*BSD News Article 80470


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From: tedm@agora.rdrop.com
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: FreeBSD as news-server??
Date: 12 Oct 1996 07:14:39 GMT
Organization: Symantec Corp.
Lines: 24
Message-ID: <53nggv$kaa@Symiserver2.symantec.com>
References: <537ddl$3cc@amd40.wecs.org> <3258CCD5.ABD322C@FreeBSD.org> <53brfc$sbe@twwells.com> <53ffcu$ktm@itchy.serv.net> <Dz375G.76v@news2.new-york.net>
Reply-To: tedm@agora.rdrop.com
NNTP-Posting-Host: shiva2.central.com
X-Newsreader: IBM NewsReader/2 v1.2.5

In <Dz375G.76v@news2.new-york.net>, le@put.com (Louis Epstein) writes:
>....it runs C News,not INN,on the advice of my net-end provider.
>I'm running FreeBSD 2.1R.
>
>It has problems keeping up.
>
>What would seem most likely to increase performance?
>

After experience with Cnews, I can make a few suggestions:

1) Whatever you can do to widen the disk channel do it.  Going to SCSI-2 from
SCSI -1, Going to Wide SCSI from Fast, going to a PCI SCSI card from an ISA,
going to multiple SCSI cards from a single card, etc etc.

2) make sure you have compiled with dbz, not dbm or ndbm and
friends.

3) Run ps in it's various incantations and make sure your not paging during
all activities of the system, if so add ram.

4) you can sometimes batch stuff, for example do your expiring during the 
slowest time of the day, etc.