No tricks. 500 8-core opteron servers running mikhaels hp8.
I simply took the best scripts from this thread and used some recommendations from members.
Do you know how much percentage of the network are you representing? 10%?
Minting about 8% of the daily XPM supply.
Aha!!!! Finally I find the reason why I'm getting so few blocks

I'm currently running a few EC2 instances but my luck is very hit and miss.