[YARN-6719] Fix findbugs warnings in SLSCapacityScheduler.java

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.0, 2.7.4, 2.8.2
• Target Version/s: 2.9.0, 2.7.4, 2.8.2
• Hadoop Flags: Reviewed
• Assignee: Akira Ajisaka
• Reporter: Akira Ajisaka
• Created: 18/Jun/17 18:28
• Updated: 22/Jun/17 18:24
• Resolved: 19/Jun/17 07:29

Description

There are 2 findbugs warnings in branch-2. https://builds.apache.org/job/PreCommit-HADOOP-Build/12560/artifact/patchprocess/branch-findbugs-hadoop-tools_hadoop-sls-warnings.html

Dm	Found reliance on default encoding in org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler.initMetrics(): new java.io.FileWriter(String)
Bug type DM_DEFAULT_ENCODING (click for details) 
In class org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler
In method org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler.initMetrics()
Called method new java.io.FileWriter(String)
At SLSCapacityScheduler.java:[line 464]

Dm	Found reliance on default encoding in new org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler$MetricsLogRunnable(SLSCapacityScheduler): new java.io.FileWriter(String)
Bug type DM_DEFAULT_ENCODING (click for details) 
In class org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler$MetricsLogRunnable
In method new org.apache.hadoop.yarn.sls.scheduler.SLSCapacityScheduler$MetricsLogRunnable(SLSCapacityScheduler)
Called method new java.io.FileWriter(String)
At SLSCapacityScheduler.java:[line 669]

Issue Links

• is broken by: YARN-1471 The SLS simulator is not running the preemption policy for CapacityScheduler