On 3/19/07, Toon Knapen <toon.knapen at fft.be> wrote: > You first need to run the app once to collect a trace of all MPI-calls [...] http://www.cepba.upc.es/dimemas/ (sorry - have no access to the public web) do they have any ability of hooks/apis, say, we have no MPI but custom? is this free or commercial?