[openib-general] kernel crashes while using mvapich-gen2 over ib_uverbs

Roland Dreier rolandd at cisco.com
Thu Aug 25 09:20:19 PDT 2005


    Christian> Hi, On a small, 2 node setup, I'd like to try some
    Christian> simple MPI programs with help of mvapich-gen2 (1.0).
    Christian> Both nodes are Dual-Opteron based, with a 23108 tavor
    Christian> each, directly connected. (no switch). Opensm is
    Christian> running on one node. Things like IPOIB seem to work
    Christian> reliable.

Thanks for the oops.  Have you tried the examples like ibv_rc_pingpong
that are included with libibverbs?  Do they work OK or crash?

Anwyay, I'll try to investigate this crash.

 - R.



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