6027-1562 command command cannot be executed. Either none of the nodes in the cluster are reachable, or GPFS is down on all of the nodes.
Explanation
The command that was issued needed to perform an operation
on a remote node, but none of the nodes in the cluster were reachable,
or GPFS™ was not accepting commands
on any of the nodes.
User response
Ensure that the affected nodes are available and
all authorization requirements are met. Correct any problems and reissue
the command.