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Re: Geographically separated load balancers?

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: Geographically separated load balancers?
From: Joseph Mack NA3T <jmack@xxxxxxxx>
Date: Mon, 20 Nov 2006 06:30:42 -0800 (PST)
On Sun, 19 Nov 2006, Neil Aggarwal wrote:

Hello:

I am thinking of using LVS to set up a cluster with 2 machines
each located in a different city for geographic redundancy.

do you want two realservers, each in a different place, or two directors each in a different place?

Will LVS work correctly for load balancers on different
subnets?

you'll have to arrange for the two different locations to accept packets for the VIP (or packets to the URL).

Will the load balancers be able to communicate
in order to detect failures and hand the workload to
the other?

yes. you just have to set up the routing.

Joe

--
Joseph Mack NA3T EME(B,D), FM05lw North Carolina
jmack (at) wm7d (dot) net - azimuthal equidistant map
generator at http://www.wm7d.net/azproj.shtml
Homepage http://www.austintek.com/ It's GNU/Linux!

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