初始状态
删除node3, sdc
删除sdc的osd, 状态才会更新
kubectl delete pod rook-ceph-osd-4-64b4f4f9b4-lpgts -n rook-ceph
将osd4移除
ceph osd out osd.4
ceph osd purge 4 --yes-i-really-mean-it
ceph osd crush remove osd.4
ceph auth rm osd.4
ceph osd rm osd.4
kubectl delete deploy rook-ceph-osd-4 -n rook-ceph
