Re: [lvs-users] Directors, single point of failure

To: " users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] Directors, single point of failure
From: Joseph Mack NA3T <jmack@xxxxxxxx>
Date: Mon, 29 Oct 2007 10:00:49 -0700 (PDT)
On Mon, 29 Oct 2007, Matthew Smart wrote:

> I have a production cluster running lvs-tun with realservers distributed
> geographically in order to provide high availability.  I have a director
> and a backup, but they exist on the same local network. Last week, there
> was a failure in the fiber line connecting my directors to the internet
> and the whole cluster went down as a result...

it's a problem and comes up occasionally here. I think it 
may be discussed in the HOWTO (I should know, but I've 

There is no cheap solution. If you have a two pairs of 
directors in separate locations, then the data centers have 
to cooperate (usually the same company) and they have to do 
fast DNS updates.


Joseph Mack NA3T EME(B,D), FM05lw North Carolina
jmack (at) wm7d (dot) net - azimuthal equidistant map
generator at
Homepage It's GNU/Linux!

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