[SPARK-28430] Some stage table rows render wrong number of columns if tasks are missing metrics

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.0, 3.0.0
• Fix Version/s: 2.3.4, 2.4.4, 3.0.0
• Component/s: Web UI
• Assignee: Josh Rosen
• Reporter: Josh Rosen
• Created: 18/Jul/19 00:03
• Updated: 17/Dec/19 01:51
• Resolved: 18/Jul/19 20:16

Description

The Spark UI's stages table renders too few columns for some tasks if a subset of the tasks are missing their metrics. This is due to an inconsistency in how we render certain columns: some columns gracefully handle this case, but others do not. See attached screenshot below

Issue Links

• is caused by: SPARK-20657 Speed up Stage page
• is duplicated by: SPARK-30233 Spark WebUI task table indentation issue
• links to: GitHub Pull Request #25183