Latency
Linux
Networking
Time Cost
curl -o /dev/null -s -w"
time_namelookup: %{time_namelookup}s\n\
time_connect: %{time_connect}s\n\
time_appconnect: %{time_appconnect}s\n\
time_pretransfer: %{time_pretransfer}s\n\
time_starttransfer: %{time_starttransfer}s\n\
...
