users@glassfish.java.net

Re: Glassfish Memory Issues

From: ITVGuy2000 <hhartley_at_pobox.com>
Date: Thu, 12 Jul 2007 12:03:46 -0700 (PDT)

Is JDK 6 recommended these days?

Please see other post here where I dumped swap space and heap config. Please
tell me if you see anything out of whack.

http://www.nabble.com/Re%3A-Glassfish-Memory-Issues-p11566129.html

Thanks,

ITVGuy2000


sdo wrote:
>
> While there may be an issue with the PermGen space (as Siva is helping
> to debug), it may just be that when you start, you have enough memory to
> fork the JVM. [Forking the JVM to compile a JSP requires, essentially,
> that there be twice as much virtual memory on the machine as your
> process normally consumes.] After the heap grows, you may not have that
> extra space. How much swap space does your system have? And how big have
> you configured your heap?
>
> Could you switch to JDK 6? That will compile the JSPs in process, so
> there is no need to fork the JSP compiler, and no need for the extra
> virtual memory. It will also be significantly faster to compile the
> pages.
>
> -Scott
>
> On Thu, 2007-07-12 at 06:03, ITVGuy2000 wrote:
>> My SJAS server is apparently running out of memory. The memory consumed
>> by
>> the server continues to increase with every deploy and compile until my
>> server no longer responds to incoming requests. If I am lucky I get an
>> exception in the log file indicating out of space (see at bottom of
>> post).
>>
>> This problem occurs on both my development laptop and server (see
>> configuration below).
>>
>> In searching the net and newsgroups I have found the following bug and
>> post:
>> I believe could be part of my issues are due to glassfish not freeing
>> memory
>> after JSP compiles.
>> https://glassfish.dev.java.net/issues/show_bug.cgi?id=2375
>>
>> There is a very long thread about that discusses this unresolved bug.
>> http://forums.java.net/jive/thread.jspa?messageID=202780
>>
>> I am kind of surprised that this bug is not getting more attention. I am
>> surprised its not being reported more often in newsgroups. To me this is
>> a
>> show stopper (P1) bug. During heavy development/deployment I end up
>> having
>> to restart my glassfish server at least once a day.
>>
>> Is anyone else experiencing this?
>> Why isn?t this bug a P1 level bug?
>> What can I do to avoid my system hanging daily?
>>
>> As it stands I am kind if in a pinch. I have migrated all of my
>> applications
>> off of Tomcat onto the glassfish platform. I have gone from Rock Solid
>> forget about it installation, to unstable needing to reboot every day.
>> Please help!
>>
>> Thanks,
>>
>> ITVGuy2000
>>
>> -------------------------------- My Configuration
>> ------------------------------------------------
>>
>> My Development configuration:
>> Sony Laptop Vaio (1.7Ghz, 1.5G Ram, 88G drive (23G free))
>> Windows XP Service Pack 2
>> JDK 1.5.0_11
>> SJAS Version 9 update 1 patch 1
>> NB 5.5.1
>> MySQL 5.0.15
>>
>> My Server configuration:
>> Sun 220R (1G Ram, 18G Drive)
>> Solaris 9 (SunOS 5.9)
>> JDK 1.5.0_2
>> MySQL 5.0.15
>> SJAS Version 9 update 1 patch 1
>>
>> ------------------------------------ Error from server.log file
>> -----------------------------------------
>> [#|2007-07-09T09:35:36.191-0400|SEVERE|sun-appserver-pe9.0|javax.enterprise.system.container.web|_ThreadID=25;_ThreadName=httpWorkerThread-80-2;_RequestID=d2d27139-7fa5-4da4-902f-584dc55171e4;|StandardWrapperValve[jsp]:
>> Servlet.service() for servlet jsp threw exception
>> Error running /opt/SDK/jdk/bin/javac compiler
>> at
>> org.apache.tools.ant.taskdefs.compilers.DefaultCompilerAdapter.executeExternalCompile(DefaultCompilerAdapter.java:473)
>> at
>> org.apache.tools.ant.taskdefs.compilers.JavacExternal.execute(JavacExternal.java:47)
>> at org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:931)
>> at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:757)
>> at org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:428)
>> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:528)
>> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:507)
>> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:495)
>> at
>> org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:530)
>> at
>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
>> at
>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:412)
>> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:318)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>> at
>> org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:397)
>> at
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:278)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at
>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:536)
>> at
>> org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:240)
>> at
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:179)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:73)
>> at
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:182)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at
>> com.sun.enterprise.web.VirtualServerPipeline.invoke(VirtualServerPipeline.java:120)
>> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:939)
>> at
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:137)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at
>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:536)
>> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:939)
>> at
