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Posted to rampart-dev@ws.apache.org by "Andreas Veithen (JIRA)" <ji...@apache.org> on 2010/06/11 21:13:13 UTC
[jira] Commented: (AXIS2-4736) Axis Servlet consumes 100% cpu
[ https://issues.apache.org/jira/browse/AXIS2-4736?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12877928#action_12877928 ]
Andreas Veithen commented on AXIS2-4736:
----------------------------------------
This behavior is probably triggered by some malformed URLs. Can you provide a sample request that reproduces the issue?
> Axis Servlet consumes 100% cpu
> ------------------------------
>
> Key: AXIS2-4736
> URL: https://issues.apache.org/jira/browse/AXIS2-4736
> Project: Axis2
> Issue Type: Bug
> Components: kernel
> Environment: Redhat Linux 5.0, Tomcat 6.0, jdk 1.6.0.18
> Reporter: Ishwardeep Singh
> Attachments: thread_dump
>
>
> As soon as tomcat server is started and processes a couple of requests it starts to consume 100% cpu on the machine. Upon taking the thread dump it seems that it is stuck in the query parser. The thread dump for the same is attached.
> "TP-Processor51" daemon prio=10 tid=0x6f242800 nid=0x3764 runnable [0x6a041000]
> java.lang.Thread.State: RUNNABLE
> at java.lang.String.substring(String.java:1939)
> at org.apache.axis2.transport.http.util.QueryStringParser.getName(QueryStringParser.java:99)
> at org.apache.axis2.transport.http.util.QueryStringParser.search(QueryStringParser.java:82)
> at org.apache.axis2.transport.http.AxisServlet.doGet(AxisServlet.java:246)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
> at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
> at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
> at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
> at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:555)
> at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
> at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
> at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
> at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:769)
> at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:698)
> at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:891)
> at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
> at java.lang.Thread.run(Thread.java:619)
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