>sched_setaffinity >pthread_setaffinity_np (NPTL-pthreads) > >and i just found a linux-journal article: >http://www.linuxjournal.com/article/6799 > OK, thanks. Here's one about the MS version: http://msdn2.microsoft.com/en-us/library/ms684251(VS.85).aspx It mentions the function SetThreadAffinityMask(). Martin