Another question: If MPI_Allgatherv(const void *sendbuf, int sendcount, 
MPI_Datatype sendtype, void *recvbuf, const int recvcounts[],const int 
displs[], MPI_Datatype recvtype, MPI_Comm comm) is cuda aware, are recvcounts, 
displs in CPU memory or GPU memory?

--Junchao Zhang

On Thu, Aug 15, 2019 at 9:55 AM Junchao Zhang 
<<>> wrote:
   Are the APIs at 
latest? I could not find MPI_Neighbor_xxx and MPI_Reduce_local.

--Junchao Zhang
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