geronimo-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Joe Bohn <joe.b...@earthlink.net>
Subject Re: Server Shutdown & Reboot issues
Date Tue, 22 Nov 2005 22:59:22 GMT

Does anybody care?

If not I'll just create a JIRA to remove the reboot capability and add 
the patch.


Joe Bohn wrote:
> 
> The console currently has a task to shutdown or reboot the server.
> 
> Shutdown isn't a problem ... it just invokes kernel.shutdown() followed 
> by a system exit.  (Although the visual results to the user are slightly 
> different depending upon the configuration most likely because of 
> differences of synchronous/asynchronous variations during shutdown).
> 
> However, for reboot it attempts to spawn a new thread and from that 
> thread invoke kernel.shutdown() followed by an invocation of Daemon.main 
> with no parameters.  And this doesn't work very well at all.
> 
> Should we invest the time now to resolve these problems?  I think the 
> resolution of these problems could get a bit sticky and would continue 
> to be fragile if we don't integrate capabilities directly into the 
> kernel for restart.  It also makes me wonder if we should also provide a 
> restart from the command line if we support it in the console.
> 
> The failures from the reboot vary according to the configuration.  I've 
> only tried this with the default configuration, jetty only, and tomcat 
> only ... but this is the results:
> 
> Jetty only
>  - Gets an error while starting G-Bean 
> "geronimo:type=NetworkService,name=EJB" and indicates it is in the 
> failed state.  This was Caused by: java.net.BindException: Address 
> already in use: JVM_Bind.  In the error log it looks like the port was 
> 4201.  However, the things (at least for the console) appear to work 
> normally after the restart.
> 
> Tomcat only
>  - Doesn't get any errors, but results in the JVM terminating without an 
> attempt at restart.  I haven't tracked down yet who is doing the system 
> exit but there isn't much in the log to indicate a failure.
> 
> Both Jetty & Tomcat (Jetty on 8080, Tomcat on 8090)
> - Gets a whole bunch of error on restart - starting with the same error 
> as Jetty only above plus numerous errors from Tomcat in BaseModelMBean, 
> Registry, Connector, JkMain.  However, once again the console appears to 
> function appropriately (of course it is running on Jetty).
> 
> Joe
> 
> 

-- 
Joe Bohn
joe.bohn@earthlink.net

"He is no fool who gives what he cannot keep, to gain what he cannot 
lose."   -- Jim Elliot

Mime
View raw message