Restriction for large zones?

phn at phn at
Thu Oct 7 04:41:24 UTC 2004

Tom Schmitt <TomSchmitt at> wrote:

> Hi,

> one of my dns-zones is growing large and has now nearly 100 thousands
> records. My question is: Is there a limit how large a zone could be?
> Or is there a limit of any kind at which the performance is no longer
> acceptable?

Small machiones ( 32-bits ) will have trouble when zone size 
approaches 2GB. Besides that it's your memory size that is 
the practical limit ( you don't want named to page ), so 
make shure you have physical memory enought for all zone data.

> Thanks,
> Tom.

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        IPSec  Sverige      ( At Gothenburg Riverside )
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