85 lines
2.1 KiB
Nix
85 lines
2.1 KiB
Nix
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{
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stdenv
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, config
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, stages
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, targetMachine
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, garlicTools
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}:
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with stdenv.lib;
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with garlicTools;
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let
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machineConf = targetMachine.config;
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in
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rec {
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/* Takes a list of units and builds an experiment, after executing the
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trebuchet and the isolate stages. Returns the trebuchet stage. */
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buildExperiment = {units, conf, ...}: stage.trebuchet {
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inherit (machineConf) nixPrefix;
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nextStage = stage.isolate {
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inherit (machineConf) nixPrefix;
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nextStage = stage.experiment {
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inherit units;
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};
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};
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};
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/* Given an attrset of lists `var` and an attrset `fixed`, computes the
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cartesian product of all combinations of `var` and prepends `fixed`
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to each. */
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buildConfigs = {fixed, var}:
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map (c: fixed // c) (genConfigs var);
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sbatch = {nextStage, conf, ...}: with conf; stages.sbatch (
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# Allow a user to define a custom reservation for the job in MareNostrum4,
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# by setting the garlic.sbatch.reservation attribute in the
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# ~/.config/nixpkgs/config.nix file. If the attribute is not set, no
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# reservation is used. The user reservation may be overwritten by the
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# experiment, if the reservation is set like with nodes or ntasksPerNode.
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optionalAttrs (config ? garlic.sbatch.reservation) {
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inherit (config.garlic.sbatch) reservation;
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} // {
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exclusive = true;
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time = "02:00:00";
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qos = "debug";
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jobName = "nbody-tampi";
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inherit nextStage nixPrefix nodes ntasksPerNode;
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}
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);
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control = {nextStage, conf, ...}: stages.control {
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inherit (conf) loops;
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inherit nextStage;
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};
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srun = {nextStage, conf, ...}: stages.srun {
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inherit (conf) nixPrefix cpuBind;
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inherit nextStage;
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};
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isolate = {nextStage, conf, ...}: stages.isolate {
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clusterName = machineConf.name;
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inherit (conf) nixPrefix;
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inherit nextStage;
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};
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stdStages = [
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sbatch
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isolate
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control
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srun
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isolate
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];
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# FIXME: Remove this hack and allow custom nixpkgs
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bscOverlay = import ../../overlay.nix;
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nixpkgs = import <nixpkgs>;
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genPkgs = newOverlay: nixpkgs {
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overlays = [
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bscOverlay
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newOverlay
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];
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};
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}
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