bind round robin

[Stefan Lambrev]

Dominic Marks wrote:
> From the original message:
>
> [1]
>>>>>
>>>>> www        IN A   10.10.10.10
>>>>> www        IN A   192.168.0.10
>>>>>
>
>>
>> From pen homepage:
>>
>> "This is pen, a load balancer for "simple" tcp based protocols such 
>> as http or smtp."
>>
>> As I know DNS uses both tcp and udp protocols.
>
> From the posters excerpt it looks like they are looking to load 
> balance HTTP. [1]
>
>> For failover you can try OpenBSD Packet Filter with CARP protocol. PF 
>> can do load-balacing using different algorithms also. CARP is ported 
>> to FreeBSD. More info on: http://pf4freebsd.love2party.net/carp.html
>
> Also true. Last time I looked at this however there was a big 
> disclaimer saying that
> CARP's load balancing was likely to give a distorted distribution of 
> load and I don't
> believe it does weighting. I believe this would also be a problem 
> considering the
> example in [1]:
>
> From carp(4):
>
>      Note: ARP balancing only works on the local network segment.  It 
> cannot
>      balance traffic that crosses a router, because the router itself 
> will
>      always be balanced to the same virtual host.
>
> Cheers,
> Dominic
Yes but the idea here is to use http balancer that runs on CARP 
interface(s) for fail-over.
Balancing will be done by balancer ;)
>
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-- 
Best Wishes,
Stefan Lambrev
ICQ# 24134177