Allinea MAP, is an application profiler produced by Allinea Software. of Warwick, United Kingdom, for profiling the performance of C, C++ and Fortran 90 software. It is widely used for its multithreaded and multiprocess capabilities such as profiling parallel MPI or OpenMP applications, including those running on clusters of Linux machines, and for scalar (sequential) code. * Processor instruction level - identifying issues such as memory bandwidth, or lack of floating-point vectorization * Memory usage * I/O * Communication - such as MPI * Threads * Energy usage and power