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Posted to common-issues@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2015/05/06 05:29:59 UTC
[jira] [Updated] (HADOOP-11433) Fix the new findbugs warning from
NetUtils&ActiveStandbyElector
[ https://issues.apache.org/jira/browse/HADOOP-11433?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Allen Wittenauer updated HADOOP-11433:
--------------------------------------
Labels: BB2015-05-TBR (was: )
> Fix the new findbugs warning from NetUtils&ActiveStandbyElector
> ---------------------------------------------------------------
>
> Key: HADOOP-11433
> URL: https://issues.apache.org/jira/browse/HADOOP-11433
> Project: Hadoop Common
> Issue Type: Improvement
> Components: ha, net
> Affects Versions: 2.7.0
> Reporter: Liang Xie
> Assignee: Liang Xie
> Priority: Minor
> Labels: BB2015-05-TBR
> Attachments: HADOOP-11433-001.txt
>
>
> see https://builds.apache.org/job/PreCommit-HADOOP-Build/5309//artifact/patchprocess/newPatchFindbugsWarningshadoop-common.html :
> {code}
> Correctness Warnings
> Code Warning
> RV Return value of java.util.concurrent.CountDownLatch.await(long, TimeUnit) ignored in org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.process(WatchedEvent)
> Multithreaded correctness Warnings
> Code Warning
> AT Sequence of calls to java.util.concurrent.ConcurrentHashMap may not be atomic in org.apache.hadoop.net.NetUtils.canonicalizeHost(String)
> Bug type AT_OPERATION_SEQUENCE_ON_CONCURRENT_ABSTRACTION (click for details)
> In class org.apache.hadoop.net.NetUtils
> In method org.apache.hadoop.net.NetUtils.canonicalizeHost(String)
> Type java.util.concurrent.ConcurrentHashMap
> Called method java.util.concurrent.ConcurrentHashMap.put(Object, Object)
> At NetUtils.java:[line 291]
> {code}
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