Spark Performance Optimization Series: #1. Skew

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In Spark cluster data is typically read in as 128 MB partitions which ensures even distribution of data. However, as the data is transformed (e.g. aggregated), it is possible to have significantly…

Spark's Skew Problem —Does It Impact Performance ?, by Aditya Sahu, Curious Data Catalog

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Spark's Skew Problem —Does It Impact Performance ?, by Aditya Sahu, Curious Data Catalog

Spark Performance Optimization Series: #2. Spill, by Himansu Sekhar, road to data engineering

List: Reading list, Curated by mohit chaurasia

How to Optimize Your Apache Spark Application with Partitions - Salesforce Engineering Blog

Apache Spark 3.0 and skew join optimization in the Adaptive Query Execution

High Performance Spark: Best Practices for Scaling and Optimizing Apache Spark 1, Karau, Holden, Warren, Rachel, eBook

How to Optimize Your Apache Spark Application with Partitions - Salesforce Engineering Blog

Skewed Join Optimization in Spark

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Handling Data Skew in Apache Spark, by Dima Statz

Stream Data from Kinesis to Databricks with Pyspark, by Himansu Sekhar, road to data engineering