5.6、ceph集群添加和删除OSD

4 添加和删除OSD

新加节点 hostname: ceph-node04 IP: 172.16.1.34 OS: CentOS7.5 Cpu/Memory: 2vcpu/2GB disk /: 60GB

4.1 添加OSD

[root@ceph-node04 ~]# ps -ef | grep -v grep | grep ceph

4.2 删除OSD

将 ceph-node04 172.16.1.34 节点 osd.6、osd.7 下线

ubuntu-20.04.3-live-server-amd64.iso: OK

5 扩容PG

[root@ceph-deploy ~]# ceph osd pool set rbd-pool pgp_num 128