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On Thu, Oct 21, 2010 at 03:50:17PM -0500, Anoop Bhat wrote:
> Hi,
>
> Just a couple questions if someone has experience. We have two real
> servers in an LVS-DR setup with arptables_jf load balancing ssh
> connections. These connections are sometimes kept open for very long
> periods of time and we're wondering how failover works with a setup like
> this.
>
>
> 1. Does the secondary lvs server which just started ipvs and sent
> gratuitous arp to take over the VIP send resets to those connections
> which it doesn't know about or does it simply not respond because it
> doesn't know the state of the connection?
They will be reset when their next packet arrives
unless you use the synchronisation daemon to mitigate this effect.
> 2. Anyone have any experience with ssh load balancing and learned any
> good lessons that we can take advantage of?
My advice is to start simple and work from there.
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