23 Jul
3 Tools For Diagnosing Load Balancer Problems
I realized that this was a dupe, but I think the topic is a little more effective. Plus, I haven’t written anything in a while. Every craftsman has their tools, and I’ve got three in particular that I use:
- Telnet (Layer 4 TCP testing utility, Layer 7 interface)
- OpenSSL (When Layer 4 is wrapped with encryption)
- HTTP Analyzers (several to choose from, to look at headers)
Telnet is particularly handy, as I can test through Layer 7 (especially if I type “GET /” and hit return twice). Ping is pretty useless, as is traceroute, but Telnet works wonders.
I’ve documented the tools and how I use them in the latest addition to the brand new lbwiki.com:
