A clustered signal processing application I previously worked on used custom middleware with perfmon2[1] built into it for collecting performance counter data a

A clustered signal processing application I previously worked on used custom middleware with perfmon2[1] built into it for collecting performance counter data across all MPI nodes the application was running on. The framework for multiple nodes is not all that difficult. [1] http://perfmon2.sourceforge.net/ http://perfmon2.sourceforge.net/