节点server6离线
[root@server6 ~]# init 0
查看卷信息
[root@server1 ~]# gluster volume info Volume Name: data-volume Type: Disperse Volume ID: fd3fdef5-a1c5-41c6-83f7-a9df9e3ccbb3 Status: Started Snapshot Count: 0 Number of Bricks: 1 x (4 + 2) = 6 Transport-type: tcp Bricks: Brick1: server1:/mnt/volume_sfo2_01/brick1 Brick2: server2:/mnt/volume_sfo2_02/brick2 Brick3: server3:/mnt/volume_sfo2_03/brick3 Brick4: server4:/mnt/volume_sfo2_04/brick4 Brick5: server5:/mnt/volume_sfo2_05/brick5 Brick6: server6:/mnt/volume_sfo2_06/brick6 Options Reconfigured: transport.address-family: inet storage.fips-mode-rchecksum: on nfs.disable: on [root@server1 ~]#
查看卷状态信息显示server6及相关块已不在列表中
[root@server1 ~]# gluster volume status Status of volume: data-volume Gluster process TCP Port RDMA Port Online Pid ------------------------------------------------------------------------------ Brick server1:/mnt/volume_sfo2_01/brick1 49152 0 Y 10380 Brick server2:/mnt/volume_sfo2_02/brick2 49152 0 Y 10273 Brick server3:/mnt/volume_sfo2_03/brick3 49152 0 Y 10269 Brick server4:/mnt/volume_sfo2_04/brick4 49152 0 Y 10276 Brick server5:/mnt/volume_sfo2_05/brick5 49152 0 Y 10274 Self-heal Daemon on localhost N/A N/A Y 10401 Self-heal Daemon on server3 N/A N/A Y 10290 Self-heal Daemon on server5 N/A N/A Y 10295 Self-heal Daemon on server2 N/A N/A Y 10294 Self-heal Daemon on server4 N/A N/A Y 10297 Task Status of Volume data-volume ------------------------------------------------------------------------------ There are no active volume tasks [root@server1 ~]#
查看节点状态信息显示server6已断开连接
[root@server1 ~]# gluster peer status Number of Peers: 5 Hostname: server2 Uuid: d331a6e5-b533-42a6-bd78-b07f33edbb0f State: Peer in Cluster (Connected) Hostname: server3 Uuid: c925e178-a154-4e00-b678-a0b9a30187a8 State: Peer in Cluster (Connected) Hostname: server4 Uuid: 278a51f2-e399-4182-8f37-9c47e35205d3 State: Peer in Cluster (Connected) Hostname: server5 Uuid: a0be5978-e05b-46bc-83b7-c34ae212cf21 State: Peer in Cluster (Connected) Hostname: server6 Uuid: a505fa8b-72f3-47a1-af1c-19ca01c1245a State: Peer in Cluster (Disconnected) [root@server1 ~]#
写入文件
[root@server7 ~]# for i in `seq -w 21 40`; do cp -rp /var/log/messages /mnt/copy-test-$i; done [root@server7 ~]# ls /mnt/ copy-test-01 copy-test-05 copy-test-09 copy-test-13 copy-test-17 copy-test-21 copy-test-25 copy-test-29 copy-test-33 copy-test-37 copy-test-02 copy-test-06 copy-test-10 copy-test-14 copy-test-18 copy-test-22 copy-test-26 copy-test-30 copy-test-34 copy-test-38 copy-test-03 copy-test-07 copy-test-11 copy-test-15 copy-test-19 copy-test-23 copy-test-27 copy-test-31 copy-test-35 copy-test-39 copy-test-04 copy-test-08 copy-test-12 copy-test-16 copy-test-20 copy-test-24 copy-test-28 copy-test-32 copy-test-36 copy-test-40 [root@server7 ~]#
节点server5离线
[root@server5 ~]# init 0
查看节点状态信息
[root@server2 ~]# gluster peer status Number of Peers: 5 Hostname: server1 Uuid: a97fa9a8-e97f-421e-b92c-07ef39a488cd State: Peer in Cluster (Connected) Hostname: server3 Uuid: c925e178-a154-4e00-b678-a0b9a30187a8 State: Peer in Cluster (Connected) Hostname: server4 Uuid: 278a51f2-e399-4182-8f37-9c47e35205d3 State: Peer in Cluster (Connected) Hostname: server5 Uuid: a0be5978-e05b-46bc-83b7-c34ae212cf21 State: Peer in Cluster (Disconnected) Hostname: server6 Uuid: a505fa8b-72f3-47a1-af1c-19ca01c1245a State: Peer in Cluster (Disconnected) [root@server2 ~]#
