Job submission

Basic job submission

A basic BSUB job submission command consists of three parts:

bsub

LSF options

job

1. The BSUB executable command
2. LSF options requesting resources and defining job-related options
3. A job to be submitted

Here is an example:

bsub

-n 4 -W 4:00 -R "rusage[mem=4096]"

"python myscript.py"

Job

Let's start from the third part, a job can be one of the following:

Job	Command	Examples of job submission command
a single Linux command	cmd
a program with its path	/path/to/myprogram	bsub ./bin/hello
a command or program with its arguments	cmd arg1 arg2	bsub echo hello
multiple commands	"cmd1 ; cmd2"	bsub "date; pwd; ls -l"
piped command	"cmd1 | cmd2"
a command with I/O redirection, quote	"cmd<in >out"	bsub "du -sk/scratch > du.out"

Command line advisor

Job script

#!/bin/bash
#BSUB -n 24                     # 24 cores
#BSUB -W 8:00                   # 8-hour run-time
#BSUB -R "rusage[mem=4000]"     # 4000 MB per core
cd /path/to/execution/folder
command arg1 arg2

bsub < job_script.bsub

Interactive session

bsub -n 4 -W 4:00 -R "rusage[mem=4096]" -Is bash