users@glassfish.java.net

Re: Possible memory leak

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Wed, 24 Oct 2007 13:32:01 -0400

Ryan de Laplante wrote:
> So you are saying that the stack trace I posted below is for certain
> caused by the issue in this ticket, and not by my JCA connector? That's
> a relief.

Yes :-)

-- Jeanfrancois

>
>
> Thanks,
> Ryan
>
>
> Jeanfrancois Arcand wrote:
>> Hi Ryan,
>>
>> yep:
>>
>> https://glassfish.dev.java.net/issues/show_bug.cgi?id=3683
>>
>> -- Jeanfrancois
>>
>> Ryan de Laplante wrote:
>>> Last week we found that SJSAS 9.1 wasn't running anymore, but the
>>> java.exe process on Windows 2003 Server was using almost 650 MB of
>>> memory. In the log I found that it had run out of memory. I have
>>> not had time to investigate if it is a leak in my own custom JCA
>>> connector, or the app server yet. I will be looking into this in
>>> more detail next week, but thought your team might be interested just
>>> in case it is Glassfish.
>>>
>>> Below is the first exception in the log:
>>>
>>> [#|2007-10-14T13:22:34.916-0500|SEVERE|sun-appserver9.1|javax.enterprise.system.container.web|_ThreadID=986;_ThreadName=httpSSLWorkerThread-81-4;_RequestID=7a4db3a9-8ebc-494e-b13e-7dbaef4a7491;|StandardWrapperValve[Faces
>>> Servlet]: PWC1406: Servlet.service() for servlet Faces Servlet threw
>>> exception
>>> java.lang.OutOfMemoryError: Java heap space
>>> at java.nio.HeapByteBuffer.<init>(HeapByteBuffer.java:39)
>>> at java.nio.ByteBuffer.allocate(ByteBuffer.java:312)
>>> at
>>> com.sun.enterprise.web.connector.grizzly.SocketChannelOutputBuffer.realWriteBytes(SocketChannelOutputBuffer.java:130)
>>>
>>> at
>>> org.apache.coyote.http11.InternalOutputBuffer$OutputStreamOutputBuffer.doWrite(InternalOutputBuffer.java:851)
>>>
>>> at
>>> org.apache.coyote.http11.filters.ChunkedOutputFilter.doWrite(ChunkedOutputFilter.java:149)
>>>
>>> at
>>> org.apache.coyote.http11.InternalOutputBuffer.doWrite(InternalOutputBuffer.java:626)
>>>
>>> at org.apache.coyote.Response.doWrite(Response.java:599)
>>> at
>>> org.apache.coyote.tomcat5.OutputBuffer.realWriteBytes(OutputBuffer.java:404)
>>>
>>> at
>>> org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:417)
>>> at
>>> org.apache.tomcat.util.buf.C2BConverter.convert(C2BConverter.java:118)
>>> at
>>> org.apache.tomcat.util.buf.C2BConverter.convert(C2BConverter.java:139)
>>> at
>>> org.apache.coyote.tomcat5.OutputBuffer.write(OutputBuffer.java:510)
>>> at
>>> org.apache.coyote.tomcat5.CoyoteWriter.write(CoyoteWriter.java:230)
>>> at
>>> org.apache.coyote.tomcat5.CoyoteWriter.write(CoyoteWriter.java:239)
>>> at
>>> com.sun.faces.application.ViewHandlerImpl$WriteBehindStateWriter.write(ViewHandlerImpl.java:834)
>>>
>>> at
>>> com.sun.faces.renderkit.html_basic.HtmlResponseWriter.write(HtmlResponseWriter.java:495)
>>>
>>> at
>>> com.sun.faces.renderkit.html_basic.TextRenderer.getEndTextToRender(TextRenderer.java:158)
>>>
>>> at
>>> com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:204)
>>>
>>> at
>>> javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:836)
>>>
>>> at javax.faces.component.UIComponent.encodeAll(UIComponent.java:896)
>>> at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
>>> at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
>>> at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
>>> at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
>>> at
>>> com.sun.faces.application.ViewHandlerImpl.doRenderView(ViewHandlerImpl.java:245)
>>>
>>> at
>>> com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:176)
>>>
>>> at
>>> com.sun.rave.web.ui.appbase.faces.ViewHandlerImpl.renderView(ViewHandlerImpl.java:285)
>>>
>>> at
>>> com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)
>>>
>>> at
>>> com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
>>> at
>>> com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)
>>> at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245)
>>> at
>>> org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:411)
>>>
>>> |#]
>>>
>>> After that I see one of these every 5-10 minutes, which is from my
>>> custom JCA connector:
>>>
>>> [#|2007-10-14T13:23:12.733-0500|SEVERE|sun-appserver9.1|javax.enterprise.resource.resourceadapter|_ThreadID=35;_ThreadName=Timer-6;_RequestID=ffbb88a8-2425-482a-a87b-d81ebca76dac;|RAR5038:Unexpected
>>> exception while creating resource
>>> javax.resource.ResourceException:
>>>
>>>
>>> There are almost 100 connection pools set up for this connector.
>>> They are configured to have minimum 1, max 15, resize count 1,
>>> timeout 5 minutes.
>>>
>>>
>>> Ryan
>>>
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