upgrade Ceph Nautilus to Octopus
Proxmox
![upgrade-Ceph-Nautilus-to-Octopus](https://race.nstru.ac.th/home_ex/blog/pic/cover/s6840.jpg)
1.เพิ่ม repo
sed -i 's/nautilus/octopus/' /etc/apt/sources.list.d/ceph.list
#nano /etc/apt/sources.list.d/ceph.list
deb http://download.proxmox.com/debian/ceph-octopus buster main
2. Set the 'noout' flag
# ceph osd set noout
3 . Upgrade on each Ceph cluster node
#apt update
#apt full-upgrade
4. Restart the monitor daemon #systemctl restart ceph-mon.target
5.Restart the manager daemons on all nodes #systemctl restart ceph-mgr.target
6.Restart the OSD daemon on all nodes #systemctl restart ceph-osd.target $ceph config set osd bluestore_fsck_quick_fix_on_mount false