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bproc_nodestatus returns the status of node or -1 if there was an error. Functionally, there are really only two node states: down where the slave is not connected to the master. Nothing can be done to the node in this state and all the others where the slave is connected. Internally, there are really only two node states, down and not down.
Down indicates that the slave is not connected to the master. Nothing can be done to the node while it is in this state.
Error is intended to indicate that there is some problem with the node. the node is ready for general use. The master daemon will automatically place the node in this state if the node setup script (/etc/beowulf/node_up) completes successfully.
Up is intended to indicate that the node is ready for general use. The master daemon will automatically place the node in this state if the node setup script (/etc/beowulf/node_up) completes successfully.
The process does not have permission to move to node.
The process is already running on node.
node is an invalid node number or node is down.
The BProc system is not running.
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