At some point , OpenJDK is not stable *in my opinion* . For example , i run Eclipse with Aptana Studio to Code in Ruby and i also use RubyMine that also Java Based IDE. Sometimes it's just closing it self when i operating the IDE .

Someday when i see the "rubymine.sh" script and i got this :

So i realize that the problem of my IDE's stability is from the Java VM . So , i changed it :