*BSD News Article 55603


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Newsgroups: comp.unix.bsd.freebsd.misc
Path: euryale.cc.adfa.oz.au!newshost.anu.edu.au!harbinger.cc.monash.edu.au!nntp.coast.net!zombie.ncsc.mil!news.mathworks.com!newsfeed.internetmci.com!in1.uu.net!twwells!bill
From: bill@twwells.com (T. William Wells)
Subject: Re: [Q] INN, ACT_STYLE=MMAP and Shared Active Patch
Organization: None, Mt. Laurel, NJ
Message-ID: <DIsq01.BM@twwells.com>
References: <49fnn1$174@news.ro.com>
Date: Wed, 29 Nov 1995 08:24:00 GMT
Lines: 19

In article <49fnn1$174@news.ro.com>, Mike R. Prevost <mprevost@ro.com> wrote:
: Is MMAP buggy in FreeBSD like some UNIXes?  I heard some rumors to that
: effect.

So I'm told.

: Has anyone successfully (and reliably) used ACT_STYLE=MMAP and/or the
: nnrpd shared active patch?  Does it really increase performance on a
: FreeBSD 2.1.0 system?

I haven't tried. Last I heard FreeBSD's mmap didn't work with INN.

: (My INN is working fine without MMAP, BTW -- just trying to be as RAM
: conservative as I can.)

If you're running a small number of feeds and don't use mmap, you
should turn off the DBZINCORE stuff (in config.data). Having the
history data in memory doesn't buy much unless there are a number
of incoming feeds.