Network performance

• fast.com

pv </dev/zero | ssh REMOTE_SERVER 'cat >/dev/null'

mkfile -n 1G testfile && scp yourfile yourhost:/dev/null && rm testfile

See also

• IO performance: iotop, iostat, sar -d, fio, nmon, vmstat -d, dd, nmon, stress
• Network monitoring: Cacti, PRTG, MRTG, ntop, ntopng, ping, nethogs, netperf
• netperf, iperf, ttcp, nuttcp, BWPing