Varnish

Ignore a specific cookie

// Ignore "example" cookie
set req.http.Cookie = regsuball(req.http.Cookie, "(^|;\s*)example=[^;]*", "");

Strip Cookies From a Specific URL

sub vcl_recv {
    if (req.http.host ~ "^(www.)?example.com" && req.url ~ "^/nocache") {
        
    }
}

sub vcl_fetch {
    if (req.http.host ~ "^(www.)?example.com" && req.url ~ "^/nocache") {
        unset beresp.http.set-cookie;
    }
}

Real-time count of URL's passing to the backend

varnishtop -b -i TxURL

Real-time count of Host headers being received

varnishtop -i RxHeader -I Host

Default varnish.vcl

default.vcl