cluster:223
Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision | ||
|
cluster:223 [2023/09/07 20:03] hmeij07 |
cluster:223 [2023/09/18 20:56] (current) hmeij07 |
||
|---|---|---|---|
| Line 116: | Line 116: | ||
| - | ==== Test ==== | ||
| - | |||
| - | Script ~hmeij/ | ||
| - | |||
| - | * #SBATCH -N 1 | ||
| - | * #SBATCH -n 1 | ||
| - | * #SBATCH -B 1:1:1 | ||
| - | * #SBATCH --mem-per-gpu=7168 | ||
| - | |||
| - | For some reason this yields cpus=8 which is different behavior (expected cpu=1). Slurm is overriding the above settings with partition setting of DefCpuPerGPU=8. Slurm has not changed but cuda version has. Odd. | ||
| - | |||
| - | < | ||
| - | |||
| - | # from slurmd.log | ||
| - | [2023-09-05T14: | ||
| - | |||
| - | JOBID | ||
| - | 1053052 mwgpu | ||
| - | |||
| - | [hmeij@cottontail2 slurm]$ ssh n33 gpu-info | ||
| - | id, | ||
| - | 0, Tesla K20m, 36, 95 MiB, 4648 MiB, 100 %, 25 % | ||
| - | 1, Tesla K20m, 26, 0 MiB, 4743 MiB, 0 %, 0 % | ||
| - | 2, Tesla K20m, 25, 0 MiB, 4743 MiB, 0 %, 0 % | ||
| - | 3, Tesla K20m, 26, 0 MiB, 4743 MiB, 0 %, 0 % | ||
| - | |||
| - | [hmeij@cottontail2 slurm]$ ssh n33 gpu-process | ||
| - | gpu_name, gpu_id, pid, process_name | ||
| - | Tesla K20m, 0, 28394, pmemd.cuda | ||
| - | |||
| - | </ | ||
| ==== Testing ==== | ==== Testing ==== | ||
| Line 267: | Line 236: | ||
| List of command line options supported by this LAMMPS executable: | List of command line options supported by this LAMMPS executable: | ||
| + | < | ||
| + | |||
| + | # hmmm, using -suffix gpu it does not jump on gpus, generic non-gpu libthread error | ||
| + | # same version rocky8/ | ||
| + | # try " | ||
| + | # libspace tarball download fails on file hash and | ||
| + | # yields a status: [1;" | ||
| + | |||
| + | # without ML-SPACE hash fails for opencl-loarder third partty, bad url | ||
| + | # https:// | ||
| + | # then extract in _deps/ dir | ||
| + | # and added -D GPU_LIBRARY=../ | ||
| + | # that works, cmake compile binary jumps on multiple gpus | ||
| + | |||
| + | |||
| + | [hmeij@n35 sharptail]$ mpirun -n 2 \ | ||
| + | / | ||
| + | -suffix gpu -in in.colloid | ||
| + | |||
| + | [root@greentail52 ~]# ssh n35 gpu-process | ||
| + | gpu_name, gpu_id, pid, process_name | ||
| + | Tesla K20m, 0, 9911, / | ||
| + | Tesla K20m, 1, 9912, / | ||
| + | |||
| + | # 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 | ||
| </ | </ | ||
cluster/223.1694116998.txt.gz ยท Last modified: 2023/09/07 20:03 by hmeij07
Page Tools
Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International
