ERROR io.netty.util.ResourceLeakDetector - LEAK: ByteBuf.release() was not called before it's garbage-collected.

Question

ERROR io.netty.util.ResourceLeakDetector - LEAK: ByteBuf.release() was not called before it's garbage-collected.

linuxdf opened this issue 3 months ago · comments

[reactor-http-epoll-11] ERROR 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:
	io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:385)
	io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:187)
	io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:178)
	io.netty.buffer.AbstractByteBufAllocator.buffer(AbstractByteBufAllocator.java:115)
	org.springframework.core.io.buffer.NettyDataBufferFactory.allocateBuffer(NettyDataBufferFactory.java:71)
	org.springframework.core.io.buffer.NettyDataBufferFactory.allocateBuffer(NettyDataBufferFactory.java:39)
	org.springframework.http.codec.json.AbstractJackson2Encoder.encodeValue(AbstractJackson2Encoder.java:204)
	org.springframework.http.codec.json.AbstractJackson2Encoder.lambda$encode$0(AbstractJackson2Encoder.java:137)
	reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:107)
	reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2344)
	reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.request(FluxMapFuseable.java:162)
	reactor.core.publisher.MonoSingle$SingleSubscriber.request(MonoSingle.java:94)
	reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:2152)
	reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:2026)
	reactor.core.publisher.MonoSingle$SingleSubscriber.onSubscribe(MonoSingle.java:114)
	reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onSubscribe(FluxMapFuseable.java:90)
	reactor.core.publisher.MonoJust.subscribe(MonoJust.java:54)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:150)
	reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.java:1782)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:144)
	reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:67)
	reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2344)
	reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:2152)
	reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:2026)
	reactor.core.publisher.MonoJust.subscribe(MonoJust.java:54)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.drain(MonoIgnoreThen.java:172)
	reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:56)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onError(FluxOnErrorResume.java:97)
	reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onError(FluxOnErrorResume.java:100)
	reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onError(FluxOnAssembly.java:390)
	reactor.core.publisher.Operators.error(Operators.java:196)
	reactor.core.publisher.MonoError.subscribe(MonoError.java:52)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onError(FluxOnErrorResume.java:97)
	reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onError(FluxOnAssembly.java:390)
	reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onError(FluxOnAssembly.java:390)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.onError(MonoFlatMap.java:165)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.secondError(MonoFlatMap.java:185)
	reactor.core.publisher.MonoFlatMap$FlatMapInner.onError(MonoFlatMap.java:251)
	reactor.core.publisher.Operators$MonoSubscriber.onError(Operators.java:1829)
	reactor.core.publisher.MonoIgnoreThen$ThenIgnoreInner.onError(MonoIgnoreThen.java:235)
	reactor.core.publisher.FluxDoFinally$DoFinallySubscriber.onError(FluxDoFinally.java:129)
	com.alibaba.csp.sentinel.adapter.reactor.SentinelReactorSubscriber.hookOnError(SentinelReactorSubscriber.java:153)
	com.alibaba.csp.sentinel.adapter.reactor.InheritableBaseSubscriber.onError(InheritableBaseSubscriber.java:176)
	com.alibaba.csp.sentinel.adapter.reactor.SentinelReactorSubscriber.onError(SentinelReactorSubscriber.java:37)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.onError(MonoFlatMap.java:165)
	reactor.core.publisher.FluxContextStart$ContextStartSubscriber.onError(FluxContextStart.java:110)
	reactor.core.publisher.FluxMapFuseable$MapFuseableConditionalSubscriber.onError(FluxMapFuseable.java:326)
	reactor.core.publisher.FluxFilterFuseable$FilterFuseableConditionalSubscriber.onError(FluxFilterFuseable.java:375)
	reactor.core.publisher.MonoCollect$CollectSubscriber.onError(MonoCollect.java:137)
	reactor.core.publisher.FluxMap$MapSubscriber.onError(FluxMap.java:126)
	reactor.core.publisher.FluxPeek$PeekSubscriber.onError(FluxPeek.java:214)
	reactor.core.publisher.FluxMap$MapSubscriber.onError(FluxMap.java:126)
	reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onError(Operators.java:2021)
	reactor.core.publisher.MonoIgnoreElements$IgnoreElementsSubscriber.onError(MonoIgnoreElements.java:76)
	reactor.core.publisher.Operators.error(Operators.java:196)
	reactor.netty.FutureMono$DeferredFutureMono.subscribe(FutureMono.java:133)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.FluxConcatArray$ConcatArraySubscriber.onComplete(FluxConcatArray.java:207)
	reactor.core.publisher.FluxConcatArray.subscribe(FluxConcatArray.java:80)
	reactor.core.publisher.InternalFluxOperator.subscribe(InternalFluxOperator.java:62)
	reactor.netty.ByteBufFlux.subscribe(ByteBufFlux.java:327)
	reactor.core.publisher.InternalFluxOperator.subscribe(InternalFluxOperator.java:62)
	reactor.netty.ByteBufFlux.subscribe(ByteBufFlux.java:327)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	com.alibaba.csp.sentinel.adapter.reactor.MonoSentinelOperator.subscribe(MonoSentinelOperator.java:40)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.drain(MonoIgnoreThen.java:172)
	reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:56)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:150)
	reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:67)
	reactor.core.publisher.MonoNext$NextSubscriber.onNext(MonoNext.java:76)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.innerNext(FluxConcatMap.java:274)
	reactor.core.publisher.FluxConcatMap$ConcatMapInner.onNext(FluxConcatMap.java:851)
	reactor.core.publisher.FluxMap$MapSubscriber.onNext(FluxMap.java:114)
	reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:67)
	reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.java:1782)
	reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:144)
	reactor.core.publisher.FluxMap$MapSubscriber.onNext(FluxMap.java:114)
	reactor.core.publisher.MonoNext$NextSubscriber.onNext(MonoNext.java:76)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.innerNext(FluxConcatMap.java:274)
	reactor.core.publisher.FluxConcatMap$ConcatMapInner.onNext(FluxConcatMap.java:851)
	reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.java:73)
	reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:173)
	reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.java:1782)
	reactor.core.publisher.MonoFilterWhen$MonoFilterWhenMain.onNext(MonoFilterWhen.java:140)
	reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2344)
	reactor.core.publisher.MonoFilterWhen$MonoFilterWhenMain.onSubscribe(MonoFilterWhen.java:103)
	reactor.core.publisher.MonoJust.subscribe(MonoJust.java:54)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.drain(FluxConcatMap.java:441)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.onNext(FluxConcatMap.java:243)
	reactor.core.publisher.FluxDematerialize$DematerializeSubscriber.onNext(FluxDematerialize.java:91)
	reactor.core.publisher.FluxDematerialize$DematerializeSubscriber.onNext(FluxDematerialize.java:38)
	reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:267)
	reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:225)
	reactor.core.publisher.FluxDematerialize$DematerializeSubscriber.request(FluxDematerialize.java:120)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.onSubscribe(FluxConcatMap.java:228)
	reactor.core.publisher.FluxDematerialize$DematerializeSubscriber.onSubscribe(FluxDematerialize.java:70)
	reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:161)
	reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:86)
	reactor.core.publisher.InternalFluxOperator.subscribe(InternalFluxOperator.java:62)
	reactor.core.publisher.FluxDefer.subscribe(FluxDefer.java:54)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.drain(FluxConcatMap.java:441)
	reactor.core.publisher.FluxConcatMap$ConcatMapImmediate.onSubscribe(FluxConcatMap.java:211)
	reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:161)
	reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:86)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	reactor.core.publisher.Mono.subscribe(Mono.java:4213)
	reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.drain(MonoIgnoreThen.java:172)
	reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:56)
	reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:64)
	reactor.netty.http.server.HttpServerHandle.onStateChange(HttpServerHandle.java:65)
	reactor.netty.ReactorNetty$CompositeConnectionObserver.onStateChange(ReactorNetty.java:518)
	reactor.netty.tcp.TcpServerBind$ChildObserver.onStateChange(TcpServerBind.java:272)
	reactor.netty.http.server.HttpServerOperations.onInboundNext(HttpServerOperations.java:462)
	reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.java:96)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
	io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
	reactor.netty.http.server.HttpTrafficHandler.channelRead(HttpTrafficHandler.java:172)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
	io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
	io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:436)
	io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:324)
	io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:296)
	io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:251)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
	io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
	io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
	io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
	io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:795)
	io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:475)
	io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:378)
	io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
	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:750)

Violeta Georgieva · Answer 1 · Mon Mar 25 2024 03:29:13 GMT+0800 (China Standard Time)

@linuxdf Please follow this FAQ https://projectreactor.io/docs/netty/release/reference/index.html#faq.memory-leaks and provide the extended logs.

github-actions · Answer 2 · Mon Apr 01 2024 14:26:29 GMT+0800 (China Standard Time)

If you would like us to look at this issue, please provide the requested information. If the information is not provided within the next 7 days this issue will be closed.

github-actions · Answer 3 · Mon Apr 08 2024 14:26:40 GMT+0800 (China Standard Time)

Closing due to lack of requested feedback. If you would like us to look at this issue, please provide the requested information and we will re-open.