Performance analysis of HPC applications in the cloud

► Performance results of HPC applications in the cloud using up to 512 cores. ► Up-to-date performance evaluation of the Amazon EC2 Cluster Compute platform. ► High Performance Cloud Computing applications rely on scalable communication. ► Proposal of new techniques for increasing scalability of HPC codes in the cloud. ► Using several levels of parallelism is key for HPC scalability in the cloud.