Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!sdd.hp.com!uakari.primate.wisc.edu!caen!ox.com!b-tech!zeeff
From: zeeff@b-tech.ann-arbor.mi.us (Jon Zeeff)
Newsgroups: news.software.b
Subject: Re: trn problems
Message-ID: <PPT+T9+@b-tech.uucp>
Date: 17 Jan 91 14:16:50 GMT
References: <9095@dog.ee.lbl.gov>
Organization: Branch Technology
Lines: 16

>I have experienced two problems with the trn package.  The first was
>the mthreads database builder overloaded our nntp server so badly that
>it ceased to unbatch incoming news and overflowed its disk.  This I
>solved by putting a delay in mthreads to limit the rate it can request
>headers at.

I found that performance was bad when the nntp server didn't run 
updatemin (with C News).  I believe it causes requests for thousands 
of articles that don't exist.  

Also, the sever might want to run a "find /usr/spool/news
-mtime +30 -exec rm {} \;" now and then.


-- 
Jon Zeeff (NIC handle JZ)	 zeeff@b-tech.ann-arbor.mi.us