GENERATE and memory consumption
Mark Andrews
Mark_Andrews at isc.org
Tue Oct 11 23:20:55 UTC 2005
> Hello,
>
> a few of our binds running on somewhat elderly hardware
> started swapping recently. The culprit are our pool zones
> (forward es well as reverse), whose entries number in
> the high 6 figures, low 7 figures range and keep
> growing over time.
>
> Right now those zones are auto-generated by our
> provisioning software.
>
> One of the things I looked into because of this
> problem is the $GENERATE directive.
> I have not found any conclusive information on its
> direct memory inpact; from what I've read I infer there
> is none - it just creates those entries when the zone
> file is read.
>
> Is my assumption correct ?
>
> Is anybody aware of other approaches to this problem - or
> is buying memory and upgrading to a 64bit OS just cheaper ?
>
> Regards
>
> Christoph Weber-Fahr
You may want to consider creating a sdb module that synthesises
the answer records on the fly based on the query name.
Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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