Sample PBS job file

#!/bin/bash

#PBS -l nodes=1:ncpus=8
#PBS -N testrun
#PBS -q workq
#PBS -V
#PBS -M username@imsc.res.in
#PBS -m abe
#PBS -j oe

cd $PBS_O_WORKDIR

######Create the machinefile according the nodes allocated###############
nodes=`cat $PBS_NODEFILE`
for n in $nodes; do
echo -e ",$n 8\c" >> tmp.nodes
done
cat tmp.nodes |cut -c2- > PBS_NODEFILE_$PBS_JOBID
rm -rf tmp.nodes
#############Your application command line#########################

export  MPI_DSM_DISTRIBUTE=1
NODEFILE=PBS_NODEFILE_$PBS_JOBID

mpirun -v -f $NODEFILE </your/executable>  >& output

Job Submission

      Create a pbs script using the above sample with suitable modification. Submit the job using the following command

           qsub pbs_script.sh

Once the queue is accepted by torque it will return a JOBID and that can be used for finding status of the job OR deleting the job

Job Status

The following command will display the status of the job.

It will display the status of all the jobs. The output will have Job ID, Username, Queue, Jobname SessID, NDS, TSK, S, Elap Time.

Single letter under the column 'S' will give you about the state of the job in queue. Details of each letter is given below

 Q - job is queued, eligible to run or routed.

 R - job is running.

 E - Job is exiting after having run.

 H - Job is held.

 T - job is being moved to new location.

 W - job is waiting for its execution time

Job Deletion

The following command will delete a job from the queue