[jira] [Resolved] (SSHD-833) Netty: ByteBuf LEAK message

["Goldstein Lyor (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SSHD-833?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Goldstein Lyor resolved SSHD-833.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 2.1.1

> Netty: ByteBuf LEAK message
> ---------------------------
>
>                 Key: SSHD-833
>                 URL: https://issues.apache.org/jira/browse/SSHD-833
>             Project: MINA SSHD
>          Issue Type: Bug
>    Affects Versions: 2.0.0
>            Reporter: jpalacios
>            Priority: Major
>             Fix For: 2.1.1
>
>
> We recently switched from the {{MinaServiceFactoryFactory}} to the {{NettyIoServiceFactoryFactory}}. Now whenever the application starts we see the following message:
> {code:java}
> ERROR [nioEventLoopGroup-2-2]  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:
>         io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:331)
>         io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:185)
>         io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:176)
>         io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:137)
>         io.netty.channel.DefaultMaxMessagesRecvByteBufAllocator$MaxMessageHandle.allocate(DefaultMaxMessagesRecvByteBufAllocator.java:114)
>         io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:147)
>         io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:647)
>         io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:582)
>         io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:499)
>         io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:461)
>         io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:884)
>         io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
>         java.lang.Thread.run(Thread.java:748)
> {code}
> It will happen a certain number of times (first time it was 5, then it was 20) but then it won't happen any more.



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