PBS vs Slurm

1. Commands

 

User Commands	PBS	Slurm
Job submission	qsub [script_file]	sbatch [script_file]
Job deletion	qdel [job_id]	scancel [job_id]
Job status (by job)	qstat [job_id]	squeue [job_id]
Job status (by user)	qstat -u [user_name]	squeue -u [user_name]
Job hold	qhold [job_id]	scontrol hold [job_id]
Job release	qrls [job_id]	scontrol release [job_id]
Queue list	qstat -Q	squeue
Node list	pbsnodes -l	sinfo -N OR scontrol show nodes
Cluster status	qstat -a	sinfo

 

2. Environment

 

Environment	PBS	Slurm
Job ID	$PBS_JOBID	$SLURM_JOBID
Submit Directory	$PBS_O_WORKDIR	$SLURM_SUBMIT_DIR
Submit Host	$PBS_O_HOST	$SLURM_SUBMIT_HOST
Node List	$PBS_NODEFILE	$SLURM_JOB_NODELIST

 

3. Job Script

(1) PBS

#!/bin/sh  #PBS -V  #PBS -N test_job  #PBS -q normal  #PBS -l select=1:ncpus=1:mpiprocs=1:ompthreads=1  #PBS -l walltime=01:00:00    cd $PBS_O_WORKDIR    ./test.x

 

(2) Slurm

#!/bin/sh  #SBATCH -J test_job  #SBATCH -p normal  #SBATCH -N 1  #SBATCH -n 1  #SBATCH -o %x_%j.out  #SBATCH -e %x_%j.err  #SBATCH --time=01:00:00    export OMP_NUM_THREADS=1    srun ./test.x    exit 0

 

4. Interactive Job

(1) PBS

$ qsub -I -q normal -l select=1:ncpus=1 -l walltime=01:00:00

 

(2) Slurm

일반	$ srun -p normal -N 1 -n 1 --pty bash
znode44 노드 지정	$ srun -p normal -N 1 -n 1 -w znode44 --pty bash
znode44 독점 모드 사용	$ srun -p normal -N 1 -n 1 -w znode44 --exclusive --pty bash