watch

Repeat what you have told me to do

watch who

Every 2.0s: who                                     Mon Jun 20 10:21:14 2016

root     pts/0        Jun 20 10:18 (10.169.51.217)
root     pts/1        Jun 20 10:20 (10.169.99.70)

Every 2.0s: who                                     Mon Jun 20 10:22:32 2016

root     pts/0        Jun 20 10:18 (10.169.51.217)
root     pts/1        Jun 20 10:20 (10.169.99.70)
root     pts/2        Jun 20 10:22 (10.169.99.70)