A Spark application contains several components, all of which exist whether you’re running Spark on a single machine or across a cluster of hundreds or thousands of nodes. Each component has a ...

This report focuses on how to tune a Spark application to run on a cluster of instances. We define the concepts for the cluster/Spark parameters, and explain how to configure them given a specific set ...

Chicago-area gig workers who make deliveries for Walmart say the company’s delivery app is being targeted by scammers who use bots to hoard orders on the platform, making it difficult for them to make ...

The Spark Driver app, a platform where independent contractors can deliver orders for Walmart and other businesses, faced disruption on Saturday, with reports of widespread outage reported on the ...

Gig delivery workers get $15 for verifying their identity in person. Some drivers have used Spark accounts to make deliveries under other people's names. Walmart is asking some of its Spark drivers to ...