서비스 held 체크인 응답 없음

34491 단어 jstackheldBLOCKED
프로그램이 held에 의해 죽은 jstack dump 분석 결과 서비스 포트가 아직 있습니다. top는 잠기지 않았고 cpu는 100%가 없습니다. jstack dump 분석 결과 모든 스레드 탱크가 held에 의해 잠겨 있는 것을 발견했습니다. 이번 원시는kafka가 동시적으로 일으킨 것입니다. 이에 기록합니다.
"defaultEventExecutorGroup-4-15" #564 prio=5 os_prio=0 tid=0x00007f3394008bd0 nid=0x3b98 waiting for monitor entry [0x00007f3184869000]
   java.lang.Thread.State: BLOCKED (on object monitor)
	at kafka.producer.Producer.send(Producer.scala:71)
	- waiting to lock <0x00007f3d1804d1f0> (a java.lang.Object)
	at kafka.javaapi.producer.Producer.send(Producer.scala:33)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:109)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:105)
	at com.ifeng.recom.engine.headline.content.cache.sync.RecomSyncUtil.sendEngineLoadInfo(RecomSyncUtil.java:392)
	at com.ifeng.recom.engine.headline.controller.AppController.recomList(AppController.java:144)
	at com.ifeng.recom.engine.headline.controller.AppController$$FastClassBySpringCGLIB$$69ac1893.invoke()
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:721)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:656)
	at com.ifeng.recom.engine.headline.controller.AppController$$EnhancerBySpringCGLIB$$c4d24184.recomList()
	at com.ifeng.recom.engine.headline.controller.TransferController.recomListPost(TransferController.java:48)
	at sun.reflect.GeneratedMethodAccessor88.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:116)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:156)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:40)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
	at io.netty.channel.AbstractChannelHandlerContext.access$600(AbstractChannelHandlerContext.java:38)
	at io.netty.channel.AbstractChannelHandlerContext$7.run(AbstractChannelHandlerContext.java:353)
	at io.netty.util.concurrent.DefaultEventExecutor.run(DefaultEventExecutor.java:66)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"nioEventLoopGroup-3-16" #563 prio=10 os_prio=0 tid=0x00007f3304024770 nid=0x3b97 runnable [0x00007f318496b000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	- locked <0x00007f36083e8d68> (a io.netty.channel.nio.SelectedSelectionKeySet)
	- locked <0x00007f36083eaee0> (a java.util.Collections$UnmodifiableSet)
	- locked <0x00007f36083eada0> (a sun.nio.ch.EPollSelectorImpl)
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:752)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:408)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"nioEventLoopGroup-3-15" #562 prio=10 os_prio=0 tid=0x00007f33040232c0 nid=0x3b96 runnable [0x00007f3184a6c000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	- locked <0x00007f3607ab0990> (a io.netty.channel.nio.SelectedSelectionKeySet)
	- locked <0x00007f3607ab2b08> (a java.util.Collections$UnmodifiableSet)
	- locked <0x00007f3607ab29c8> (a sun.nio.ch.EPollSelectorImpl)
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:752)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:408)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"defaultEventExecutorGroup-4-14" #561 prio=5 os_prio=0 tid=0x00007f33800011d0 nid=0x3b94 runnable [0x00007f3184b6c000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.FileDispatcherImpl.writev0(Native Method)
	at sun.nio.ch.SocketDispatcher.writev(SocketDispatcher.java:51)
	at sun.nio.ch.IOUtil.write(IOUtil.java:148)
	at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:504)
	- locked <0x00007f3ddf3ca950> (a java.lang.Object)
	at java.nio.channels.SocketChannel.write(SocketChannel.java:502)
	at kafka.network.BoundedByteBufferSend.writeTo(BoundedByteBufferSend.scala:56)
	at kafka.network.Send$class.writeCompletely(Transmission.scala:75)
	at kafka.network.BoundedByteBufferSend.writeCompletely(BoundedByteBufferSend.scala:26)
	at kafka.network.BlockingChannel.send(BlockingChannel.scala:92)
	at kafka.producer.SyncProducer.liftedTree1$1(SyncProducer.scala:72)
	at kafka.producer.SyncProducer.kafka$producer$SyncProducer$$doSend(SyncProducer.scala:71)
	- locked <0x00007f3f41939048> (a java.lang.Object)
	at kafka.producer.SyncProducer$$anonfun$send$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(SyncProducer.scala:102)
