[ https://issues.apache.org/jira/browse/FLINK-9860?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aljoscha Krettek updated FLINK-9860: ------------------------------------ Fix Version/s: 1.5.2 > Netty resource leak on receiver side > ------------------------------------ > > Key: FLINK-9860 > URL: https://issues.apache.org/jira/browse/FLINK-9860 > Project: Flink > Issue Type: Bug > Components: Network > Affects Versions: 1.6.0 > Reporter: Till Rohrmann > Assignee: Nico Kruber > Priority: Blocker > Labels: test-stability > Fix For: 1.5.2, 1.6.0 > > > The Hadoop-free Wordcount end-to-end test fails with the following exception: > {code} > ERROR org.apache.flink.shaded.netty4.io.netty.util.ResourceLeakDetector - > LEAK: ByteBuf.release() was not called before it's garbage-collected. See > http://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:331) > > org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:185) > > org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:176) > > org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:137) > > org.apache.flink.shaded.netty4.io.netty.channel.DefaultMaxMessagesRecvByteBufAllocator$MaxMessageHandle.allocate(DefaultMaxMessagesRecvByteBufAllocator.java:114) > > org.apache.flink.shaded.netty4.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:147) > > org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:645) > > org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:580) > > org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:497) > > org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:459) > > org.apache.flink.shaded.netty4.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884) > > org.apache.flink.shaded.netty4.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) > {code} > We might have a resource leak on the receiving side of our network stack. > https://api.travis-ci.org/v3/job/404225956/log.txt -- This message was sent by Atlassian JIRA (v7.6.3#76005)