Apache Spark: executor memory tuning
When to use
Use this skill for executor memory tuning in Apache Spark. This skill specifically handles executor memory tuning and nothing else in the Apache Spark family.
Procedure
Tune executor/driver memory, memoryOverhead, cores per executor, and fix OOM/spill from the metrics.
Notes
This is the Apache Spark skill dedicated to executor memory tuning. Sibling skills cover other Apache Spark capabilities; this one is the right choice only when the task is about executor memory tuning.