Personal Update

Testing a Hive Patch on a Local System

A Crash Course in Proper Oozie Usage

Debugging From The Field: When Parallelization Goes Wrong

Debugging From The Field: The Case of the Empty Files

Spark Job Optimization Myth #6: I'm Seeing Out of Memory Exceptions, So I Need to Increase Memory

Spark Job Optimization Myth #5: Increasing Executor Cores is Always a Good Idea

Spark Job Optimization Myth #4: I Need More Overhead Memory

Spark Job Optimization Myth #3: I Need More Driver Memory

Spark Job Optimization Myth #2: Increasing the Number of Executors Always Improves Performance

Spark Job Optimization Myth #1: Increasing the Memory Per Executor Always Improves Performance

Debugging From The Field: The Case of the Ignored Configuration Change

A Crash Course in YARN Log Aggregation

Tracking Down Small Files with Smartsense Dashboards

Debugging from the Field: Smartsense Activity Explorer Stops Working

Spark Job Optimization: Dealing with Data Skew

Stop Feeding the Small File Monster!

Running Garbage Collection on Your Cluster

Writing Environment Agnostic Code

YARN Capacity Scheduler and Node Labels Part 3