I had again the need to calculate proxy performance. So a few notes on this topic. Time to First Byte Using Curl Jon Fox published an post how to find the time to first byte (TTFB) with curl. curl -w "Connect time: %{time_connect} Time to first byte: %{time_starttransfer} Total time: %{time_total} \n" -o /dev/null [url to …
Curl – Request and Response Times
Patrick Marc's Networks 