Since their app is highly optimized, profiled, and tweaked low level C then it's no wonder they could not tolerate the CPU variances of the cloud. Even so at le

Since their app is highly optimized, profiled, and tweaked low level C then it's no wonder they could not tolerate the CPU variances of the cloud. Even so at least on EC2 there's much less noisy neighbor issues on the bigger CPU instances, for example on extra large instances you essentially have the entire server to yourself.