	at kafka.producer.SyncProducer$$anonfun$send$1$$anonfun$apply$mcV$sp$1.apply(SyncProducer.scala:102)
	at kafka.producer.SyncProducer$$anonfun$send$1$$anonfun$apply$mcV$sp$1.apply(SyncProducer.scala:102)
	at kafka.metrics.KafkaTimer.time(KafkaTimer.scala:33)
	at kafka.producer.SyncProducer$$anonfun$send$1.apply$mcV$sp(SyncProducer.scala:101)
	at kafka.producer.SyncProducer$$anonfun$send$1.apply(SyncProducer.scala:101)
	at kafka.producer.SyncProducer$$anonfun$send$1.apply(SyncProducer.scala:101)
	at kafka.metrics.KafkaTimer.time(KafkaTimer.scala:33)
	at kafka.producer.SyncProducer.send(SyncProducer.scala:100)
	at kafka.producer.async.DefaultEventHandler.kafka$producer$async$DefaultEventHandler$$send(DefaultEventHandler.scala:255)
	at kafka.producer.async.DefaultEventHandler$$anonfun$dispatchSerializedData$2.apply(DefaultEventHandler.scala:106)
	at kafka.producer.async.DefaultEventHandler$$anonfun$dispatchSerializedData$2.apply(DefaultEventHandler.scala:100)
	at scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:95)
	at scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:95)
	at scala.collection.Iterator$class.foreach(Iterator.scala:772)
	at scala.collection.mutable.HashTable$$anon$1.foreach(HashTable.scala:157)
	at scala.collection.mutable.HashTable$class.foreachEntry(HashTable.scala:190)
	at scala.collection.mutable.HashMap.foreachEntry(HashMap.scala:45)
	at scala.collection.mutable.HashMap.foreach(HashMap.scala:95)
	at kafka.producer.async.DefaultEventHandler.dispatchSerializedData(DefaultEventHandler.scala:100)
	at kafka.producer.async.DefaultEventHandler.handle(DefaultEventHandler.scala:72)
	at kafka.producer.Producer.send(Producer.scala:76)
	- locked <0x00007f3d1804d1f0> (a java.lang.Object)
	at kafka.javaapi.producer.Producer.send(Producer.scala:33)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:109)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:105)
	at com.ifeng.recom.engine.headline.content.cache.sync.RecomSyncUtil.sendEngineLoadInfo(RecomSyncUtil.java:392)
	at com.ifeng.recom.engine.headline.controller.AppController.recomList(AppController.java:144)
	at com.ifeng.recom.engine.headline.controller.AppController$$FastClassBySpringCGLIB$$69ac1893.invoke()
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:721)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:656)
	at com.ifeng.recom.engine.headline.controller.AppController$$EnhancerBySpringCGLIB$$c4d24184.recomList()
	at com.ifeng.recom.engine.headline.controller.TransferController.recomListPost(TransferController.java:48)
	at sun.reflect.GeneratedMethodAccessor88.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:116)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:156)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:40)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
	at io.netty.channel.AbstractChannelHandlerContext.access$600(AbstractChannelHandlerContext.java:38)
	at io.netty.channel.AbstractChannelHandlerContext$7.run(AbstractChannelHandlerContext.java:353)
	at io.netty.util.concurrent.DefaultEventExecutor.run(DefaultEventExecutor.java:66)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"nioEventLoopGroup-3-14" #560 prio=10 os_prio=0 tid=0x00007f3304021a60 nid=0x3b93 runnable [0x00007f3184c6e000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	- locked <0x00007f36087c2f50> (a io.netty.channel.nio.SelectedSelectionKeySet)
	- locked <0x00007f36087c50c8> (a java.util.Collections$UnmodifiableSet)
	- locked <0x00007f36087c4f88> (a sun.nio.ch.EPollSelectorImpl)
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:752)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:408)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"defaultEventExecutorGroup-4-13" #559 prio=5 os_prio=0 tid=0x00007f337c009050 nid=0x3b92 waiting for monitor entry [0x00007f3184d6e000]
   java.lang.Thread.State: BLOCKED (on object monitor)
	at kafka.producer.Producer.send(Producer.scala:71)
	- waiting to lock <0x00007f3d1804d1f0> (a java.lang.Object)
	at kafka.javaapi.producer.Producer.send(Producer.scala:33)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:109)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:105)
