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spark:using-python [2022/12/14 13:00] straka [Usage Examples] |
spark:using-python [2022/12/14 13:01] straka [Usage Examples] |
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* run ''word_count.py'' script inside existing Spark cluster (i.e., inside ''spark-qsub'' or ''spark-qrsh''), or start local Spark cluster using as many threads as there are cores if there is none: | * run ''word_count.py'' script inside existing Spark cluster (i.e., inside ''spark-sbatch'' or ''spark-srun''), or start local Spark cluster using as many threads as there are cores if there is none: |
<file>spark-submit word_count.py /net/projects/spark-example-data/wiki-cs outdir</file> | <file>spark-submit word_count.py /lnet/troja/data/npfl118/wiki/cs/wiki.txt outdir</file> |
* run ''word_count.py'' script with local Spark cluster using one thread: | * run ''word_count.py'' script with local Spark cluster using one thread: |
<file>MASTER=local spark-submit word_count.py /net/projects/spark-example-data/wiki-cs outdir</file> | <file>MASTER=local spark-submit word_count.py /lnet/troja/data/npfl118/wiki/cs/wiki.txt outdir</file> |
* start Spark cluster (10 machines, 1GB RAM each) on SGE and run ''word_count.py'' script: | * start Spark cluster (10 machines, @GB RAM each) using Slurm SGE and run ''word_count.py'' script: |
<file>spark-qsub 10 1G spark-submit word_count.py /net/projects/spark-example-data/wiki-cs outdir</file> | <file>spark-sbatch 10 2G spark-submit word_count.py /lnet/troja/data/npfl118/wiki/cs/wiki.txt outdir</file> |
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===== Using Virtual Environments ===== | ===== Using Virtual Environments ===== |