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From Vidyadhar <techienote....@gmail.com>
Subject Re: Tomcat getting stopped when idle
Date Fri, 01 Nov 2013 13:13:06 GMT
On 1 Nov 2013 00:52, "Konstantin Kolinko" <knst.kolinko@gmail.com> wrote:
>
> 2013/10/31 Vidyadhar <techienote.com@gmail.com>:
> > Hi,
> >
> > We are facing some weird issue in our Tomcat environment. After starting
> > the Tomcat process on one of our Solaris server, process is
automatically
> > getting shutdown after 2-3 minutes if no activity is done through
> > Application deployed in Tomcat.
> >
> > I have observed similar issue in one of following mailing thread where
as
> > user has asked to install a Listener and print a stacktrace when the
stop
> > event
> > happens. I need to know how to install such Listener.
> >
>
> http://tomcat.apache.org/tomcat-6.0-doc/config/listeners.html
>
> There are several listeners that have been already configured there. You
can
> use their source code as an example.
>
> > http://www.mail-archive.com/users@tomcat.apache.org/msg84717.html
> >
> > Server version: Apache Tomcat/6.0.16
> > Server built:   Jan 28 2008 11:35:29
> > Server number:  6.0.16.0
> > OS Name:        SunOS
> > OS Version:     5.10
> > Architecture:   sparc
> > JVM Version:    1.6.0_51-b11
> > JVM Vendor:     Sun Microsystems Inc.
>
> A recent commercial JRE, but 5,5 years old Tomcat? You may need to read
this:
> http://tomcat.apache.org/security-6.html
>
> >
> >
> > Error in the catalina.out
> >
> > Oct 30, 2013 5:04:56 AM org.apache.coyote.http11.Http11Protocol pause
> > INFO: Pausing Coyote HTTP/1.1 on http-9920
> > Oct 30, 2013 5:04:56 AM org.apache.catalina.connector.Connector pause
> > SEVERE: Protocol handler pause failed
> > java.net.ConnectException: Connection refused
> >         at java.net.PlainSocketImpl.socketConnect(Native Method)
> >         at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:382)
> >         at
> > java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:241)
> >         at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:228)
> >         at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:365)
> >         at java.net.Socket.connect(Socket.java:527)
> >         at java.net.Socket.connect(Socket.java:476)
> >         at java.net.Socket.<init>(Socket.java:373)
> >         at java.net.Socket.<init>(Socket.java:216)
> >         at
> > org.apache.jk.common.ChannelSocket.unLockSocket(ChannelSocket.java:486)
> >         at
org.apache.jk.common.ChannelSocket.pause(ChannelSocket.java:283)
> >         at org.apache.jk.server.JkMain.pause(JkMain.java:681)
> >         at
> > org.apache.jk.server.JkCoyoteHandler.pause(JkCoyoteHandler.java:153)
> >         at
> > org.apache.catalina.connector.Connector.pause(Connector.java:1073)
> >         at
> > org.apache.catalina.core.StandardService.stop(StandardService.java:563)
> >         at
> > org.apache.catalina.core.StandardServer.stop(StandardServer.java:744)
> >         at org.apache.catalina.startup.Catalina.stop(Catalina.java:628)
> >         at
> >
org.apache.catalina.startup.Catalina$CatalinaShutdownHook.run(Catalina.java:671)
>
> Here you already have the stacktrace.
>
> It starts with "CatalinaShutdownHook". It means that JVM was shut down
> by some external force (e.g. a HUP signal). Thus the shutdown hook was
> triggered.
>
> Best regards,
> Konstantin Kolinko
>
> ---------------------------------------------------------------------
Hi Konstantin,

To find out the actual reason we are changing log level to trace. Will keep
you all updated on the same.

Thanks.

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