Max number of views and performance.

sky shade skyshade at
Tue Aug 30 04:36:09 UTC 2011

I think in use views with diferent zones files, all for same domain, no
recursive querys, one view for each network/AS that my bgp router know.

On Thu, Aug 25, 2011 at 6:36 AM, Matus UHLAR - fantomas
<uhlar at>wrote:

> 24.08.2011 08:04, sky shade пишет:
>>> I like to know if bind 9.8 have a limit of view?
>>> There is any number or I can create something like 1 million views
>>> without problems?
>>> There is any performance implication in use to many views?
> On 25.08.11 10:27, Dmitry Rybin wrote:
>> I use about 120 views. It accure 1,8gb of RAM in Idle. You must limit
>> recursive cache to 32-64MB per view, and forward all recursive queries to
>> another DNS server (I use powerdns-recurser at for best
>> perfomance.
> you can also use attach-cache directive to share a cache betwween multiple
> views. If your views only differ by loaded zones, that should not be a
> problem.
> If it's not possible, you (or the OP) can surely configure 120 or e.g.
> million real or virtual machines to provide the DNS service.  That is just
> what views do within one BIND process.
> --
> Matus UHLAR - fantomas, uhlar at ;
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