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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=13759 Tomcat Coyote hangs at fill() spending 100% CPU Summary: Tomcat Coyote hangs at fill() spending 100% CPU Product: Tomcat 4 Version: 4.1.12 Platform: PC OS/Version: Linux Status: NEW Severity: Normal Priority: Other Component: Connector:Coyote HTTP/1.1 AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] I've just seen this with Linux OS, but this maybe can be at any platform. After some hours working, some threads (1 or 2) of Tomcat begins to spend 100% CPU. Tomcat respond to new request but very very slowlly. Here I attach the thread trace of the threads spending 100% CPU: CPU1 states: 0,0% user, 7,0% system, 0,0% nice, 92,5% idle Mem: 1029620K av, 762008K used, 267612K free, 0K shrd, 157844K buff Swap: 1060248K av, 0K used, 1060248K free 219684K cached $<5>$<3>$<2>$<2>PID to kill: $<2>ill PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME COMMAND 20060 root 15 0 297M 297M 67604 R 99,9 29,5 135:44 java 764 jas 15 0 1096 1096 812 R 7,0 0,1 0:07 top 1 root 8 0 504 504 440 S 0,0 0,0 0:07 init 2 root 8 0 0 0 0 SW 0,0 0,0 0:00 keventd ... "Thread-13" daemon prio=1 tid=0x0x8d053b0 nid=0x4e5c runnable [bc3ff000..bc3ff8ac] at org.apache.coyote.http11.InternalInputBuffer.fill(InternalInputBuffer.java:777) at org.apache.coyote.http11.InternalInputBuffer$InputStreamInputBuffer.doRead(InternalInputBuffer.java:807) at org.apache.coyote.http11.filters.IdentityInputFilter.end(IdentityInputFilter.java:203) at org.apache.coyote.http11.InternalInputBuffer.endRequest(InternalInputBuffer.java:398) at org.apache.coyote.http11.Http11Processor.process(Http11Processor..java:418) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:380) at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint..java:508) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:518) at java.lang.Thread.run(Thread.java:536) -- To unsubscribe, e-mail: <mailto:tomcat-dev-unsubscribe@;jakarta.apache.org> For additional commands, e-mail: <mailto:tomcat-dev-help@;jakarta.apache.org>