	at com.ifeng.recom.engine.headline.content.cache.sync.RecomSyncUtil.sendEngineLoadInfo(RecomSyncUtil.java:392)
	at com.ifeng.recom.engine.headline.controller.AppController.recomList(AppController.java:144)
	at com.ifeng.recom.engine.headline.controller.AppController$$FastClassBySpringCGLIB$$69ac1893.invoke()
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:721)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:656)
	at com.ifeng.recom.engine.headline.controller.AppController$$EnhancerBySpringCGLIB$$c4d24184.recomList()
	at com.ifeng.recom.engine.headline.controller.TransferController.recomListPost(TransferController.java:48)
	at sun.reflect.GeneratedMethodAccessor88.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:116)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:156)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:40)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
	at io.netty.channel.AbstractChannelHandlerContext.access$600(AbstractChannelHandlerContext.java:38)
	at io.netty.channel.AbstractChannelHandlerContext$7.run(AbstractChannelHandlerContext.java:353)
	at io.netty.util.concurrent.DefaultEventExecutor.run(DefaultEventExecutor.java:66)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"nioEventLoopGroup-3-13" #558 prio=10 os_prio=0 tid=0x00007f33040205d0 nid=0x3b91 runnable [0x00007f3184e70000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	- locked <0x00007f3608795850> (a io.netty.channel.nio.SelectedSelectionKeySet)
	- locked <0x00007f36087979c8> (a java.util.Collections$UnmodifiableSet)
	- locked <0x00007f3608797888> (a sun.nio.ch.EPollSelectorImpl)
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:752)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:408)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"defaultEventExecutorGroup-4-12" #557 prio=5 os_prio=0 tid=0x00007f336800e4f0 nid=0x3b90 waiting for monitor entry [0x00007f3184f70000]
   java.lang.Thread.State: BLOCKED (on object monitor)
	at kafka.producer.Producer.send(Producer.scala:71)
	- waiting to lock <0x00007f3d1804d1f0> (a java.lang.Object)
	at kafka.javaapi.producer.Producer.send(Producer.scala:33)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:109)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:105)
	at com.ifeng.recom.engine.headline.content.cache.sync.RecomSyncUtil.sendEngineLoadInfo(RecomSyncUtil.java:392)
	at com.ifeng.recom.engine.headline.controller.AppController.recomList(AppController.java:144)
	at com.ifeng.recom.engine.headline.controller.AppController$$FastClassBySpringCGLIB$$69ac1893.invoke()
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:721)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:656)
	at com.ifeng.recom.engine.headline.controller.AppController$$EnhancerBySpringCGLIB$$c4d24184.recomList()
	at com.ifeng.recom.engine.headline.controller.TransferController.recomListPost(TransferController.java:48)
	at sun.reflect.GeneratedMethodAccessor88.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:116)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:156)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:40)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
	at io.netty.channel.AbstractChannelHandlerContext.access$600(AbstractChannelHandlerContext.java:38)
	at io.netty.channel.AbstractChannelHandlerContext$7.run(AbstractChannelHandlerContext.java:353)
	at io.netty.util.concurrent.DefaultEventExecutor.run(DefaultEventExecutor.java:66)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"nioEventLoopGroup-3-12" #556 prio=10 os_prio=0 tid=0x00007f330401f120 nid=0x3b8f runnable [0x00007f3185072000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	- locked <0x00007f36087ac3d0> (a io.netty.channel.nio.SelectedSelectionKeySet)
	- locked <0x00007f36087ae548> (a java.util.Collections$UnmodifiableSet)
	- locked <0x00007f36087ae408> (a sun.nio.ch.EPollSelectorImpl)
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:752)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:408)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"defaultEventExecutorGroup-4-11" #555 prio=5 os_prio=0 tid=0x00007f3361001240 nid=0x3b8e waiting for monitor entry [0x00007f3185172000]
   java.lang.Thread.State: BLOCKED (on object monitor)
