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Posted to issues@flink.apache.org by "Yun Gao (Jira)" <ji...@apache.org> on 2022/04/13 06:28:05 UTC

[jira] [Updated] (FLINK-16582) NettyBufferPoolTest may have warns on NettyBuffer leak

     [ https://issues.apache.org/jira/browse/FLINK-16582?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yun Gao updated FLINK-16582:
----------------------------
    Fix Version/s: 1.16.0

> NettyBufferPoolTest may have warns on NettyBuffer leak 
> -------------------------------------------------------
>
>                 Key: FLINK-16582
>                 URL: https://issues.apache.org/jira/browse/FLINK-16582
>             Project: Flink
>          Issue Type: Bug
>          Components: Runtime / Network, Tests
>            Reporter: Yun Gao
>            Priority: Minor
>              Labels: auto-deprioritized-major, auto-unassigned, pull-request-available
>             Fix For: 1.15.0, 1.16.0
>
>
> {code:java}
> 4749 [Flink Netty Client (50072) Thread 0] ERROR
> org.apache.flink.shaded.netty4.io.netty.util.ResourceLeakDetector [] - LEAK:
> ByteBuf.release() was not called before it's garbage-collected. See
> https://netty.io/wiki/reference-counted-objects.html for more information.
> Recent access records: 
> Created at:
> 	org.apache.flink.shaded.netty4.io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:349)
> 	org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187)
> 	org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:178)
> 	org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBufAllocator.buffer(AbstractByteBufAllocator.java:115)
> 	org.apache.flink.runtime.io.network.netty.NettyBufferPoolTest.testNoHeapAllocations(NettyBufferPoolTest.java:38)
> 	sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	java.lang.reflect.Method.invoke(Method.java:498)
> 	org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> 	org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> 	org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> 	org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> 	org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
> 	org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> 	org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> 	org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> 	org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> 	org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> 	org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> 	org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> 	org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> 	org.junit.runners.Suite.runChild(Suite.java:128)
> 	org.junit.runners.Suite.runChild(Suite.java:27)
> 	org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> 	org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> 	org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> 	org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> 	org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> 	org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> 	org.junit.runner.JUnitCore.run(JUnitCore.java:137)
> 	com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
> 	com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
> 	com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230)
> 	com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58)
> Test ignored.
> Process finished with exit code 0
> {code}
> We should released the allocated buffers in the tests.



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