[SPARK-48131] Unify MDC key `mdc.taskName` and `task_name`

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0
• Component/s: Spark Core
• Labels: pull-request-available
• Assignee: Gengliang Wang
• Reporter: Gengliang Wang
• Created: 04/May/24 21:52
• Updated: 08/May/24 02:23
• Resolved: 05/May/24 00:33

Description

Rename the MDC key `mdc.taskName` as `task_name`, so that it is consistent with all the MDC keys used in the structured logging framework.

Issue Links

• links to: GitHub Pull Request #46386
• links to: GitHub Pull Request #46446