Your Spark job has been stuck at 99% for 30 minutes. What do you do?

Learn about Spark Performance Optimization at DataCrackers — interactive architecture blueprints for senior data engineers.

Explain data skew. How do you detect and fix it?

Learn about Spark Performance Optimization at DataCrackers — interactive architecture blueprints for senior data engineers.

Learn about Spark Performance Optimization at DataCrackers — interactive architecture blueprints for senior data engineers.

Learn about Spark Performance Optimization at DataCrackers — interactive architecture blueprints for senior data engineers.

Learn about Spark Performance Optimization at DataCrackers — interactive architecture blueprints for senior data engineers.

Learn about Spark Performance Optimization at DataCrackers — interactive architecture blueprints for senior data engineers.

PerformanceAdvanced

Partitions, skew, joins, AQE, caching — the techniques that turn a 4-hour job into 20 minutes.

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SparkPerformanceTuningAQESkewPartitioningJoins