DNS statistics from node operators

[Olaf Selke]

Jacob Appelbaum wrote:
> 
> I'm looking into some simple DNS related statistics in the Tor network.
> Specifically, I wrote a small patch that tells an operator the total
> number of cached entries for their node. I'd like to know about your DNS
> cache size, especially if you run a fast node!

how does tor dns caching work? My exit gw's tor process size increases
by about 50 MB each TB of tor traffic.

Olaf