memory leak or other problem

[Florian Weimer]

* Andrew Armstrong:

> I have a strange problem with my bind servers where the process runs 
> great until the memory usage gets very high. I am running CentOS 4.5 and 
> the latest version of Bind for that distribution bind-9.2.4-24. On one 
> of my servers there is not enough RAM in the system and about every 24 
> hours I have to restart the bind server. After I restart everything runs 
> great until I get to about 80% memory usage.

Are your servers acting as caching resolvers?  In this case, you
probably need to configure a size limit for the cache.

There's no limit by default because it is impossible to get it right
for all configurations.