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If you're running a parallel job without MPI you must still tell the batch system how many cores you are using with the "-n <numcores>" bsub option.  This way the batch system knows not to schedule other jobs on those cores.  Typically numcores would be set to 12 (psanaq) or 16 (all other queues) since non-MPI parallelization tends to only work inside of 1 node.

Common LSF Commands

First command shows the status of the LCLS batch queues (i.e. which queues have available cores).  Second command shows the titles of the columns that are output by the first command:

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