[SPARK-44658] ShuffleStatus.getMapStatus should return None instead of Some(null)

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 3.5.0
• Fix Version/s: 3.5.0, 4.0.0
• Component/s: Spark Core
• Assignee: Dongjoon Hyun
• Reporter: Dongjoon Hyun
• Created: 03/Aug/23 17:46
• Updated: 03/Aug/23 21:18
• Resolved: 03/Aug/23 21:18

Issue Links

• is caused by: SPARK-43043 Improve the performance of MapOutputTracker.updateMapOutput