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Re: Persistent Services

To: "Thomas A. Morris" <morrist@xxxxxxxxxxxx>
Subject: Re: Persistent Services
Cc: jbearce@xxxxxxxxxxxx, lvs-users@xxxxxxxxxxxxxxxxxxxxxx, morrist@xxxxxxxxxxxx
From: bobby.moore@xxxxxxxxxxxxx
Date: Mon, 26 Jun 2000 13:05:24 -0400
You can use MON to do this. See http://www.kernel.org/software/mon/

Bobby Moore Worldspan
Phone: 770.563.7362 Fax: 770.563.6406
bobby.moore@xxxxxxxxxxxxx


                                                                                
                               
                    "Thomas A.                                                  
                               
                    Morris"              To:     jbearce@xxxxxxxxxxxx           
                               
                    <morrist@cont        cc:     
lvs-users@xxxxxxxxxxxxxxxxxxxxxx                              
                    erra.com>            Subject:     Re: Persistent Services   
                               
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                    morrist@cross                                               
                               
                    tor.com                                                     
                               
                                                                                
                               
                                                                                
                               
                    06/26/00                                                    
                               
                    01:11 PM                                                    
                               
                                                                                
                               
                                                                                
                               




jbearce@xxxxxxxxxxxx wrote:

> Ok quick question....  I've noticed that when running LVS with persistent
> services, if one of the real servers goes down, anyone connected to that
real
> server will not get routed to another real server until the timer for
that
> persistent service runs out.  What I need to do is have the user
immediately
> forwarded to another real server if the server they're connected to takes
a dump
> (but still maintain the persistent feature).  The biggest problem is that
due to
> the application running behind the LVS box, the persistent timeout needs
to be
> set at just over 10 minutes (which is a long time to have a user not able
to
> access a box).  I've started looking at the LVS source, but I figured I'd
check
> and see if I was just missing something before I started trying to come
up with
> my own solution.
>
> Any help would be greatly appreciated.
>
> Thanks,
> Jim
>

In my experience, if the realserver is removed from the configuration with
the
ipvsadm command, then
the clients are switched immedietly. This may help solve your problem.
Tom










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