向GPFS集群添加一个节点

之前需先配好/etc/hosts、ip、ssh免密码等等的工作

集群中已有gpfs11，gpfs21，gpfs31这3个gpfs server节点，后增加一个名叫gpfs41的linux client节点

 

[root@gpfs11 /]# mmlscluster

GPFS cluster information
========================
  GPFS cluster name:         gpfs.FPO
  GPFS cluster id:           9566702275012478897
  GPFS UID domain:           gpfs.FPO
  Remote shell command:      /usr/bin/ssh
  Remote file copy command:  /usr/bin/scp
  Repository type:           CCR

 Node  Daemon node name  IP address      Admin node name  Designation
----------------------------------------------------------------------
   1   gpfs11            192.168.32.221  gpfs11           quorum-manager
   2   gpfs21            192.168.32.222  gpfs21           quorum-manager
   3   gpfs31            192.168.32.223  gpfs31           quorum-manager

 

[root@gpfs11 /]# mmaddnode -N gpfs41
Wed Sep 30 10:10:34 CST 2015: mmaddnode: Processing node gpfs41
mmaddnode: Command successfully completed
mmaddnode: Warning: Not all nodes have proper GPFS license designations.
    Use the mmchlicense command to designate licenses as needed.
mmaddnode: Propagating the cluster configuration data to all
  affected nodes.  This is an asynchronous process.

 

[root@gpfs11 /]# mmchlicense client --accept -N gpfs41

The following nodes will be designated as possessing GPFS client licenses:
        gpfs41
mmchlicense: Command successfully completed
mmchlicense: Propagating the cluster configuration data to all
  affected nodes.  This is an asynchronous process.

[root@gpfs11 /]# mmgetstate -N gpfs41

 Node number  Node name        GPFS state
------------------------------------------
       4      gpfs41           down
[root@gpfs11 /]# mmstartup -N gpfs41
Wed Sep 30 10:12:00 CST 2015: mmstartup: Starting GPFS ...
[root@gpfs11 /]# mmgetstate -a

 Node number  Node name        GPFS state
------------------------------------------
       1      gpfs11           active
       2      gpfs21           active
       3      gpfs31           active
       4      gpfs41           active

 

[root@gpfs11 /]# touch /gpfs/fs0/jiaxu2000.txt
[root@gpfs11 /]# ls /gpfs/fs0
jiaxu2000.txt

 

[root@gpfs41 .ssh]# mmmount fs0
Wed Sep 30 10:13:13 CST 2015: mmmount: Mounting file systems ...
[root@gpfs41 .ssh]# ls /gpfs/fs0
jiaxu2000.txt