tail -f -n 0 /var/log/nginx/access.log | awk 'BEGIN { st=systime(); } { ++count ; ct=systime(); if (ct-st >= 1) { print count/1 ; count=0; st=ct } }' > rps.log
export PATH=$PATH:/new/path
iptables -t nat -D PREROUTING -p tcp —destination-port 80 -j REDIRECT —to-port 8080
echo 1 > /proc/sys/net/ipv4/ip_forward
iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE