HP XC System 2.x Software - Manual (Page 136)

steps through a series of commands that illustrate what occurs when you launch an interactive
shell.
Check LSF execution host information:
$ bhosts
HOST_NAME STATUS JL/U MAX NJOBS RUN SSUSP USUSP RSV
lsfhost.localdomain ok - 12 0 0 0 0 0
Check partition information:
$ sinfo
PARTITION AVAIL TIMELIMIT NODES STATE NODELIST
lsf up infinite 6 idle n[5-10]
Check local host information:
$ hostname
n2
Check job information:
$ bjobs
No unfinished job found
Run the LSF bsub -Is command to launch the interactive shell:
$ bsub -Is -n1 /bin/bash
Job <120> is submitted to default queue <normal>.
<<Waiting for dispatch ...>>
<<Starting on lsfhost.localdomain>>
Note the output when hostname is again issued:
$ hostname
n16
Note the FROM_HOST when bjobs is again issued:
$ bjobs
JOBID USER STAT QUEUE FROM_HOST EXEC_HOST JOB_NAME SUBMIT_TIME
120 smith RUN normal n2 lsfhost.loc /bin/bash date and time
Note the output when srun hostname is issued:
$ srun hostname
n10
Exit from the shell:
$ exit
exit
A.3 Running LSF Jobs with a SLURM Allocation Request
A.3.1 Example 1. Two Processors on Any Two Nodes
This example submits a job that requests two processors on any two nodes, on an HP XC
system that has three compute nodes.
Submit the job:
$ bsub -n2 -ext "SLURM[nodes=2]" -I srun hostname
Job <8> is submitted to default queue <normal>.
<<Waiting for dispatch ...>>
<<Starting on lsfhost.localdomain>>
n13
n14
A-2 Examples