Post your JDBC code On Tue, Aug 17, 2010 at 4:23 PM, Sunil Sharma <sunil.sharm...@hotmail.com>wrote:
> > Hi All, > > Kindly help me to resolve an issue in our production system, where tomcat > is frequenctly getting hunged and axis request threads are been in BLOCKED > state. Below is the snaphot of jstack during hunged state. > > Tomcat : 5.5 > MySQL : 5 > > ======================================================= > jstack 12243 > ======================================================= > Attaching to process ID 12243, please wait... > Debugger attached successfully. > Server compiler detected. > JVM version is 1.5.0_05-b05 > Thread 7767: (state = IN_NATIVE) > - java.net.SocketInputStream.socketRead0(java.io.FileDescriptor, byte[], > int, int, int) @bci=0 (Compiled frame; information may be imprecise) > - java.net.SocketInputStream.read(byte[], int, int) @bci=84, line=129 > (Compiled frame) > - java.io.BufferedInputStream.fill() @bci=175, line=218 (Interpreted > frame) > - java.io.BufferedInputStream.read() @bci=12, line=235 (Interpreted frame) > - java.io.FilterInputStream.read() @bci=4, line=66 (Interpreted frame) > - > sun.rmi.transport.tcp.TCPTransport.handleMessages(sun.rmi.transport.Connection, > boolean) @bci=25, line=442 (Interpreted frame) > - sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run() @bci=685, > line=701 (Interpreted frame) > - java.lang.Thread.run() @bci=11, line=595 (Interpreted frame) > > Thread 2102: (state = BLOCKED) > - java.sql.DriverManager.getConnection(java.lang.String, java.lang.String, > java.lang.String) @bci=0, line=158 (Interpreted frame) > - com.zt.ebiz.util.DBUtil.getUnpooledConnection(java.lang.String, > java.lang.String, java.lang.String, java.lang.String) @bci=15, line=465 > (Interpreted frame) > - com.zt.ebiz.util.DBUtil.getConnection(java.lang.String, > java.lang.String, long, java.lang.String, java.lang.String, > java.lang.String, boolean) @bci=123, line=351 (Interpreted frame) > - com.zt.ebiz.handler.RTHandler.updateRTSchedule(long, long, int, int, > int, java.util.LinkedHashMap) @bci=570, line=875 (Compiled frame) > - > com.zt.ebiz.handler.RTHandler.publishRealTimeCampaign(com.zt.ebiz.server.Campaign, > long, int, java.util.LinkedHashMap) @bci=263, line=158 (Interpreted frame) > - com.zt.ebiz.core.EbizServer.publishRealTimeCampaign(java.lang.String, > long, int, java.util.LinkedHashMap) @bci=29, line=6927 (Interpreted frame) > - > com.zt.ebiz.ws.realtime.RealTimeServiceSoapBindingImpl.sendEbizMail(java.lang.String, > java.lang.String, java.lang.String, com.zt.ebiz.ws.profile.ProfileDTO) > @bci=214, line=132 (Interpreted frame) > - sun.reflect.GeneratedMethodAccessor67.invoke(java.lang.Object, > java.lang.Object[]) @bci=68 (Interpreted frame) > - sun.reflect.DelegatingMethodAccessorImpl.invoke(java.lang.Object, > java.lang.Object[]) @bci=6, line=25 (Compiled frame) > - > org.apache.axis.providers.java.RPCProvider.invokeMethod(org.apache.axis.MessageContext, > java.lang.reflect.Method, java.lang.Object, java.lang.Object[]) @bci=4, > line=397 (Interpreted frame) > - > org.apache.axis.providers.java.RPCProvider.processMessage(org.apache.axis.MessageContext, > org.apache.axis.message.SOAPEnvelope, org.apache.axis.message.SOAPEnvelope, > java.lang.Object) @bci=549, line=186 (Compiled frame) > - > org.apache.axis.providers.java.JavaProvider.invoke(org.apache.axis.MessageContext) > @bci=248, line=323 (Interpreted frame) > - > org.apache.axis.strategies.InvocationStrategy.visit(org.apache.axis.Handler, > org.apache.axis.MessageContext) @bci=2, line=32 (Interpreted frame) > - org.apache.axis.SimpleChain.doVisiting(org.apache.axis.MessageContext, > org.apache.axis.HandlerIterationStrategy) @bci=37, line=118 (Compiled frame) > - org.apache.axis.SimpleChain.invoke(org.apache.axis.MessageContext) > @bci=31, line=83 (Compiled frame) > - > org.apache.axis.handlers.soap.SOAPService.invoke(org.apache.axis.MessageContext) > @bci=70, line=453 (Interpreted frame) > - org.apache.axis.server.AxisServer.invoke(org.apache.axis.MessageContext) > @bci=552, line=281 (Interpreted frame) > - > org.apache.axis.transport.http.AxisServlet.doPost(javax.servlet.http.HttpServletRequest, > javax.servlet.http.HttpServletResponse) @bci=450, line=699 (Compiled frame) > - > javax.servlet.http.HttpServlet.service(javax.servlet.http.HttpServletRequest, > javax.servlet.http.HttpServletResponse) @bci=139, line=709 (Interpreted > frame) > - > org.apache.axis.transport.http.AxisServletBase.service(javax.servlet.http.HttpServletRequest, > javax.servlet.http.HttpServletResponse) @bci=6, line=327 (Interpreted frame) > - javax.servlet.http.HttpServlet.service(javax.servlet.ServletRequest, > javax.servlet.ServletResponse) @bci=30, line=802 (Interpreted frame) > - > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(javax.servlet.ServletRequest, > javax.servlet.ServletResponse) @bci=354, line=252 (Interpreted frame) > - > org.apache.catalina.core.ApplicationFilterChain.doFilter(javax.servlet.ServletRequest, > javax.servlet.ServletResponse) @bci=101, line=173 (Interpreted frame) > - > org.apache.catalina.core.StandardWrapperValve.invoke(org.apache.catalina.connector.Request, > org.apache.catalina.connector.Response) @bci=670, line=213 (Interpreted > frame) > - > org.apache.catalina.core.StandardContextValve.invoke(org.apache.catalina.connector.Request, > org.apache.catalina.connector.Response) @bci=285, line=178 (Interpreted > frame) > - > org.apache.catalina.core.StandardHostValve.invoke(org.apache.catalina.connector.Request, > org.apache.catalina.connector.Response) @bci=64, line=126 (Interpreted > frame) > - > org.apache.catalina.valves.ErrorReportValve.invoke(org.apache.catalina.connector.Request, > org.apache.catalina.connector.Response) @bci=6, line=105 (Interpreted frame) > - > org.apache.catalina.core.StandardEngineValve.invoke(org.apache.catalina.connector.Request, > org.apache.catalina.connector.Response) @bci=42, line=107 (Interpreted > frame) > - > org.apache.catalina.connector.CoyoteAdapter.service(org.apache.coyote.Request, > org.apache.coyote.Response) @bci=141, line=148 (Interpreted frame) > - org.apache.jk.server.JkCoyoteHandler.invoke(org.apache.jk.core.Msg, > org.apache.jk.core.MsgContext) @bci=123, line=199 (Interpreted frame) > - org.apache.jk.common.HandlerRequest.invoke(org.apache.jk.core.Msg, > org.apache.jk.core.MsgContext) @bci=327, line=282 (Interpreted frame) > - org.apache.jk.common.ChannelSocket.invoke(org.apache.jk.core.Msg, > org.apache.jk.core.MsgContext) @bci=191, line=744 (Interpreted frame) > - > org.apache.jk.common.ChannelSocket.processConnection(org.apache.jk.core.MsgContext) > @bci=101, line=674 (Interpreted frame) > - > org.apache.jk.common.ChannelSocket$SocketConnection.runIt(java.lang.Object[]) > @bci=8, line=866 (Interpreted frame) > - org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run() > @bci=167, line=684 (Compiled frame) > - java.lang.Thread.run() @bci=11, line=595 (Interpreted frame) > > > Thanks > Sunil. > > > >
