Cluster management (xCAT tool):
Example: <noderange> = compute001-compute005
Display node status (from xcat01):# nodestat <noderange>
Reinstall node (from xcat01):# rinstall <noderange>
Update nodes with xcat01 master configuration:# updatenode <noderange>
Node power control (from xcat01):# rpower <noderange> [on|onstandby|off|suspend|reset|stat|state|boot]
Run commands in parallel on all nodes:# xdsh <noderange> command
Check Infiniband interface (from any node):# ibstat
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AntonioPerezFernandez - 23 Jan 2017