echo -e "
     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_redirect:  %{time_redirect}s\n
  time_starttransfer:  %{time_starttransfer}s\n
                     ----------\n
          time_total:  %{time_total}s\n
" > curl-format.txt

curl -w "@curl-format.txt" -o /dev/null -s "https://packagemanager.posit.co/cran/latest/src/contrib/arrow_16.1.0.tar.gz"

time_namelookup:  0.006233s        
time_connect:  0.125975s     
time_appconnect:  0.372086s    
time_pretransfer:  0.373104s       
time_redirect:  0.000000s  
time_starttransfer:  0.499798s                     
----------          
time_total:  0.500019s⏎  

curl -w "@curl-format.txt" -o NUL -s "https://cran.devxy.io/arm64/rhel9/latest/src/contrib/arrow_16.1.0.tar.gz"

time_namelookup:  0.003505s        
time_connect:  0.018930s     
time_appconnect:  0.041507s    
time_pretransfer:  0.041587s       
time_redirect:  0.000000s  
time_starttransfer:  0.056802s                     
----------          
time_total:  0.057002s⏎ 


rm curl-format.txt