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cluster:223 [2023/09/13 20:24] – hmeij07cluster:223 [2023/09/18 20:56] (current) – hmeij07
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 # hmmm, using -suffix gpu it does not jump on gpus, generic non-gpu libthread error # hmmm, using -suffix gpu it does not jump on gpus, generic non-gpu libthread error
 # same version rocky8/cuda-11.6 works, centos7/cuda-10.2 works, all "make" compiles # same version rocky8/cuda-11.6 works, centos7/cuda-10.2 works, all "make" compiles
-# try "cmake" compile on n33-n36?+# try "cmake" compile on n33-n36  
 +# libspace tarball download fails on file hash and  
 +# yields a  status: [1;"Unsupported protocol"]  error for ML-PACE
  
 +# without ML-SPACE hash fails for opencl-loarder third partty, bad url
 +# https://download.lammps.org/thirdparty/opencl-loader-opencl-loadewer-version...tgz
 +# then extract in _deps/ dir
 +# and added -D GPU_LIBRARY=../lib/gpu/libgpu.a ala QUIP_LIBRARY
 +# that works, cmake compile binary jumps on multiple gpus
 +
 +
 +[hmeij@n35 sharptail]$ mpirun -n 2 \
 +/share/apps/CENTOS7/lammps/25Apr2023/cuda-11.2/cmake/single-single/lmp \
 +-suffix gpu -in in.colloid 
 +
 +[root@greentail52 ~]# ssh n35 gpu-process
 +gpu_name, gpu_id, pid, process_name
 +Tesla K20m, 0, 9911, /share/apps/CENTOS7/lammps/25Apr2023/cuda-11.2/cmake/single-single/lmp
 +Tesla K20m, 1, 9912, /share/apps/CENTOS7/lammps/25Apr2023/cuda-11.2/cmake/single-single/lmp
 +
 +# some stats, colloid example
 +
 +1 cpu, 1 gpu
 +Total wall time: 0:05:49
 +2 cpus, 2 gpus
 +Total wall time: 0:03:58
 +4 cpus, 4 gpus
 +Total wall time: 0:02:23
 +8 cpus, 4 gpus
 +Total wall time: 0:02:23
 +
 +# but the ML-PACE hash  error is different, so no go there 
  
 </code> </code>
cluster/223.1694636652.txt.gz · Last modified: by hmeij07