Roger Kowalewski rkowalewski

Distributed Systems, High Performance Computing, C++ enthusiast.

rkowalewski / mcs.c

Created March 24, 2017 09:57

	#include <assert.h>
	#include <mpi.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <unistd.h>

	static int MCS_LOCKRANK = MPI_KEYVAL_INVALID;
	enum { nextRank = 0, blocked = 1, lockTail = 2 };

	void

rkowalewski / ompi-bug-reflexive-comm.c

Last active December 7, 2016 14:20

	#include <mpi.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <assert.h>
	#include <string.h>

	static int allocate_window(void * baseptr, size_t nbytes, MPI_Win *win);
	static int deallocate_window(void * baseptr, MPI_Win *win);

	#define COUNT 10

rkowalewski / ompi-bug-free-mem.c

Last active December 7, 2016 10:25

	#include <mpi.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <assert.h>

	#define COUNT 10
	int main(int argc, char** argv)
	{
	int myrank, nprocs, nprocs_per_node;