bscpkgs/garlic/exp/nbody/strong-scaling-mpi.nix
2021-04-19 17:27:52 +02:00

66 lines
1.4 KiB
Nix

{
stdenv
, stdexp
, bsc
, targetMachine
, stages
, garlicTools
}:
with stdenv.lib;
with garlicTools;
let
# Initial variable configuration
varConf = with bsc; {
blocksize = [ 512 ];
nodes = [ 1 2 4 8 16 ];
gitBranch = [
"garlic/mpi+send+oss+task"
"garlic/tampi+send+oss+task"
"garlic/tampi+isend+oss+task"
];
};
# Generate the complete configuration for each unit
genConf = c: targetMachine.config // rec {
hw = targetMachine.config.hw;
particles = 16 * 4096 * hw.cpusPerSocket;
timesteps = 10;
blocksize = c.blocksize;
numNodes = c.nodes;
gitBranch = c.gitBranch;
expName = "nbody-scaling";
unitName = expName + "-${toString gitBranch}" + "-nodes${toString numNodes}";
loops = 30;
nodes = numNodes;
qos = "debug";
ntasksPerNode = 2;
time = "02:00:00";
cpusPerTask = hw.cpusPerSocket;
jobName = unitName;
};
# Compute the array of configurations
configs = stdexp.buildConfigs {
inherit varConf genConf;
};
exec = {nextStage, conf, ...}: stages.exec {
inherit nextStage;
argv = [ "-t" conf.timesteps "-p" conf.particles ];
};
program = {nextStage, conf, ...}: with conf; bsc.garlic.apps.nbody.override {
inherit (conf) blocksize gitBranch;
};
pipeline = stdexp.stdPipeline ++ [ exec program ];
in
stdexp.genExperiment { inherit configs pipeline; }