Good evening,
after some tests, I discovered that if 1 of 4 nodes goes down, the disk IO stucks.
VM and CT are still up but no disk of them are available for I/O.
I have 3 ceph monitors.
When I reboot the node, on ceph logs:
2019-01-24 10:28:08.240463 mon.bluehub-prox02 mon.0 10.9.9.2:6789/0...