bscpkgs/garlic/exp/creams/ss+hybrid.nix

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{
stdenv
, nixpkgs
, pkgs
, genApp
, genConfigs
, runWrappers
}:
with stdenv.lib;
let
bsc = pkgs.bsc;
# Set variable configuration for the experiment
varConfig = {
cc = [ bsc.icc ]; # [ bsc.icc pkgs.gfortran10 ];
mpi = [ bsc.impi ]; # [ bsc.impi bsc.openmpi-mn4 ];
input = [
{ nodes=1 ; nprocz=2 ; granul=37; time= "10:00:00"; }
{ nodes=2 ; nprocz=4 ; granul=19; time= "05:00:00"; }
{ nodes=4 ; nprocz=8 ; granul=10; time= "03:00:00"; }
{ nodes=8 ; nprocz=16; granul=9 ; time= "02:00:00"; }
{ nodes=16; nprocz=32; granul=9 ; time= "01:00:00"; }
];
gitBranch = [ "garlic/mpi+isend+oss+task"
"garlic/mpi+send+omp+fork"
"garlic/mpi+send+oss+task"
"garlic/tampi+isend+oss+task"
];
};
# Common configuration
common = {
# Resources
ntasksPerNode = 2;
#ntasksPerSocket = 1; // Add this variable to nix
# Stage configuration
enableSbatch = true;
enableControl = true;
enableExtrae = false;
enablePerf = false;
enableCtf = false;
# MN4 path
nixPrefix = "/gpfs/projects/bsc15/nix";
};
# Compute the cartesian product of all configurations
configs = map (conf: conf // common) (genConfigs varConfig);
stageProgram = stage:
if stage ? programPath
then "${stage}${stage.programPath}" else "${stage}";
w = runWrappers;
sbatch = {stage, conf, ...}: with conf; w.sbatch {
nodes = input.nodes;
program = stageProgram stage;
exclusive = true;
time = input.time;
#qos = "debug";
jobName = "creams-ss-${toString input.nodes}-${toString gitBranch}";
inherit nixPrefix ntasksPerNode;
};
control = {stage, conf, ...}: with conf; w.control {
program = stageProgram stage;
};
srun = {stage, conf, ...}: with conf; w.srun {
program = stageProgram stage;
srunOptions = "--cpu-bind=verbose,socket";
inherit nixPrefix;
};
statspy = {stage, conf, ...}: with conf; w.statspy {
program = stageProgram stage;
};
perf = {stage, conf, ...}: with conf; w.perf {
program = stageProgram stage;
perfArgs = "sched record -a";
};
nixsetup = {stage, conf, ...}: with conf; w.nixsetup {
program = stageProgram stage;
nixsetup = "${nixPrefix}/bin/nix-setup";
};
extrae = {stage, conf, ...}: w.extrae {
program = stageProgram stage;
traceLib = "mpi"; # mpi -> libtracempi.so
configFile = ./extrae.xml;
};
ctf = {stage, conf, ...}: w.argv {
program = stageProgram stage;
env = ''
export NANOS6=ctf
export NANOS6_CTF2PRV=0
'';
};
bscOverlay = import ../../../overlay.nix;
genPkgs = newOverlay: nixpkgs {
overlays = [
bscOverlay
newOverlay
];
};
inputDataset = {stage, conf, ...}:
let
input = bsc.garlic.creamsInput.override {
gitBranch = conf.gitBranch;
granul = conf.input.granul;
nprocz = conf.input.nprocz;
};
in w.argv
{
program = stageProgram stage;
env = ''
cp -r ${input}/SodTubeBenchmark/* .
chmod +w -R .
'';
};
# We may be able to use overlays by invoking the fix function directly, but we
# have to get the definition of the bsc packages and the garlic ones as
# overlays.
creamsFn = {stage, conf, ...}: with conf;
let
# We set the mpi implementation to the one specified in the conf, so all
# packages in bsc will use that one.
customPkgs = genPkgs (self: super: {
bsc = super.bsc // { mpi = conf.mpi; };
});
in
customPkgs.bsc.garlic.creams.override {
inherit cc mpi gitBranch;
};
stages = with common; []
# Use sbatch to request resources first
++ optional enableSbatch sbatch
# Repeats the next stages N times
++ optionals enableControl [ nixsetup control ]
# Executes srun to launch the program in the requested nodes, and
# immediately after enters the nix environment again, as slurmstepd launches
# the next stages from outside the namespace.
++ [ srun nixsetup ]
# Intrumentation with extrae
++ optional enableExtrae extrae
# Optionally profile the next stages with perf
++ optional enablePerf perf
# Optionally profile nanos6 with the new ctf
++ optional enableCtf ctf
# Execute the app with the argv and env vars
++ [ inputDataset creamsFn ];
# List of actual programs to be executed
jobs = map (conf: w.stagen { inherit conf stages; }) configs;
in
# We simply run each program one after another
w.launch jobs