The best way to do healthy check in forward proxy?

Hi, all. I got 2 squid forward proxies, and just want to use haproxy to do load balance and healthy monitoring. I got basic backend conf like: balance roundrobin server squid1 127.0.0.1:999 server squid2 127.0.0.1:998 but what's the best and smart way to config haproxy to do

Re: HAProxy Response time performance

2011/6/11 Matt Christiansen : > Thats good to know, while 2000 concurrent connections what we do right > now, it will be closer to 10,000 concurrent connections come the > holiday season which is closer to 2.5 GB of ram (still less then whats > on the server). > > One though I have is our requests