[SPARK-21636] Several configurations which only are used in unit tests should be removed

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Not A Problem
• Affects Version/s: 2.2.0
• Component/s: Spark Core
• Assignee: Unassigned
• Reporter: liuzhaokun
• Created: 04/Aug/17 06:11
• Updated: 04/Aug/17 09:27
• Resolved: 04/Aug/17 09:27

Description

spark.core.connection.ack.wait.timeout and spark.shuffle.io.connectionTimeout only are used in unit tests.So I think they should be removed and we can replace them with spark.network.timeout
in those unit tests.

Issue Links

• links to: [Github] Pull Request #18842 (liuzhaokun)