Hi Rohit,
a) 'http-nio-8080-exec-69' thread is stuck on read0() method in sun.nio.ch.SocketDispatcher file. Before getting stuck, this thread obtained 6 locks due to that 1 thread is BLOCKED as shown in the above screenshot.
Below are the few lines of thread stacktrace:
at sun.nio.ch.SocketDispatcher.read0(java.base@14.0.2/Native Method)
at sun.nio.ch.SocketDispatcher.read(java.base@14.0.2/SocketDispatcher.java:47)
at sun.nio.ch.NioSocketImpl.tryRead(java.base@14.0.2/NioSocketImpl.java:261)
at sun.nio.ch.NioSocketImpl.implRead(java.base@14.0.2/NioSocketImpl.java:312)
at sun.nio.ch.NioSocketImpl.read(java.base@14.0.2/NioSocketImpl.java:350)
at sun.nio.ch.NioSocketImpl$1.read(java.base@14.0.2/NioSocketImpl.java:803)
at java.net.Socket$SocketInputStream.read(java.base@14.0.2/Socket.java:982)
at com.mysql.cj.protocol.ReadAheadInputStream.fill(ReadAheadInputStream.java:107)
at com.mysql.cj.protocol.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:150)
at com.mysql.cj.protocol.ReadAheadInputStream.read(ReadAheadInputStream.java:180)
- locked <0x00007fd3aad0d0b8> (a com.mysql.cj.protocol.ReadAheadInputStream)
at java.io.FilterInputStream.read(java.base@14.0.2/FilterInputStream.java:132)
at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:533)
at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:703)
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:642)
at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:941)
at com.mysql.cj.NativeSession.execSQL(NativeSession.java:1075)
at com.mysql.cj.jdbc.ClientPreparedStatement.executeInternal(ClientPreparedStatement.java:930)
- locked <0x00007fd3af4fe470> (a com.mysql.cj.jdbc.ConnectionImpl)
at com.mysql.cj.jdbc.ClientPreparedStatement.executeQuery(ClientPreparedStatement.java:1003)
- locked <0x00007fd3af4fe470> (a com.mysql.cj.jdbc.ConnectionImpl)
at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeQuery(NewProxyPreparedStatement.java:431)
at com.appnetix.app.util.QueryUtil.getResult(QueryUtil.java:801)
at com.appnetix.app.util.QueryUtil.getResult(QueryUtil.java:751)
at com.appnetix.app.util.QueryUtil.getResult(QueryUtil.java:729)
at com.appnetix.app.components.cmcampaignmgr.manager.dao.CmCampaignDAO.getCampaignTrackingStats(CmCampaignDAO.java:11602)
at com.appnetix.app.components.cmcampaignmgr.manager.dao.CmCampaignDAO.getCampaignTrackingStats(CmCampaignDAO.java:11448)
at com.appnetix.app.portal.cm.template.AjaxCampaignDashboardAction.execute(AjaxCampaignDashboardAction.java:226)
at jdk.internal.reflect.GeneratedMethodAccessor257.invoke(Unknown Source)
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(java.base@14.0.2/DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(java.base@14.0.2/Method.java:564)
at ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:899)
at ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1544)
at ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68)
at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:98)
at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:90)
at ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1620)
at ognl.ASTMethod.getValueBody(ASTMethod.java:91)
at ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
at ognl.SimpleNode.getValue(SimpleNode.java:258)
at ognl.Ognl.getValue(Ognl.java:470)
at ognl.Ognl.getValue(Ognl.java:434)
at com.opensymphony.xwork2.ognl.OgnlUtil$3.execute(OgnlUtil.java:492)
at com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:544)
at com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:490)
at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:438)
at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:293)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)
at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:140)
at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:167)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at com.appnetix.app.control.web.interceptor.FCFormBeanInterceptor.intercept(FCFormBeanInterceptor.java:72)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at com.appnetix.app.control.web.interceptor.FCRequestProcessorInterceptor.intercept(FCRequestProcessorInterceptor.java:40)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at com.appnetix.app.control.web.interceptor.FCErrorHandlerInterceptor.intercept(FCErrorHandlerInterceptor.java:15)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:48)
at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:574)
at org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:79)
at com.appnetix.app.control.web.filter.FCControllerFilter.doFilter(FCControllerFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at com.appnetix.app.control.web.filter.FCCorsFilter.doFilter(FCCorsFilter.java:69)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at com.appnetix.app.control.web.filter.XSSFilter.doFilter(XSSFilter.java:129)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1590)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
- locked <0x00007fd408aca500> (a org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper)
at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@14.0.2/ThreadPoolExecutor.java:1130)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@14.0.2/ThreadPoolExecutor.java:630)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(java.base@14.0.2/Thread.java:832)
Locked ownable synchronizers:
- <0x00007fd32f10ec60> (a java.util.concurrent.ThreadPoolExecutor$Worker)
- <0x00007fd39cf7dce8> (a java.util.concurrent.locks.ReentrantLock$NonfairSync)
b) 'http-nio-8080-exec-63' thread is stuck on read0() method in sun.nio.ch.SocketDispatcher file. Before getting stuck, this thread obtained 6 locks due to that 1 thread is BLOCKED as shown in the above screenshot.
