ioping

Monitor I/O latency in real time.

• Show disk I/O latency using the default values and the current directory:

ioping .

• Measure latency on /tmp using 10 requests of 1 megabyte each:

ioping -c 10 -s 1M /tmp

• Measure disk seek rate on /dev/sda:

ioping -R /dev/sda

• Measure disk sequential speed on /dev/sda:

ioping -RL /dev/sda