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Re: [lvs-users] ipvs not doing any link balancing

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] ipvs not doing any link balancing
From: Malcolm Turnbull <malcolm@xxxxxxxxxxxxxxxx>
Date: Thu, 26 Aug 2010 12:56:37 +0100
Siva,

Um... What made you think LVS can do link balancing?
Its for server load balancing.


On 26 August 2010 06:46, Sivaraman Kannan <k.sivaraman@xxxxxxxxx> wrote:
>
> Hi guys
>    I have a setup where I have three interfaces on my linux box, one is a
> LAN interface and two are connected to the internet and I want to do link
> balancing of all packets coming from the LAN onto the two WAN interfaces.
>
> I have configured ipvs to do the link balancing (scheduling is weighted
> round-robin) using the following command for each WAN interface:
>
> ipvsadm -a -f <fwmark> -r wan_real_server_ip -z wan_interface -w weight -j
>
> Right now, the behavior is that LVS does not do any link balancing, but only
> sends it out of one interface (i think the first interface that came up).
> ipvsadm -lnc shows a whole bunch of connections in SYN_RECV state...anything
> which came in on the other interface never gets a reply.
>
> If I specify the real server IP as the WAN gateway instead of the interface
> IP itself, it works but I really need this scenario to work. Any
> suggestions? Do you need more information? Please let me know. Thanks!
>
> regards
> Siva.
> _______________________________________________
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>
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--
Regards,

Malcolm Turnbull.

Loadbalancer.org Ltd.
Phone: +44 (0)870 443 8779
http://www.loadbalancer.org/

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