Hi Marco, On 11/29/2016 03:05 PM, Marco Gaiarin wrote: > Mandi! Alwin Antreich > In chel di` si favelave... > >> What does the following command give you? >> ceph osd pool get <POOLNAME> min_size > > root@capitanamerica:~# ceph osd pool get DATA min_size > min_size: 1 > root@capitanamerica:~# ceph osd pool get VM min_size > min_size: 1 > root@capitanamerica:~# ceph osd pool get LXC min_size > min_size: 1
The min_size 1 means in a degraded state, ceph serves the data as long as one copy is available. > > >> As a general thought, a HA cluster would be always running, so the event >> that you shutdown all nodes is unlikely to >> happen. > > Ahem, not so unlikely... we have UPSes but not diesel generators... ;-( If they shutdown cleanly, then it shouldn't be a problem, as far as I have tested it myself. > > >> And if you decide to shutdown all nodes, then a couple of minutes should be >> ok to get everything running again >> and ceph needs its time, till all services are running. > > This is not the case. I've started the nodes one by one... > I don't see this behavior on our test cluster, when we shutdown all hosts and start them up at a later time. -- Cheers, Alwin _______________________________________________ pve-user mailing list [email protected] http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
