global server load balancing / limit number of response records
Brad Knowles
brad at stop.mail-abuse.org
Thu Oct 20 22:27:18 UTC 2005
At 9:44 PM +0200 2005-10-20, Timo Proescholdt wrote:
> I wonder wether the following is possible to configure in bind9.
No, not really.
> Is it possible to limit the number of A / AAAA records returned to a query
> for an address that has multiple A / AAAA records configured.
No.
> Standart behavior is that the records are shuffled
> (according to ordering the scheme ), and returned altogether .
Correct.
> What I want now is that the shuffling takes place, but all but the very first
> record are 'cut off' so that the aperance of an address with just
>one A record
> is created. (which changes according to the shuffling scheme).
You're free to try modifying the source code.
> AFAIK this is sometimes referred to as 'global server load balancing'.
>
> I am very aware of the consequences (caching, uncontrollable client library
> behavior etc). I can afford these brawbacks since the environment is pretty
> local with no other servers inbetween.
On the subject of GSLB, see
<http://www.tenereillo.com/GSLBPageOfShame.htm>.
GSLB doesn't work. At least, not the way you or most anyone else wants.
--
Brad Knowles, <brad at stop.mail-abuse.org>
"Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety."
-- Benjamin Franklin (1706-1790), reply of the Pennsylvania
Assembly to the Governor, November 11, 1755
SAGE member since 1995. See <http://www.sage.org/> for more info.
More information about the bind-users
mailing list