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| # Sphinx build info version 1 | ||
| # This file hashes the configuration used when building these files. When it is not found, a full rebuild will be done. | ||
| config: 34142cb844088c47c883424b2da7dfe8 | ||
| config: 3fcb24b0d3efd26759478e20ff53de2d | ||
| tags: 645f666f9bcd5a90fca523b33c5a78b7 |
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_sources/using_stardis_in_parallel/stardis_in_parallel.ipynb.txt
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| { | ||
| "cells": [ | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "### Setting number of threads used in running a STARDIS simulation" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "When you run a STARDIS simulation, the yaml file determines how many threads are used. By default, it will only use 1 thread. The more threads you set a simulation to use, the more computing power the simulation will take advantage of for calculating line opacity and ray tracing steps (as both of these are parallelized in STARDIS). **Setting n_threads to 0 will make the simulation use all available threads.**" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "Here is a what a yaml file that has the STARDIS simulation use 3 threads will look like\n", | ||
| "\n", | ||
| "``` yaml\n", | ||
| "stardis_config_version: 1.0\n", | ||
| "n_threads: 3 # <----------- add your 'n_threads: <integer>' here\n", | ||
| "atom_data: kurucz_cd23_chianti_H_He.h5\n", | ||
| "model:\n", | ||
| " ...\n", | ||
| "```\n" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "One reason you may want to consider increasing threads used is when computing spectra with large numbers (i.e. 10,000 or more) of wavelength points." | ||
| ] | ||
| } | ||
| ], | ||
| "metadata": { | ||
| "kernelspec": { | ||
| "display_name": "stardis", | ||
| "language": "python", | ||
| "name": "python3" | ||
| }, | ||
| "language_info": { | ||
| "codemirror_mode": { | ||
| "name": "ipython", | ||
| "version": 3 | ||
| }, | ||
| "file_extension": ".py", | ||
| "mimetype": "text/x-python", | ||
| "name": "python", | ||
| "nbconvert_exporter": "python", | ||
| "pygments_lexer": "ipython3", | ||
| "version": "3.12.4" | ||
| } | ||
| }, | ||
| "nbformat": 4, | ||
| "nbformat_minor": 2 | ||
| } |
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