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Date:      Sat, 06 Mar 1999 18:32:03 +0100 (CET)
From:      Jeroen Ruigrok/Asmodai <asmodai@wxs.nl>
To:        Christopher M Sedore <cmsedore@maxwell.syr.edu>
Cc:        freebsd-net@FreeBSD.ORG, Luigi Rizzo <luigi@labinfo.iet.unipi.it>
Subject:   Re: IP source address based load balancing
Message-ID:  <XFMail.990306183203.asmodai@wxs.nl>
In-Reply-To: <Pine.BSF.4.05.9903060726360.8329-100000@30.maxwell.syr.edu>

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On 06-Mar-99 Christopher M Sedore wrote:

> Yes.  I'm hoping that I'll be able to write a "cluster" daemon that will
> monitor the machines and reconfigure on failure or addition.  A broadcast
> heartbeat would allow failure detection.  This is somewhat more complex
> that I had originally hoped, since the operations would ideally not need
> a "master" machine, and would be all distributed.  This means that all
> machines in a cluster need to somehow negotiate a mutually agreed upon
> configuration through broadcasting to each other.  I have some
> not-too-developed ideas on how to do this, but there are a number of
> failure modes, etc that have to be considered.

Shouldn't a multicast heartbeat suffice? If one could avoid broadcasting
wherever possible, avoid it.

---
Jeroen Ruigrok van der Werven     <http://www.freebsdzine.org>; 
asmodai(at)wxs.nl        The idea does not replace the work...
Network/Security Specialist      <http://home.wxs.nl/~asmodai>;
*BSD: Powered by Knowledge & Know-how <http://www.freebsd.org>;


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