[SPARK-38428] Check the FetchShuffleBlocks message only once to improve iteration in external shuffle service

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.0, 3.1.1, 3.1.2, 3.2.0, 3.2.1
• Fix Version/s: 3.3.0
• Component/s: Shuffle
• Assignee: Apache Spark
• Reporter: weixiuli
• Created: 07/Mar/22 03:25
• Updated: 08/Mar/22 19:01
• Resolved: 08/Mar/22 19:01

Issue Links

• links to: [Github] Pull Request #35743 (weixiuli)