	at kafka.producer.Producer.send(Producer.scala:71)
	- waiting to lock <0x00007f3d1804d1f0> (a java.lang.Object)
	at kafka.javaapi.producer.Producer.send(Producer.scala:33)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:109)
	at com.ifeng.recom.engine.headline.common.util.kafka.Kafka.send(Kafka.java:105)
	at com.ifeng.recom.engine.headline.content.cache.sync.RecomSyncUtil.sendEngineLoadInfo(RecomSyncUtil.java:392)
	at com.ifeng.recom.engine.headline.controller.AppController.recomList(AppController.java:144)
	at com.ifeng.recom.engine.headline.controller.AppController$$FastClassBySpringCGLIB$$69ac1893.invoke()
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:721)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:656)
	at com.ifeng.recom.engine.headline.controller.AppController$$EnhancerBySpringCGLIB$$c4d24184.recomList()
	at com.ifeng.recom.engine.headline.controller.TransferController.recomListPost(TransferController.java:48)
	at sun.reflect.GeneratedMethodAccessor88.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:116)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:156)
	at com.ifeng.recom.engine.headline.netty.ServletNettyHandler.channelRead0(ServletNettyHandler.java:40)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
	at io.netty.channel.AbstractChannelHandlerContext.access$600(AbstractChannelHandlerContext.java:38)
	at io.netty.channel.AbstractChannelHandlerContext$7.run(AbstractChannelHandlerContext.java:353)
	at io.netty.util.concurrent.DefaultEventExecutor.run(DefaultEventExecutor.java:66)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None

"nioEventLoopGroup-3-11" #554 prio=10 os_prio=0 tid=0x00007f330401dc70 nid=0x3b8d runnable [0x00007f3185274000]
   java.lang.Thread.State: RUNNABLE
	at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
	at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
	at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
	at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
	- locked <0x00007f3606f7afd0> (a io.netty.channel.nio.SelectedSelectionKeySet)
	- locked <0x00007f3606f7d148> (a java.util.Collections$UnmodifiableSet)
	- locked <0x00007f3606f7d008> (a sun.nio.ch.EPollSelectorImpl)
	at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
	at io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:62)
	at io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:752)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:408)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
	at java.lang.Thread.run(Thread.java:745)

   Locked ownable synchronizers:
	- None
Synchronizers
0x00007f3d1804d1f0
Object
Held by:
  defaultEventExecutorGroup-4-14
26 threads waiting to take lock:
  defaultEventExecutorGroup-4-1
  defaultEventExecutorGroup-4-10
  defaultEventExecutorGroup-4-11
  defaultEventExecutorGroup-4-12
  defaultEventExecutorGroup-4-13
  defaultEventExecutorGroup-4-15
  defaultEventExecutorGroup-4-16
  defaultEventExecutorGroup-4-18
  defaultEventExecutorGroup-4-2
  defaultEventExecutorGroup-4-20
  defaultEventExecutorGroup-4-21
  defaultEventExecutorGroup-4-22
  defaultEventExecutorGroup-4-23
  defaultEventExecutorGroup-4-24
  defaultEventExecutorGroup-4-25
  defaultEventExecutorGroup-4-26
  defaultEventExecutorGroup-4-28
  defaultEventExecutorGroup-4-29
  defaultEventExecutorGroup-4-30
  defaultEventExecutorGroup-4-31
  defaultEventExecutorGroup-4-32
  defaultEventExecutorGroup-4-4
  defaultEventExecutorGroup-4-5
  defaultEventExecutorGroup-4-6
  defaultEventExecutorGroup-4-7
  defaultEventExecutorGroup-4-9
0x00007f36089d8508
AbstractQueuedSynchronizer$ConditionObject
20 threads waiting for notification on lock:
  pool-3-thread-1
  pool-3-thread-10
  pool-3-thread-11
  pool-3-thread-12
  pool-3-thread-13
  pool-3-thread-14
  pool-3-thread-15
  pool-3-thread-16
  pool-3-thread-17
  pool-3-thread-18
  pool-3-thread-19
  pool-3-thread-2
  pool-3-thread-20
  pool-3-thread-3
  pool-3-thread-4
  pool-3-thread-5
  pool-3-thread-6
  pool-3-thread-7
  pool-3-thread-8
  pool-3-thread-9
0x00007f3e16b0d4e0
AbstractQueuedSynchronizer$ConditionObject
10 threads waiting for notification on lock:

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