high volume/speed gethostbyaddr how?

[Oleg Broytmann]

On Fri, May 03, 2002 at 06:17:26PM +0200, Dan Polak wrote:
> Gethostbyaddr blocks by default, this means that there is an appreciable 
> delay before it returns.
> If you need to lookup a fair number of hostnames gethostbyaddr is much 
> too slow.
> Using select or the asyncore library might be the way to do it, but I 
> don't really understand how to make that work.
> What is a good way to retrieve the names for a 100 hosts within a few 
> seconds?

   GNU adns asynchronous DNS:
      http://www.gnu.org/software/adns/adns.html
      http://dustman.net/andy/python/adns-python

Oleg.
-- 
     Oleg Broytmann            http://phd.pp.ru/            phd at phd.pp.ru
           Programmers don't die, they just GOSUB without RETURN.