BTW AFAIK LimeWire will not use Java 1.6 beta if you have other versions of Java on your system (for windows users.) So you'll need to remove them 1st. I presume Java 1.6 works ok on Linux.

Another way to reduce drag on LW & your system is to do this: Tip: Purge the Downloads Queue!. That instruction is by a mac user but same principle applies.