Create ISO in pendrive Linux

Get pendrive address (/dev/sdX)
lsblk -S | awk '$NF ~ /usb$/ {print $1}'

Use dd to send ISO to pendrive
dd if=/image.iso of=/dev/sdb bs=4096

Monitoring response time with curl

   curl -s -o /dev/null -w "Conecction: %{time_connect}s | Start transfer: %{time_starttransfer}s | Total time: %{time_total}s\n" ...

Mais vistos