On 09/07/2010 10:08 AM, Atom Powers wrote:
> On Tue, Sep 7, 2010 at 12:59 PM, Paul Graydon<p...@paulgraydon.co.uk> wrote:
>> On 09/07/2010 09:24 AM, Atom Powers wrote:
>> On Tue, Sep 7, 2010 at 11:53 AM, Matthew Barr<mb...@mbarr.net> wrote:
>>
>> On Tue, 7 Sep 2010, Brodie, Kent wrote:
>> We actually put DHCP, DNS, and LDAP on single boxes, and considered those
>> our primary boot first boxes. Almost nothing would work w/o those
>> services. Each of them has some reasonable highly available option, and
>> made life easy.
>>
>> How do you make DNS highly available (or load balance it)?
>>
>> There are a few fancy tricks for doing load-balanced DNS stuff, things that
>> should reduce time-out occurrences . The main one that springs to mind is
>> using Anycast, and route advertising through Zebra.
>>
>> http://ftp.isc.org/isc/pubs/tn/isc-tn-2004-1.htm
> Using OSPF for load balancing ... that's just crazy enough to be
> brilliant. (Unfortunately I'm trying to avoid adding any more crazy
> into the network, so I don't think this approach will work for me.)
>
It is all crazy kinds of genius. I'd love to implement it some day just
to be able to say I've done it.
Other than that I'm not sure I'd see enough benefit from it to justify it.
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