Below are the few lines of thread stacktrace:
at sun.nio.ch.SocketDispatcher.read0(java.base@14.0.2/Native Method)
at sun.nio.ch.SocketDispatcher.read(java.base@14.0.2/SocketDispatcher.java:47)
at sun.nio.ch.NioSocketImpl.tryRead(java.base@14.0.2/NioSocketImpl.java:261)
at sun.nio.ch.NioSocketImpl.implRead(java.base@14.0.2/NioSocketImpl.java:312)
at sun.nio.ch.NioSocketImpl.read(java.base@14.0.2/NioSocketImpl.java:350)
at sun.nio.ch.NioSocketImpl$1.read(java.base@14.0.2/NioSocketImpl.java:803)
at java.net.Socket$SocketInputStream.read(java.base@14.0.2/Socket.java:982)
at com.mysql.cj.protocol.ReadAheadInputStream.fill(ReadAheadInputStream.java:107)
at com.mysql.cj.protocol.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:150)
at com.mysql.cj.protocol.ReadAheadInputStream.read(ReadAheadInputStream.java:180)
- locked <0x00007fd3dd1998b0> (a com.mysql.cj.protocol.ReadAheadInputStream)
at java.io.FilterInputStream.read(java.base@14.0.2/FilterInputStream.java:132)
at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:533)
at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:703)
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:642)
at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:941)
at com.mysql.cj.NativeSession.execSQL(NativeSession.java:1075)
at com.mysql.cj.jdbc.ClientPreparedStatement.executeInternal(ClientPreparedStatement.java:930)
- locked <0x00007fd3dd195c20> (a com.mysql.cj.jdbc.ConnectionImpl)
at com.mysql.cj.jdbc.ClientPreparedStatement.executeQuery(ClientPreparedStatement.java:1003)
- locked <0x00007fd3dd195c20> (a com.mysql.cj.jdbc.ConnectionImpl)
at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeQuery(NewProxyPreparedStatement.java:431)
at com.appnetix.app.util.QueryUtil.getResult(QueryUtil.java:801)
at com.appnetix.app.util.QueryUtil.getResult(QueryUtil.java:751)
at com.appnetix.app.util.QueryUtil.getResult(QueryUtil.java:729)
at com.appnetix.app.components.cmcampaignmgr.manager.dao.CmCampaignDAO.getCampaignTrackingStats(CmCampaignDAO.java:11602)
at com.appnetix.app.components.cmcampaignmgr.manager.dao.CmCampaignDAO.getCampaignTrackingStats(CmCampaignDAO.java:11448)
at com.appnetix.app.portal.cm.template.AjaxCampaignDashboardAction.execute(AjaxCampaignDashboardAction.java:226)
at jdk.internal.reflect.GeneratedMethodAccessor257.invoke(Unknown Source)
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(java.base@14.0.2/DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(java.base@14.0.2/Method.java:564)
at ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:899)
at ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1544)
at ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68)
at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:98)
at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:90)
at ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1620)
at ognl.ASTMethod.getValueBody(ASTMethod.java:91)
at ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
at ognl.SimpleNode.getValue(SimpleNode.java:258)
at ognl.Ognl.getValue(Ognl.java:470)
at ognl.Ognl.getValue(Ognl.java:434)
at com.opensymphony.xwork2.ognl.OgnlUtil$3.execute(OgnlUtil.java:492)
at com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:544)
at com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:490)
at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:438)
at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:293)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)
at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:140)
at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:167)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at com.appnetix.app.control.web.interceptor.FCFormBeanInterceptor.intercept(FCFormBeanInterceptor.java:72)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at com.appnetix.app.control.web.interceptor.FCRequestProcessorInterceptor.intercept(FCRequestProcessorInterceptor.java:40)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at com.appnetix.app.control.web.interceptor.FCErrorHandlerInterceptor.intercept(FCErrorHandlerInterceptor.java:15)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
at org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:48)
at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:574)
at org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:79)
at com.appnetix.app.control.web.filter.FCControllerFilter.doFilter(FCControllerFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at com.appnetix.app.control.web.filter.FCCorsFilter.doFilter(FCCorsFilter.java:69)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at com.appnetix.app.control.web.filter.XSSFilter.doFilter(XSSFilter.java:129)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1590)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
- locked <0x00007fd408a910b0> (a org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper)
at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@14.0.2/ThreadPoolExecutor.java:1130)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@14.0.2/ThreadPoolExecutor.java:630)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(java.base@14.0.2/Thread.java:832)
Locked ownable synchronizers:
- <0x00007fd32f10e840> (a java.util.concurrent.ThreadPoolExecutor$Worker)
- <0x00007fd3b0a983c0> (a java.util.concurrent.locks.ReentrantLock$NonfairSync)
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