bscpkgs/garlic/exp/fwi/sync_io.nix

91 lines
1.8 KiB
Nix

# This experiment compares the effect of not using I/O versus using O_DIRECT |
# O_DSYNC enabled I/O. This is a reduced version of the strong_scaling_io
# experiment.
{
stdenv
, stdexp
, bsc
, targetMachine
, stages
, callPackage
}:
with stdenv.lib;
let
common = callPackage ./common.nix {};
inherit (common) getConfigs getResources pipeline;
inherit (targetMachine) fs;
# Initial variable configuration
varConf = {
gitBranch = [
"garlic/tampi+send+oss+task"
# "garlic/mpi+send+omp+task"
# "garlic/mpi+send+oss+task"
# "garlic/mpi+send+seq"
# "garlic/oss+task"
# "garlic/omp+task"
# "garlic/seq"
];
blocksize = [ 1 ];
n = [
{nx=500; nz=500; ny=16000;}
];
nodes = [ 4 ];
ioFreq = [ 9999 (-1) ];
};
machineConfig = targetMachine.config;
# Generate the complete configuration for each unit
genConf = with bsc; c: targetMachine.config // rec {
expName = "fwi-sync-io";
unitName = "${expName}"
+ "-ioFreq${toString ioFreq}"
+ "-${toString gitBranch}";
inherit (machineConfig) hw;
inherit (c) gitBranch blocksize;
inherit (c.n) nx ny nz;
fwiInput = bsc.apps.fwi.input.override {
inherit (c.n) nx ny nz;
};
# Other FWI parameters
ioFreq = c.ioFreq;
# Repeat the execution of each unit several times
loops = 10;
# Resources
inherit (getResources { inherit gitBranch hw; })
cpusPerTask ntasksPerNode;
nodes = c.nodes;
qos = "debug";
time = "02:00:00";
jobName = unitName;
enableCTF = false;
# Enable permissions to write in the local storage
extraMounts = [ fs.local.temp ];
tempDir = fs.local.temp;
};
configs = getConfigs {
inherit varConf genConf;
};
in
stdexp.genExperiment { inherit configs pipeline; }