[PLC4X-163] Netty OutOfDirectMemoryError - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Blocker
Resolution: Fixed
Affects Version/s: 0.5.0
Fix Version/s: 0.6.0
Component/s: Util-Scraper
Labels:
None
Environment:

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Ubuntu 16.04 LTS
Java 1.8.0_201
{code}$ java -XX:+PrintFlagsFinal -version | grep -iE 'HeapSize|PermSize|ThreadStackSize'
     intx CompilerThreadStackSize = 0 {pd product}
    uintx ErgoHeapSizeLimit = 0 {product}
    uintx HeapSizePerGCThread = 87241520 {product}
    uintx InitialHeapSize := 132120576 {product}
    uintx LargePageHeapSizeThreshold = 134217728 {product}
    uintx MaxHeapSize := 2092957696 {product}
     intx ThreadStackSize = 1024 {pd product}
     intx VMThreadStackSize = 1024 {pd product}
java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode){code}

Show
Ubuntu 16.04 LTS Java 1.8.0_201 {code}$ java -XX:+PrintFlagsFinal -version | grep -iE 'HeapSize|PermSize|ThreadStackSize'      intx CompilerThreadStackSize = 0 {pd product}     uintx ErgoHeapSizeLimit = 0 {product}     uintx HeapSizePerGCThread = 87241520 {product}     uintx InitialHeapSize := 132120576 {product}     uintx LargePageHeapSizeThreshold = 134217728 {product}     uintx MaxHeapSize := 2092957696 {product}      intx ThreadStackSize = 1024 {pd product}      intx VMThreadStackSize = 1024 {pd product} java version "1.8.0_201" Java(TM) SE Runtime Environment (build 1.8.0_201-b09) Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode){code}

Description

After roughly 5-7 days of continued scraper operation (about 10 PLC tags, 100ms sampling rate), the scraper stops working with the following log output:

2019-12-12 18:08:29.569  WARN 23031 --- [nioEventLoopGroup-2-1] io.netty.channel.DefaultChannelPipeline  : An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.

io.netty.util.internal.OutOfDirectMemoryError: failed to allocate 16777216 byte(s) of direct memory (used: 1845493760, max: 1860698112)
	at io.netty.util.internal.PlatformDependent.incrementMemoryCounter(PlatformDependent.java:726) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.PlatformDependent.allocateDirectNoCleaner(PlatformDependent.java:681) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.allocateDirect(PoolArena.java:758) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:734) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:245) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:215) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:147) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:342) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:178) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:139) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.DefaultMaxMessagesRecvByteBufAllocator$MaxMessageHandle.allocate(DefaultMaxMessagesRecvByteBufAllocator.java:114) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:147) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_201]

2019-12-12 18:08:29.569  WARN 23031 --- [nioEventLoopGroup-2-1] io.netty.channel.DefaultChannelPipeline  : An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.

io.netty.util.internal.OutOfDirectMemoryError: failed to allocate 16777216 byte(s) of direct memory (used: 1845493760, max: 1860698112)
	at io.netty.util.internal.PlatformDependent.incrementMemoryCounter(PlatformDependent.java:726) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.PlatformDependent.allocateDirectNoCleaner(PlatformDependent.java:681) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.allocateDirect(PoolArena.java:758) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:734) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:245) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:215) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:147) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:342) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:178) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:139) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.DefaultMaxMessagesRecvByteBufAllocator$MaxMessageHandle.allocate(DefaultMaxMessagesRecvByteBufAllocator.java:114) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:147) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_201]

2019-12-12 18:08:29.570  WARN 23031 --- [nioEventLoopGroup-2-1] io.netty.channel.DefaultChannelPipeline  : An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.

io.netty.util.internal.OutOfDirectMemoryError: failed to allocate 16777216 byte(s) of direct memory (used: 1845493760, max: 1860698112)
	at io.netty.util.internal.PlatformDependent.incrementMemoryCounter(PlatformDependent.java:726) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.PlatformDependent.allocateDirectNoCleaner(PlatformDependent.java:681) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.allocateDirect(PoolArena.java:758) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:734) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:245) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:215) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:147) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:342) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:178) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:139) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.DefaultMaxMessagesRecvByteBufAllocator$MaxMessageHandle.allocate(DefaultMaxMessagesRecvByteBufAllocator.java:114) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:147) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_201]

