[YARN-7385] TestFairScheduler#testUpdateDemand and TestFSLeafQueue#testUpdateDemand are failing with NPE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.9.0, 3.0.0, 3.1.0
• Fix Version/s: 2.9.0, 3.0.0, 3.1.0
• Component/s: test
• Target Version/s: 2.9.0, 3.0.0, 3.1.0
• Hadoop Flags: Reviewed
• Assignee: Yufei Gu
• Reporter: Robert Kanter
• Created: 24/Oct/17 17:02
• Updated: 24/Oct/17 21:52
• Resolved: 24/Oct/17 20:46

Description

TestFairScheduler#testUpdateDemand and TestFSLeafQueue#testUpdateDemand are failing with NPE:

java.lang.NullPointerException: null
	at org.apache.hadoop.yarn.util.resource.Resources.addTo(Resources.java:180)
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSQueue.incUsedResource(FSQueue.java:494)
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSLeafQueue.addApp(FSLeafQueue.java:92)
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFairScheduler.testUpdateDemand(TestFairScheduler.java:5264)
 Standard Output	84 ms

java.lang.NullPointerException: null
	at org.apache.hadoop.yarn.util.resource.Resources.addTo(Resources.java:180)
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSQueue.incUsedResource(FSQueue.java:494)
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSLeafQueue.addApp(FSLeafQueue.java:92)
	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFSLeafQueue.testUpdateDemand(TestFSLeafQueue.java:92)

Issue Links

• is broken by: YARN-4090 Make Collections.sort() more efficient by caching resource usage