iotop Display a table of current I/O usage by processes or threads. More information: https://linux.die.net/man/1/iotop. Start top-like I/O monitor: iotop Show only processes or threads actually doing I/O: iotop -o Show I/O usage in non-interactive mode: iotop -b Show only I/O usage of processes(Default is to show all threads): iotop -P Show I/O usage of given PID(s): iotop -p {{PID}} Show I/O usage of a given user: iotop -u {{user}} Show accumulated I/O instead of bandwidth: iotop -a