Sep 23–26, 2019
Omkar Joshi

Omkar Joshi
Senior Software Engineer, Uber

Omkar Joshi is a senior software engineer on Uber’s Hadoop platform team, where he’s architecting Marmaray. Omkar has a keen interest in solving large-scale distributed systems problems. Previously, he led object store and NFS solutions at Hedvig and was an initial contributor to Hadoop’s YARN scheduler.

Sessions

1:15pm1:55pm Thursday, September 26, 2019
Location: 1A 23/24
Omkar Joshi (Uber), Bo Yang (Uber)
Omkar Joshi and Bo Yang offer an overview of how Uber’s ingestion (Marmary) and observability team improved performance of Apache Spark applications running on thousands of cluster machines and across hundreds of thousands+ of applications and how the team methodically tackled these issues. They also cover how they used Uber’s open-sourced jvm-profiler for debugging issues at scale. Read more.

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