[
https://issues.apache.org/jira/browse/HDDS-1822?focusedWorklogId=279311&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-279311
]
ASF GitHub Bot logged work on HDDS-1822:
----------------------------------------
Author: ASF GitHub Bot
Created on: 18/Jul/19 20:27
Start Date: 18/Jul/19 20:27
Worklog Time Spent: 10m
Work Description: xiaoyuyao commented on issue #1120: HDDS-1822. NPE in
SCMCommonPolicy.chooseDatanodes
URL: https://github.com/apache/hadoop/pull/1120#issuecomment-512974489
+1. Thanks @adoroszlai for fixing this. I will merge this shortly.
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Issue Time Tracking
-------------------
Worklog Id: (was: 279311)
Time Spent: 1h 20m (was: 1h 10m)
> NPE in SCMCommonPolicy.chooseDatanodes
> --------------------------------------
>
> Key: HDDS-1822
> URL: https://issues.apache.org/jira/browse/HDDS-1822
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Components: SCM
> Affects Versions: 0.4.0
> Reporter: Mukul Kumar Singh
> Assignee: Doroszlai, Attila
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h 20m
> Remaining Estimate: 0h
>
> Exception is in SCMCommonPolicy.chooseDatanodes
> {code}
> java.lang.NullPointerException
> at java.util.Objects.requireNonNull(Objects.java:203)
> at java.util.ArrayList.removeAll(ArrayList.java:693)
> at
> org.apache.hadoop.hdds.scm.container.placement.algorithms.SCMCommonPolicy.chooseDatanodes(SCMCommonPolicy.java:112)
> at
> org.apache.hadoop.hdds.scm.container.placement.algorithms.SCMContainerPlacementRandom.chooseDatanodes(SCMContainerPlacementRandom.java:74)
> at
> org.apache.hadoop.hdds.scm.container.placement.algorithms.TestContainerPlacementFactory.testDefaultPolicy(TestContainerPlacementFactory.java:104)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at
> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:365)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:273)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:238)
> at
> org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:159)
> at
> org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384)
> at
> org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345)
> at
> org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126)
> at
> org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418)
> {code}
> cc : [~xyao] [~Sammi]
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