You are an application developer. Your company uses a Windows HPC Server 2008 cluster.You analyze the performance of a Microsoft Message Passing Interface (MPI) application.You need to create an application performance report that indicates the functions that take a long time to execute.
What should you do?
A.
Launch the application by using the mpiexec.exe command with the debug flag.
B.
Launch the application by using the mpiexec.exe command with the tracefile flag.
C.
Launch the application by using Microsoft Visual Studio 2008 profiler and select the sampling method.
D.
Launch the application by using Microsoft Visual Studio 2008 profiler and select the instrumentation method.