[YARN-7727] Incorrect log levels in few logs with QueuePriorityContainerCandidateSelector

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.7.3
• Fix Version/s: 3.1.0, 2.10.0, 2.9.1, 3.0.1
• Component/s: yarn
• Labels: supportability
• Hadoop Flags: Reviewed
• Assignee: Prabhu Joseph
• Reporter: Prabhu Joseph
• Created: 10/Jan/18 05:48
• Updated: 23/Oct/19 16:14
• Resolved: 12/Jan/18 10:29

Description

1. RM logs are verbose with below log message repeats for every fraction of second from QueuePriorityContainerCandidateSelector
2. And there is a minor issue where we log info message after checking debug enabled.

2018-01-10 05:46:07,834 INFO  capacity.QueuePriorityContainerCandidateSelector (QueuePriorityContainerCandidateSelector.java:intializePriorityDigraph(122)) - Initializing priority preemption directed graph:
2018-01-10 05:46:10,835 INFO  capacity.QueuePriorityContainerCandidateSelector (QueuePriorityContainerCandidateSelector.java:intializePriorityDigraph(122)) - Initializing priority preemption directed graph:
2018-01-10 05:46:13,836 INFO  capacity.QueuePriorityContainerCandidateSelector (QueuePriorityContainerCandidateSelector.java:intializePriorityDigraph(122)) - Initializing priority preemption directed graph: