Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
www.yourkit.com
A CPU and memory Java Profiler with J2EE/J2ME support, 64 Bit capability and IDE integration for various major Java IDEs. [Commercial, trial version]