>> org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:239)
>> at
>> com.sun.enterprise.web.connector.grizzly.ProcessorTask.invokeAdapter(ProcessorTask.java:667)
>> at
>> com.sun.enterprise.web.connector.grizzly.ProcessorTask.processNonBlocked(ProcessorTask.java:574)
>> at
>> com.sun.enterprise.web.connector.grizzly.ProcessorTask.process(ProcessorTask.java:844)
>> at
>> com.sun.enterprise.web.connector.grizzly.ReadTask.executeProcessorTask(ReadTask.java:287)
>> at
>> com.sun.enterprise.web.connector.grizzly.ReadTask.doTask(ReadTask.java:212)
>> at
>> com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:252)
>> at
>> com.sun.enterprise.web.connector.grizzly.WorkerThread.run(WorkerThread.java:75)
>> Caused by: java.io.IOException: Cannot run program
>> "/opt/SDK/jdk/bin/javac"
>> (in directory "/opt/SDK/domains/domain1"): error=12, Not enough space
>> at java.lang.ProcessBuilder.start(ProcessBuilder.java:459)
>> at java.lang.Runtime.exec(Runtime.java:593)
>> at sun.reflect.GeneratedMethodAccessor161.invoke(Unknown Source)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> at java.lang.reflect.Method.invoke(Method.java:597)
>> at
>> org.apache.tools.ant.taskdefs.Execute$Java13CommandLauncher.exec(Execute.java:834)
>> at org.apache.tools.ant.taskdefs.Execute.launch(Execute.java:435)
>> at org.apache.tools.ant.taskdefs.Execute.execute(Execute.java:449)
>> at
>> org.apache.tools.ant.taskdefs.compilers.DefaultCompilerAdapter.executeExternalCompile(DefaultCompilerAdapter.java:470)
>> ... 36 more
>> Caused by: java.io.IOException: error=12, Not enough space
>> at java.lang.UNIXProcess.forkAndExec(Native Method)
>> at java.lang.UNIXProcess.<init>(UNIXProcess.java:53)
>> at java.lang.ProcessImpl.start(ProcessImpl.java:65)
>> at java.lang.ProcessBuilder.start(ProcessBuilder.java:452)
>> ... 44 more
>> --- Nested Exception ---
>> java.io.IOException: Cannot run program "/opt/SDK/jdk/bin/javac" (in
>> directory "/opt/SDK/domains/domain1"): error=12, Not enough space
>> at java.lang.ProcessBuilder.start(ProcessBuilder.java:459)
>> at java.lang.Runtime.exec(Runtime.java:593)
>> at sun.reflect.GeneratedMethodAccessor161.invoke(Unknown Source)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> at java.lang.reflect.Method.invoke(Method.java:597)
>> at
>> org.apache.tools.ant.taskdefs.Execute$Java13CommandLauncher.exec(Execute.java:834)
>> at org.apache.tools.ant.taskdefs.Execute.launch(Execute.java:435)
>> at org.apache.tools.ant.taskdefs.Execute.execute(Execute.java:449)
>> at
>> org.apache.tools.ant.taskdefs.compilers.DefaultCompilerAdapter.executeExternalCompile(DefaultCompilerAdapter.java:470)
>> at
>> org.apache.tools.ant.taskdefs.compilers.JavacExternal.execute(JavacExternal.java:47)
>> at org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:931)
>> at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:757)
>> at org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:428)
>> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:528)
>> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:507)
>> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:495)
>> at
>> org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:530)
>> at
>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
>> at
>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:412)
>> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:318)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>> at
>> org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:397)
>> at
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:278)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at
>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:536)
>> at
>> org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:240)
>> at
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:179)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:73)
>> at
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:182)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at
>> com.sun.enterprise.web.VirtualServerPipeline.invoke(VirtualServerPipeline.java:120)
>> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:939)
>> at
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:137)
>> at
>> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566)
>> at
>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:536)
>> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:939)
>> at
>> org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:239)
>> at
>> com.sun.enterprise.web.connector.grizzly.ProcessorTask.invokeAdapter(ProcessorTask.java:667)
>> at
>> com.sun.enterprise.web.connector.grizzly.ProcessorTask.processNonBlocked(ProcessorTask.java:574)
>> at
>> com.sun.enterprise.web.connector.grizzly.ProcessorTask.process(ProcessorTask.java:844)
>> at
>> com.sun.enterprise.web.connector.grizzly.ReadTask.executeProcessorTask(ReadTask.java:287)
>> at
>> com.sun.enterprise.web.connector.grizzly.ReadTask.doTask(ReadTask.java:212)
>> at
>> com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:252)
>> at
>> com.sun.enterprise.web.connector.grizzly.WorkerThread.run(WorkerThread.java:75)
>> Caused by: java.io.IOException: error=12, Not enough space
>> at java.lang.UNIXProcess.forkAndExec(Native Method)
>> at java.lang.UNIXProcess.<init>(UNIXProcess.java:53)
>> at java.lang.ProcessImpl.start(ProcessImpl.java:65)
>> at java.lang.ProcessBuilder.start(ProcessBuilder.java:452)
>> ... 44 more
>>
>>
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