On Jun 11, 2012, at 12:11 PM, BOUVIER Benjamin wrote: > Wow. I thought in the first place that all combinations would be equivalent, > but in fact, this is not the case... > I've kept the firewalls down during all the tests. > >> - on node1, "mpirun --host node1,node2 ring_c" > Works. > >> - on node1, "mpirun --host node1,node3 ring_c" >> - on node1, "mpirun --host node2,node3 ring_c" > Blocks after "Process 0 sent to 1". > >> - on node1, "mpirun --host node1,node2,node3 ring_c" > "Process 0 sending 10 to 1, tag 201 (3 processes in ring) > Process 0 sent to 1 > Process 0 decremented value: 9" then blocks
What's the output from ifconfig on all nodes? -- Jeff Squyres jsquy...@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/
