January 2018
Intermediate to advanced
470 pages
11h 9m
English
Content preview from Scala Machine Learning Projects
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Step 11 - Stopping the Spark session and H2O context
Finally, stop the Spark session and H2O context. The following stop() method invocation will shut down the H2O context and Spark cluster, respectively:
h2oContext.stop(stopSparkContext = true)spark.stop()
The first one, especially, is more important, otherwise it sometimes does not stop the H2O flow but still holds the computing resources.
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