users@glassfish.java.net

Re: Possible memory leak

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Wed, 24 Oct 2007 13:09:03 -0400

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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