LVS: localnode question

Horms horms at verge.net.au
Thu Apr 22 12:49:56 BST 2004


On Thu, Apr 22, 2004 at 01:23:59PM +0200, Michael Daum wrote:
> Hi,
> 
> I'm about to set up 9 identical boxes, one of which is a masquerading
> gateway with two nics.  Now, naturally, I'd like to use the gateway as
> a realserver aswell. Following the instructions at chapter 18. LVS:
> localnode I added the address of a local nic of the gateway as a
> realserver to /etc/ipvsadm.rules trying to balance ssh using the wlc
> scheduler. Additionally I've added SNAT using iptables.  I could
> provide more details if desired....
> 
> So far things nearly work. But I can only open 8 ssh connections: the
> 9th ssh connect should be directed to the localnode/gateway which it
> doesn't: Connection refused as if there was no port open. So I added
> ListenAdresses in sshd_config to listen to the correct port. No
> change. The sshd does not get any connect.  The tcp connection seems
> not to be acknowledged at a lower level...
> 
> I tried a dedicated port redirect from gateway:2009 to 127.0.0.1:2009.
> No success: Connection refused.

What does ipvsadm -L -n look like?

If you are trying to do port redirection using LVS, then
this won't work on the Local Node. Other than that,
you should be fine.

-- 
Horms


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