2019-12-12 18:08:29.570  WARN 23031 --- [nioEventLoopGroup-2-1] io.netty.channel.DefaultChannelPipeline  : An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.

io.netty.util.internal.OutOfDirectMemoryError: failed to allocate 16777216 byte(s) of direct memory (used: 1845493760, max: 1860698112)
	at io.netty.util.internal.PlatformDependent.incrementMemoryCounter(PlatformDependent.java:726) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.PlatformDependent.allocateDirectNoCleaner(PlatformDependent.java:681) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.allocateDirect(PoolArena.java:758) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:734) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:245) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:215) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:147) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:342) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:178) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:139) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.DefaultMaxMessagesRecvByteBufAllocator$MaxMessageHandle.allocate(DefaultMaxMessagesRecvByteBufAllocator.java:114) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:147) ~[netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_201]

2019-12-12 18:08:29.570  WARN 23031 --- [nioEventLoopGroup-2-1] io.netty.channel.DefaultChannelPipeline  : An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.

io.netty.util.internal.OutOfDirectMemoryError: failed to allocate 16777216 byte(s) of direct memory (used: 1845493760, max: 1860698112)
	at io.netty.util.internal.PlatformDependent.incrementMemoryCounter(PlatformDependent.java:726) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.PlatformDependent.allocateDirectNoCleaner(PlatformDependent.java:681) ~[netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.allocateDirect(PoolArena.java:758) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:734) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:245) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:215) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PoolArena.allocate(PoolArena.java:147) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:342) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBufAllocator.buffer(AbstractByteBufAllocator.java:123) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.buffer.AbstractByteBuf.readBytes(AbstractByteBuf.java:886) ~[netty-buffer-4.1.43.Final.jar!/:4.1.43.Final]
	at org.apache.plc4x.java.isoontcp.protocol.IsoOnTcpProtocol.decode(IsoOnTcpProtocol.java:100) ~[plc4j-protocol-iso-on-tcp-0.5.0.jar!/:0.5.0]
	at io.netty.handler.codec.ByteToMessageCodec$1.decode(ByteToMessageCodec.java:42) ~[netty-codec-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:503) ~[netty-codec-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:442) ~[netty-codec-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:281) ~[netty-codec-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.handler.codec.ByteToMessageCodec.channelRead(ByteToMessageCodec.java:103) ~[netty-codec-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.43.Final.jar!/:4.1.43.Final]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_201]

2019-12-12 18:08:31.563  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:33.564  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:35.565  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:37.566  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:39.566  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:41.567  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:43.568  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:45.568  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:47.569  WARN 23031 --- [triggeredscraper-scheduling-thread-20] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:49.569  WARN 23031 --- [triggeredscraper-scheduling-thread-7] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG
2019-12-12 18:08:51.570  WARN 23031 --- [triggeredscraper-scheduling-thread-7] o.a.p.j.s.t.TriggeredScraperTask         : Exception during scraping of Job example, Connection-Alias S7: Error-message: null - for stack-trace change logging to DEBUG

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07/Jan/20 14:32
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Sebastian Wiendl

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is duplicated by

PLC4X-152 SCHWERWIEGEND: LEAK: ByteBuf.release() was not called before it's garbage-collected.

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relates to

PLC4X-175 ERROR ResourceLeakDetector: LEAK: ByteBuf.release() was not called before it's garbage-collected

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links to

GitHub Pull Request #116

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Assignee:: Julian Feinauer

Reporter:: Sebastian Wiendl

Votes:: 1 Vote for this issue

Watchers:: 3 Start watching this issue

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Created:: 16/Dec/19 07:45

Updated:: 01/Mar/20 13:53

Resolved:: 06/Feb/20 21:12

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Netty OutOfDirectMemoryError

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