DO NOT REPLY TO THIS EMAIL, BUT PLEASE POST YOUR BUG RELATED COMMENTS THROUGH THE WEB INTERFACE AVAILABLE AT <http://nagoya.apache.org/bugzilla/show_bug.cgi?id=17243>. ANY REPLY MADE TO THIS MESSAGE WILL NOT BE COLLECTED AND INSERTED IN THE BUG DATABASE.
http://nagoya.apache.org/bugzilla/show_bug.cgi?id=17243 Deadlock during classloading Summary: Deadlock during classloading Product: Tomcat 4 Version: 4.0.1 Final Platform: Other OS/Version: Other Status: NEW Severity: Normal Priority: Other Component: Catalina AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] During loading of a JSP file nothing seemed to happen for a minute, so I took a thread dump using <ctrl><break>, which revealed the following: [java] FOUND A JAVA LEVEL DEADLOCK: [java] ---------------------------- [java] "HttpProcessor[80][4]": [java] waiting to lock monitor 0x9244b4 (object 0x10e98400, a org.apache.catalina.loader.WebappClassLoader$ResourceEntry), [java] which is locked by "HttpProcessor[80][3]" [java] "HttpProcessor[80][3]": [java] waiting to lock monitor 0x924634 (object 0x103773f8, a org.apache.catalina.loader.WebappClassLoader), [java] which is locked by "HttpProcessor[80][4]" [java] JAVA STACK INFORMATION FOR THREADS LISTED ABOVE: [java] ------------------------------------------------ [java] Java Stack for "HttpProcessor[80][4]": [java] ========== [java] at org.apache.catalina.loader.WebappClassLoader.findClassInternal (WebappClassLoader.java:1533) [java] - waiting to lock <10e98400> (a org.apache.catalina.loader.WebappClassLoader$ResourceEntry) [java] at org.apache.catalina.loader.WebappClassLoader.findClass (WebappClassLoader.java:852) [java] at org.apache.catalina.loader.WebappClassLoader.loadClass (WebappClassLoader.java:1273) [java] at org.apache.catalina.loader.WebappClassLoader.loadClass (WebappClassLoader.java:1156) [java] at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:310) [java] at java.lang.ClassLoader.defineClass0(Native Method) [java] at java.lang.ClassLoader.defineClass(ClassLoader.java:488) [java] at java.security.SecureClassLoader.defineClass (SecureClassLoader.java:106) [java] at org.apache.catalina.loader.WebappClassLoader.findClassInternal (WebappClassLoader.java:1534) [java] - locked <10e98440> (a org.apache.catalina.loader.WebappClassLoader$ResourceEntry) [java] at org.apache.catalina.loader.WebappClassLoader.findClass (WebappClassLoader.java:852) [java] at org.apache.catalina.loader.WebappClassLoader.loadClass (WebappClassLoader.java:1273) [java] at org.apache.catalina.loader.WebappClassLoader.loadClass (WebappClassLoader.java:1156) [java] at org.apache.jasper.servlet.JasperLoader.loadClass (JasperLoader.java:198) [java] at org.apache.jasper.servlet.JasperLoader.loadClass (JasperLoader.java:132) [java] at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:310) [java] at java.lang.Class.newInstance0(Native Method) [java] at java.lang.Class.newInstance(Class.java:232) [java] at org.apache.jasper.servlet.JspServlet$JspServletWrapper.load (JspServlet.java:139) [java] at org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary (JspServlet.java:179) [java] at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service (JspServlet.java:189) [java] at org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:382) [java] at org.apache.jasper.servlet.JspServlet.service (JspServlet.java:474) [java] at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) [java] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:247) [java] at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:193) [java] at dk.netnord.cmd.servlet.RootFilter$FilterMethodContext.forward (RootFilter.java:102) [java] at dk.netnord.cmd.servlet.GetMethod.execute(GetMethod.java:77) [java] at dk.netnord.cmd.servlet.RootFilter.doFilter (RootFilter.java:52) [java] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:213) [java] at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:193) [java] at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:243) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:201) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.valves.CertificatesValve.invoke (CertificatesValve.java:246) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.core.StandardContext.invoke (StandardContext.java:2344) [java] at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:164) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.valves.ErrorDispatcherValve.invoke (ErrorDispatcherValve.java:170) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:170) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.valves.AccessLogValve.invoke (AccessLogValve.java:462) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:163) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.connector.http.HttpProcessor.process (HttpProcessor.java:1011) [java] at org.apache.catalina.connector.http.HttpProcessor.run (HttpProcessor.java:1106) [java] at java.lang.Thread.run(Thread.java:479) [java] Java Stack for "HttpProcessor[80][3]": [java] ========== [java] at java.lang.ClassLoader.checkCerts(ClassLoader.java:530) [java] - waiting to lock <103773f8> (a org.apache.catalina.loader.WebappClassLoader) [java] at java.lang.ClassLoader.defineClass(ClassLoader.java:482) [java] at java.security.SecureClassLoader.defineClass (SecureClassLoader.java:106) [java] at org.apache.catalina.loader.WebappClassLoader.findClassInternal (WebappClassLoader.java:1534) [java] - locked <10e98400> (a org.apache.catalina.loader.WebappClassLoader$ResourceEntry) [java] at org.apache.catalina.loader.WebappClassLoader.findClass (WebappClassLoader.java:852) [java] at org.apache.catalina.loader.WebappClassLoader.loadClass (WebappClassLoader.java:1273) [java] at org.apache.catalina.loader.WebappClassLoader.loadClass (WebappClassLoader.java:1156) [java] at org.apache.jasper.servlet.JasperLoader.loadClass (JasperLoader.java:198) [java] at org.apache.jasper.servlet.JasperLoader.loadClass (JasperLoader.java:132) [java] at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:310) [java] at java.lang.Class.newInstance0(Native Method) [java] at java.lang.Class.newInstance(Class.java:232) [java] at org.apache.jasper.servlet.JspServlet$JspServletWrapper.load (JspServlet.java:139) [java] at org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary (JspServlet.java:179) [java] at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service (JspServlet.java:189) [java] at org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:382) [java] at org.apache.jasper.servlet.JspServlet.service (JspServlet.java:474) [java] at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) [java] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:247) [java] at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:193) [java] at dk.netnord.cmd.servlet.RootFilter$FilterMethodContext.forward (RootFilter.java:102) [java] at dk.netnord.cmd.servlet.GetMethod.execute(GetMethod.java:77) [java] at dk.netnord.cmd.servlet.RootFilter.doFilter (RootFilter.java:52) [java] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:213) [java] at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:193) [java] at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:243) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:201) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.valves.CertificatesValve.invoke (CertificatesValve.java:246) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.core.StandardContext.invoke (StandardContext.java:2344) [java] at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:164) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.valves.ErrorDispatcherValve.invoke (ErrorDispatcherValve.java:170) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:170) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.valves.AccessLogValve.invoke (AccessLogValve.java:462) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:564) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:163) [java] at org.apache.catalina.core.StandardPipeline.invokeNext (StandardPipeline.java:566) [java] at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:472) [java] at org.apache.catalina.core.ContainerBase.invoke (ContainerBase.java:943) [java] at org.apache.catalina.connector.http.HttpProcessor.process (HttpProcessor.java:1011) [java] at org.apache.catalina.connector.http.HttpProcessor.run (HttpProcessor.java:1106) [java] at java.lang.Thread.run(Thread.java:479) [java] Found 1 deadlock. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]