Monitor performance of various Linux subsystems.
- Report I/O and transfer rate issued to physical devices, one per second (press CTRL+C to quit):
sar -b {{1}}
- Report a total of 10 network device statistics, one per 2 seconds:
sar -n DEV {{2}} {{10}}
- Report CPU utilization, one per 2 seconds:
sar -u ALL {{2}}
- Report a total of 20 memory utilization statistics, one per second:
sar -r ALL {{1}} {{20}}
- Report the run queue length and load averages, one per second:
sar -q {{1}}
- Report paging statistics, one per 5 seconds:
sar -B {{5}}