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A Developer's View Into Spark's Memory Model - Wenchen Fan

4,608 views · Published 26 October 2017 · 26:36 · Indexed 6 November 2026

Channel: Databricks · 2017 · Science & Technology

"As part of Project Tungsten, we started an ongoing effort to substantially improve the memory and CPU efficiency of Apache Spark’s backend execution and push performance closer to the limits of modern hardware. In this talk, we’ll take a deep dive into Apache Spark’s unified memory model and discuss how Spark exploits memory hierarchy and leverages application semantics to manage memory explicitly (both on and off-heap) to eliminate the overheads of JVM object model and garbage collection.

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A Developer's View Into Spark's Memory Model - Wenchen Fan

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