I recommend a few things.
Max out your ram, it really helps smooth things out.
Look at the software you are using, and if it is essential, then buy it, but don't rely on the skills of a third party cracker to make something stable, though, in the past I have used cracked versions instead of the bought copy. Bypassing certain applications copy protect was essential for stability. This is just what I do, but if I find out I use it for more then just messing with it, I buy it.
I use certain boutique reverbs and compression for my studio mix, but when I go to a live setting, if I need the effect to be dynamic, when I can I use live's native effects. If I do not need to manipulate the effect, I write it to the track.
I had a small issue at the end of my set at Decibel Festival, my power supply shorted out. I am thinking about getting a nice power conditioner for my sets. And a fan
