Command parameters for varnishlog to view the backend server that is processing the request. In this particular case, I wanted to see the request URL and backend server for any responses with HTTP code 401 (unauthorized access)

sudo varnishlog -i BackendOpen,BereqURL -q "BerespStatus == 401"

HOW TO : Query varnishlogs to show backend server

Command parameters for varnishlog to view the backend server that is processing the request. In this particular case, I wanted to see the request URL and...