[prev in list] [next in list] [prev in thread] [next in thread] 

List:       keepalived-devel
Subject:    Re: [Keepalived-devel] Removing host and open connections...
From:       Todd Fleisher <todd () fleish ! org>
Date:       2009-06-23 18:30:21
Message-ID: 355B09FA-0712-46F4-8DFB-7123290AB514 () fleish ! org
[Download RAW message or body]

OK, that's what I thought. When I remove a real server from an LVS I  
wait a little while to allow established connections to drain before  
stopping the services on the host.

So what's the point of inhibit_on_failure then?

-T

On Jun 23, 2009, at 10:54 AM, Vincent Bernat wrote:

> OoO Pendant  le repas du mardi  23 juin 2009, vers  19:06, Todd  
> Fleisher
> <todd@fleish.org> disait :
>
>> So, what's the behavior if you don't use this option? Do established
>> connections just get aborted? I've never tested this nor have I used
>> this option in any of my LVS configurations.
>
> LVS  only schedule  new  connections. Established  connections are   
> left
> untouched. For example, if the SMTP  daemon is just down, you will  
> get a
> RST packet  from the host. If  the host is  unresponsive, the  
> connection
> will just  hang. If the SMTP  daemon still works despite  failing at  
> the
> check  (for example  by  refusing any  new  connection), an   
> established
> connection will just work fine.
> -- 
> BOFH excuse #305:
> IRQ-problems with the Un-Interruptable-Power-Supply
>
> -- 
> This message has been scanned for viruses and
> dangerous content, and is believed to be clean.
>


------------------------------------------------------------------------------
_______________________________________________
Keepalived-devel mailing list
Keepalived-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/keepalived-devel
[prev in list] [next in list] [prev in thread] [next in thread]