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Posted to issues@plc4x.apache.org by "Tim Mitsch (JIRA)" <ji...@apache.org> on 2019/05/05 21:53:00 UTC
[jira] [Created] (PLC4X-119) Nett ByteBuffer Leak
Tim Mitsch created PLC4X-119:
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Summary: Nett ByteBuffer Leak
Key: PLC4X-119
URL: https://issues.apache.org/jira/browse/PLC4X-119
Project: Apache PLC4X
Issue Type: Bug
Affects Versions: 0.3.1
Reporter: Tim Mitsch
When Scraping for other frequently connectionto plc the following exception comes up ... more or less frequently but quite rare; has no functional consequence, but maybe someone knows more about
[http://netty.io/wiki/reference-counted-objects.html]
{code:java}
23:39:40.555 [nioEventLoopGroup-5-1] ERROR 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:349)
io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187)
io.netty.buffer.AbstractByteBufAllocator.buffer(AbstractByteBufAllocator.java:123)
io.netty.buffer.AbstractByteBuf.readBytes(AbstractByteBuf.java:864)
io.netty.buffer.WrappedByteBuf.readBytes(WrappedByteBuf.java:616)
org.apache.plc4x.java.isoontcp.protocol.IsoOnTcpProtocol.decode(IsoOnTcpProtocol.java:100)
io.netty.handler.codec.ByteToMessageCodec$1.decode(ByteToMessageCodec.java:42)
io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:502)
io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:441)
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:278)
io.netty.handler.codec.ByteToMessageCodec.channelRead(ByteToMessageCodec.java:103)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1408)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:930)
io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163)
io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:682)
io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:617)
io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:534)
io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:496)
io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:906)
io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
java.lang.Thread.run(Thread.java:748)
{code}
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