Correct, you don't need DAPL. Can you send all the information listed here:

    http://www.open-mpi.org/community/help/


On Sep 17, 2009, at 9:17 AM, Yann JOBIC wrote:

Hi,

I'm new to infiniband.
I installed the rdma_cm, rdma_ucm and ib_uverbs kernel modules.

When i'm running a ring test openmpi code, i've got :
[Lidia][0,1,1][btl_openib_endpoint.c: 992:mca_btl_openib_endpoint_qp_init_query]
Set MTU to IBV value 4 (2048 bytes)
[Lidia][0,1,1][btl_openib_endpoint.c: 992:mca_btl_openib_endpoint_qp_init_query]
Set MTU to IBV value 4 (2048 bytes)
[Lilou][0,1,0][btl_openib_endpoint.c: 992:mca_btl_openib_endpoint_qp_init_query]
Set MTU to IBV value 4 (2048 bytes)
[Lilou][0,1,0][btl_openib_endpoint.c: 992:mca_btl_openib_endpoint_qp_init_query]
Set MTU to IBV value 4 (2048 bytes)

And then, the program hangs.

I thought i only need rdma communications, and don't need the DALP lib
(with the iboip module).

I am wrong ?

Thanks,

Yann



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Yann JOBIC
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Polytech Marseille DME
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Tel : (33) 4 91 10 69 39
  ou  (33) 4 91 10 69 43
Fax : (33) 4 91 10 69 69

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