DNS round robin for WWW
Mark.Andrews at nominum.com
Mark.Andrews at nominum.com
Wed Aug 16 23:33:14 UTC 2000
>
> Isn't that working for you?
>
> The only thing I'd add is that "round-robin" is a bit of a misnomer for
> later versions of BIND: the default "cyclic" sort order of BIND picks the
> first address of the answer at random; for a name with only 2 A records,
> there is functionally no difference between "cyclic" and "random". The
> official line from ISC is that the consequences of true round-robin,
> "cyclic" and "random" are identical over the long haul. But this glosses
"cyclic" and "round-robin"
> over the fact that randomness in any form can produce temporary "spikes".
>
>
> - Kevin
>
Kevin, feel free to send patches, but please do not grow the size
of a databuf. It is possible to recover two bits from d_rcode as
there are only three states this can be in and 4 bits are used.
You only need one bit to mark where the last cycle started.
Mark
--
Mark Andrews, Nominum Inc.
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews at nominum.com
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