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Re: polling consoles

cfowler cfowler@outpostsentinel.com
Tue, 22 Oct 2002 08:10:27 -0700 (PDT)


My problem is that I only get to Error("lost connection");  After
console.c attempts a write.  I also get garbage displayed on tty after
the lost connection message is displayed.  I'm tracking that down now!


On Tue, 2002-10-22 at 10:53, cfowler wrote:
> I have this same problem with the console client.  We have been
> embedding conserver and rebooting our embedded devices often.  So when
> someone reboots a device console does not know of that connection death.
> 
> 
> On Tue, 2002-10-22 at 10:46, Corey Hirschman wrote:
> > I was wondering if there is any way for conserver to test the connection
> > between itself and the consoles it is aware of.
> > 
> > We run into a problem that if a terminal server goes down unexpectedly,
> > conserver will not realize that the TCP connections have been broken and
> > will keep them marked as up.  The terminal server, once back up, no
> > longer knows about the connections so none of the console messages are
> > put into the logs, until conserver is either restarted or an explicit
> > connection is made to each machine.
> > 
> > A similar problem occurs if one of the nodes in our cluster crashes. 
> > Once it is fixed and brought back up, conserver does not kill the bad
> > connection and reestablish a connection with the node until an explicit
> > connection is made to the node.
> > 
> > I know this popped up on the list about a year ago and at that time
> > there was nothing that could be done within conserver.  I was wondering
> > if there is now a way to monitor connection status and if not get
> > suggestions as to how to best implement it.
> > 
> > Corey
> > 
> > 
> > 
> > 
> > _______________________________________________
> > users mailing list
> > users@conserver.com
> > https://www.conserver.com/mailman/listinfo/users
> > 
> > 
> 
> 
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