[mvapich-discuss] mvapich2 over uDAPL gives QP_FATAL error

Ajay ajay35 at in.com
Thu Mar 19 12:55:48 EDT 2009


Hello,I am using "mvapich21.2p1" of "OFED1.4.1RC1". I am trying to run mvapich2 over uDAPL ("compatdapl1.2.12" with "OpenIBCMA") and while running IMBEXT application (of Intel MPI Benchmarks 3.2), I am getting "IBVEVENTQPFATAL" event. I am getting error in "BidirGet" API of IMBEXT. If I try to run only BidirGet of IMBEXT then test works fine.Basically error is I have received some data but I don't have buffers posted for same.I found some workarounds and will like to understand more. Following are some queries:If value of "MV2PREPOSTDEPTH" variable (udaplprepostdepth) is 
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