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Posted to issues@ratis.apache.org by "runzhiwang (Jira)" <ji...@apache.org> on 2020/12/07 12:02:00 UTC
[jira] [Resolved] (RATIS-1211) Fix
TestLogAppenderWithSimulatedRpc.testUnlimitedElementBuffer throw NPE
[ https://issues.apache.org/jira/browse/RATIS-1211?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
runzhiwang resolved RATIS-1211.
-------------------------------
Resolution: Fixed
> Fix TestLogAppenderWithSimulatedRpc.testUnlimitedElementBuffer throw NPE
> ------------------------------------------------------------------------
>
> Key: RATIS-1211
> URL: https://issues.apache.org/jira/browse/RATIS-1211
> Project: Ratis
> Issue Type: Sub-task
> Components: server
> Reporter: Tsz-wo Sze
> Assignee: runzhiwang
> Priority: Major
> Attachments: screenshot-1.png
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> It failed quite a few times recently.
> {code}
> Error: Tests run: 3, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 12.994 s <<< FAILURE! - in org.apache.ratis.server.simulation.TestLogAppenderWithSimulatedRpc
> 679
> Error: testUnlimitedElementBuffer(org.apache.ratis.server.simulation.TestLogAppenderWithSimulatedRpc) Time elapsed: 1.531 s <<< ERROR!
> org.apache.ratis.server.raftlog.RaftLogIOException: java.lang.NullPointerException
> at org.apache.ratis.server.raftlog.segmented.LogSegment.loadCache(LogSegment.java:342)
> at org.apache.ratis.server.raftlog.segmented.SegmentedRaftLog.get(SegmentedRaftLog.java:275)
> at org.apache.ratis.RaftTestUtil.countEntries(RaftTestUtil.java:480)
> at org.apache.ratis.LogAppenderTests.runTest(LogAppenderTests.java:213)
> at org.apache.ratis.server.impl.MiniRaftCluster$Factory$Get.runWithNewCluster(MiniRaftCluster.java:123)
> at org.apache.ratis.server.impl.MiniRaftCluster$Factory$Get.runWithNewCluster(MiniRaftCluster.java:111)
> at org.apache.ratis.LogAppenderTests.testUnlimitedElementBuffer(LogAppenderTests.java:125)
> 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$1.runReflectiveCall(FrameworkMethod.java:50)
> at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)
> at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.NullPointerException
> at java.util.Objects.requireNonNull(Objects.java:203)
> at org.apache.ratis.server.raftlog.segmented.LogSegment$LogEntryLoader.load(LogSegment.java:235)
> at org.apache.ratis.server.raftlog.segmented.LogSegment.loadCache(LogSegment.java:340)
> ... 19 more
> {code}
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