Poor man's Connection and Transfer speed measurement using curl

curl-web-perf.md

Save this as curl-perf.cfg:

{\n
"time_connect":       %{time_connect},\n
"time_pretransfer":   %{time_pretransfer},\n
"time_starttransfer": %{time_starttransfer},\n
"time_total":         %{time_total},\n
"size_request":       %{size_request},\n
"size_upload":        %{size_upload},\n
"size_download":      %{size_download},\n
}\n

Usage example:

curl -s -w "@curl-perf.cfg" -o /dev/null https://netflix.com
{
"time_connect":       0.034850,
"time_pretransfer":   0.118471,
"time_starttransfer": 0.159826,
"time_total":         0.159887,
"size_request":       75,
"size_upload":        0,
"size_download":      0,
}