Differences

This shows you the differences between two versions of the page.

--- cluster:156 [2017/04/05 08:43]
hmeij07 [OpenHPC page 3]
+++ cluster:156 [2017/04/05 10:42]
hmeij07
@@ Line 134: / Line 134: @@
 </code>
+The following shows up when running MPI over ethernet
+<code>
+[prun] Master compute host = n29
+[prun] Resource manager = slurm
+[prun] Launch cmd = mpirun ./a.out
+--------------------------------------------------------------------------
+[[49978,1],4]: A high-performance Open MPI point-to-point messaging module
+was unable to find any relevant network interfaces:
+Module: OpenFabrics (openib)
+  Host: n31
+Another transport will be used instead, although this may result in
+lower performance.
+--------------------------------------------------------------------------
+ Hello, world (8 procs total)
+    --> Process #   2 of   8 is alive. -> n29.localdomain
+    --> Process #   3 of   8 is alive. -> n29.localdomain
+    --> Process #   0 of   8 is alive. -> n29.localdomain
+    --> Process #   1 of   8 is alive. -> n29.localdomain
+    --> Process #   6 of   8 is alive. -> n31.localdomain
+    --> Process #   7 of   8 is alive. -> n31.localdomain
+    --> Process #   4 of   8 is alive. -> n31.localdomain
+    --> Process #   5 of   8 is alive. -> n31.localdomain
+</code>
 See page 4 for ib0 configuration which is also incomplete on the recipe.

DokuWiki