| nice -n k foo | runs foo at priority 20+k |
| renice +k pid | changes priority for pid after it has started (pid is the process id, obtainable from top) |
| kill pid | kills pid |
| kill -9 pid | really kills pid |
| killall cmd | kills all jobs of type cmd, e.g., R.bin |
| vmstat 5 5 | checks performance, including paging/swapping (see swap columns in output); w column should be zero |
| top | checks on jobs |
| mtop | check on jobs in mosix setup |
| bg | put job in background |
| fg | move job to foreground |
| CTRL-Z | suspend foreground job |
| ps -aux | shows processes with cpu/memory usage |
| ps -aux | grep username | returns only username's processes |