查看卷状态信息
[root@server2 ~]# gluster volume status Status of volume: data-volume Gluster process TCP Port RDMA Port Online Pid ------------------------------------------------------------------------------ Brick server1:/mnt/volume_sfo2_01/brick1 49152 0 Y 10380 Brick server2:/mnt/volume_sfo2_02/brick2 49152 0 Y 10273 Brick server3:/mnt/volume_sfo2_03/brick3 49152 0 Y 10269 Brick server4:/mnt/volume_sfo2_04/brick4 49152 0 Y 10276 Self-heal Daemon on localhost N/A N/A Y 10294 Self-heal Daemon on server1 N/A N/A Y 10401 Self-heal Daemon on server3 N/A N/A Y 10290 Self-heal Daemon on server4 N/A N/A Y 10297 Task Status of Volume data-volume ------------------------------------------------------------------------------ There are no active volume tasks [root@server2 ~]#
写入文件
[root@server7 ~]# for i in `seq -w 41 60`; do cp -rp /var/log/messages /mnt/copy-test-$i; done [root@server7 ~]# ls /mnt/ copy-test-01 copy-test-06 copy-test-11 copy-test-16 copy-test-21 copy-test-26 copy-test-31 copy-test-36 copy-test-41 copy-test-46 copy-test-51 copy-test-56 copy-test-02 copy-test-07 copy-test-12 copy-test-17 copy-test-22 copy-test-27 copy-test-32 copy-test-37 copy-test-42 copy-test-47 copy-test-52 copy-test-57 copy-test-03 copy-test-08 copy-test-13 copy-test-18 copy-test-23 copy-test-28 copy-test-33 copy-test-38 copy-test-43 copy-test-48 copy-test-53 copy-test-58 copy-test-04 copy-test-09 copy-test-14 copy-test-19 copy-test-24 copy-test-29 copy-test-34 copy-test-39 copy-test-44 copy-test-49 copy-test-54 copy-test-59 copy-test-05 copy-test-10 copy-test-15 copy-test-20 copy-test-25 copy-test-30 copy-test-35 copy-test-40 copy-test-45 copy-test-50 copy-test-55 copy-test-60 [root@server7 ~]#
节点server4离线
[root@server4 ~]# init 0
查看节点状态信息
[root@server2 ~]# gluster peer status Number of Peers: 5 Hostname: server1 Uuid: a97fa9a8-e97f-421e-b92c-07ef39a488cd State: Peer in Cluster (Connected) Hostname: server3 Uuid: c925e178-a154-4e00-b678-a0b9a30187a8 State: Peer in Cluster (Connected) Hostname: server4 Uuid: 278a51f2-e399-4182-8f37-9c47e35205d3 State: Peer in Cluster (Disconnected) Hostname: server5 Uuid: a0be5978-e05b-46bc-83b7-c34ae212cf21 State: Peer in Cluster (Disconnected) Hostname: server6 Uuid: a505fa8b-72f3-47a1-af1c-19ca01c1245a State: Peer in Cluster (Disconnected) [root@server2 ~]#
查看卷状态信息
[root@server2 ~]# gluster volume status Status of volume: data-volume Gluster process TCP Port RDMA Port Online Pid ------------------------------------------------------------------------------ Brick server1:/mnt/volume_sfo2_01/brick1 49152 0 Y 10380 Brick server2:/mnt/volume_sfo2_02/brick2 49152 0 Y 10273 Brick server3:/mnt/volume_sfo2_03/brick3 49152 0 Y 10269 Self-heal Daemon on localhost N/A N/A Y 10294 Self-heal Daemon on server3 N/A N/A Y 10290 Self-heal Daemon on server1 N/A N/A Y 10401 Task Status of Volume data-volume ------------------------------------------------------------------------------ There are no active volume tasks [root@server2 ~]#
在客户端节点查看挂载目录文件（已不可用）
[root@server7 ~]# ls /mnt ls: cannot access /mnt: Transport endpoint is not connected [root@server7 ~]#