I was typically using c3.xlarge for CPU-intensive tasks (video processing). Boot time was OK. I would log in on the machine with RDP, because sometimes my proc

I was typically using c3.xlarge for CPU-intensive tasks (video processing). Boot time was OK. I would log in on the machine with RDP, because sometimes my processes were almost frozen for a while. It felt like my neighbours were stealing my CPU, but I did not know how to prove it. Once I moved to Ubuntu, same instance type, I never experienced this.