bscpkgs/garlic/exp/osu/impi.nix
2021-03-03 12:42:19 +01:00

69 lines
1.6 KiB
Nix

{
stdenv
, stdexp
, bsc
, targetMachine
, stages
# Should we test the network (true) or the shared memory (false)?
, interNode ? true
}:
with builtins;
with stdenv.lib;
let
machineConfig = targetMachine.config;
# Initial variable configuration
varConf = with bsc; {
threshold = [ 8000 16000 32000 64000 ];
#threshold = [ 4096 8192 10240 ];
};
# Generate the complete configuration for each unit
genConf = with bsc; c: targetMachine.config // rec {
inherit (machineConfig) hw;
nodes = if interNode then 2 else 1;
ntasksPerNode = if interNode then 1 else 2;
mpi = impi;
cpusPerTask = 1;
time = "00:10:00";
qos = "debug";
loops = 10;
expName = "osu-impi-rndv";
unitName = expName + "-${toString threshold}";
jobName = expName;
inherit (c) threshold;
};
# Compute the array of configurations
configs = stdexp.buildConfigs {
inherit varConf genConf;
};
exec = {nextStage, conf, ...}: stages.exec {
inherit nextStage;
env = ''
export PSM2_MQ_RNDV_SHM_THRESH=${toString conf.threshold}
export PSM2_MQ_RNDV_HFI_THRESH=${toString conf.threshold}
export PSM2_MQ_EAGER_SDMA_SZ=${toString conf.threshold}
#export PSM2_MTU=${toString conf.threshold}
export PSM2_TRACEMASK=0x101
'';
program = "${nextStage}/bin/osu_bw";
};
program = {nextStage, conf, ...}: bsc.osumb.override {
# Use the specified MPI implementation
inherit (conf) mpi;
};
pipeline = stdexp.stdPipeline ++ [ exec program ];
in
stdexp.genExperiment { inherit configs pipeline; }