Linux + Slurm Commands Reference Sheet

Help + Manual

Nearly every command accepts command --help as a flag. This gives a quick summary of options and usage. Likewise, man command opens the full manual entry for a command.

Basic Linux Commands

Command	Purpose	Example Usage	Explanation
cd	Change directory	cd ./documents	Moves you into another folder.
pwd	Print working directory	pwd	Shows the full path of your current location.
ls	List directory contents	ls -a	Lists all files/folders (-a shows hidden files).
mv	Move or rename files	mv file.txt /otherFolder/ mv file.txt newFile.txt	Moves or renames a file.
cp	Copy files	cp file.txt copy_of_file.txt	Makes a duplicate of a file.
mkdir	Make directory	mkdir newFolder	Creates a new folder.
cat	View file contents	cat file.txt	Displays the contents of a file.
touch	Create/update file	touch newfile.txt	Creates a blank file or updates an existing one’s timestamp.
rm	Remove files/folders	rm file.txt rm -r folder/	Deletes a file or folder (cannot be undone).

Common Slurm Commands

Command	Purpose	Example Usage	Explanation
sbatch	Submit a job script	sbatch myjob.slurm	Sends a job script to the queue for execution.
squeue	View the job queue	squeue -u $USER	Shows jobs running or waiting (for your user).
scancel	Cancel a job	scancel 12345	Stops a specific job.
sinfo	View cluster status	sinfo	Displays node/partition availability.
srun	Run interactively or in parallel	srun hostname	Runs a command directly through Slurm.
sacct	View job history	sacct -j 12345	Shows usage and stats for completed jobs.
scontrol	Inspect/modify job info	scontrol show job 12345	Displays detailed job information.
salloc	Start an interactive session	salloc -t 01:00:00 -n 1	Reserves resources for live testing.
module	Load software environments	module load julia	Loads pre-installed software on the cluster.
ssh	Connect to remote system	ssh username@cluster.edu	Securely logs in to the cluster’s login node.