Hello,
    I recently start studying the Spark's memory management system. More spesifically I want to understand how spark use the off-Heap memory. Interanlly I saw, that there are two types of offHeap memory. (offHeapExecutionMemoryPool and offHeapStorageMemoryPool).

    How Spark use the offHeap memory ?

    How Spark use the offHeapExecutionMemoryPool and how the offHeapStorageMemoryPool ?

    Is there any good tutorial or a guide that explain internally the Spark Memory Management ?

Thanks for your reply,
-Iacovos

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