command line: for i in `seq 1 10`;do curl -s -w 'nLookup time:t%{time_namelookup}nConnect time:t%{time_connect}nPreXfer time:t%{time_pretransfer}nStartXfer time:t%{time_starttransfer}nnTotal time:t%{time_total}n' -o /dev/null http://www.google.com;done; Lookup time: 0.009 Connect time: 0.036 PreXfer time: 0.036 StartXfer time: 0.115 Total time: 0.143 Lookup time: 0.010 Connect time: 0.037 PreXfer time: 0.037 StartXfer time: 0.117 Total time: 0.145 Lookup time: 0.012 Connect time: […]