Wiki on performance best practices
A fantastic source of technical Best Practices is at
http://wikis.sun.com/display/Performance/Home
http://wikis.sun.com/display/Performance/Home
This wiki hosts the combined wisdom of many performance engineers from across Sun. It has information about Hardware, Software, ZFS, Oracle and other various performance topics. This wiki attempts to categorize and present information so it is easy to find and use. It is getting started, but please let us know if there are any topics which would be useful.