the luminous version 12.2.11 that the cluster is on? Unable to > use Ceph upmap feature because of that as the older clients are using > Hammer version. > > Current Ceph Features Output: > { > "mon": { > "group": { > "features": "0x3ffddff8eeacfffb", > "release": "luminous", > "num": 3 > } > }, > "osd": { > "group": { > "features": "0x3ffddff8eeacfffb", > "release": "luminous", > "num": 619 > } > }, > "client": { > "group": { > "features": "0x81dff8eeacfffb", > "release": "hammer", > "num": 3316 > }, > "group": { > "features": "0x3ffddff8eeacfffb", > "release": "luminous", > "num": 2990 > } > } > } > > -- > *Pardhiv Karri* > > > > _______________________________________________ > ceph-users mailing list > [email protected] > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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