[YARN-2642] MiniYARNCluster's start() may return before configuration is updated

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: test
• Assignee: Unassigned
• Reporter: Marcelo Masiero Vanzin
• Created: 03/Oct/14 18:59
• Updated: 03/Oct/14 22:57

Description

When starting a new MiniYARNCluster, it's possible that the start() method returns before the configuration has been updated by ClientRMService. If that happens,
YarnConfiguration.RM_ADDRESS will contain the wrong RM address (generally with port 0), and that can cause tests to fail.

More details:
https://github.com/apache/spark/commit/fbe8e9856b23262193105e7bf86075f516f0db25