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                                            David J. Young

ORTE_ERROR_LOG: Data unpack would read past end of buffer in file grpcomm_direct.c

Used these instructions for install https://github.com/openucx/ucx/wiki/OpenMPI-and-OpenSHMEM-installation-with-UCX Getting a similar error, works okay for -np 16: ~~~ rocm@prj47-rack-39:~/hiplammps20191206/lammps/examples/melt$ /home/rocm/ompi/ompiinstall/bin/mpirun -np 16 --host localhost,remotehost--oversubscribe -mca pml ucx -x UCX_IB_ADDR_TYPE=ib_global /home/rocm/hiplammps20191206/lammps/src/lmp_hip -in /home/rocm/hiplammps20191206/lammps/examples/melt/in.4m.melt...

[Issue]: rocm 6.1.3 gfx803 R9 Nano error: no matching function for call to 'hipHostAlloc'

Hello compiles and runs without issue on 6.3.0 nice work thanks! Numbers are also slightly better: | GPU | | -- | -- | -- | -- | DGFLOPS/sec | ...