We will then cover tuning Spark’s cache size and the Java garbage collector. Improve it – either by changing your data structures, or by storing data in a serializedįormat. #MEMORY CLEAN 3 CODE HOW TO#Particular, we will describe how to determine the memory usage of your objects, and how to Strategies the user can take to make more efficient use of memory in his/her application. This section will start with an overview of memory management in Spark, then discuss specific
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