memory leak or other problem

[Florian Weimer]

* Andrew Armstrong:

> Yes these servers are currently acting as a caching name server for my 
> network as well as hosting zone files for some of my customers. I have 
> been looking at the 'max-cache-size' option in the bind docs and I think 
> this is sure to be the answer to my problems.
>
> Before I just jump in and set this to something does anybody have any 
> tips to help me determine what is a good number?

If the machine runs BIND only, I would tweak the numbers until BIND
takes 3/4 of available RAM or something like that.

However, if there's a memory leak (or the heap becomes more and more
fragmented). this isn't going to help.