[OMPI devel] a performance issue of Open MPI Reduce on infiniband cluster.

2011-08-31 Thread teng ma
71088641265702.01831732.03 598579.16 Teng Ma

Re: [OMPI devel] TIPC BTL code ready for review

2011-08-30 Thread teng ma
ml#installation for > more information > 3. "tipc-config -l" to check links. If successful, you should see: > ehhexxn@node2:~/git/test_ompi/IMB_3.2/src$ tipc-config -l > Links: > multicast-link: up > 1.1.2:eth0-1.1.1:eth0: up > 1.1.2:eth1-1.1.1:eth1: up > > In th

Re: [OMPI devel] TIPC BTL code ready for review

2011-08-29 Thread teng ma
Is your interconnect Gigabytes Ethernet? It's very surprised to see TCP BTL just got 33MBytes peak BW on your cluster. I did a similar test on an amd cluster with gigabytes Ethernet. As following shows, the TCP BTL's BW is similar with your tipc(112MBytes/s). Could you redo the test with 2 proce