Date: Wed, 9 Jun 1999 23:26:48 -0300 (ADT) From: The Hermit Hacker <scrappy@hub.org> To: Doug White <dwhite@resnet.uoregon.edu> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: MBUFs ... Message-ID: <Pine.BSF.4.05.9906092326180.49155-100000@thelab.hub.org> In-Reply-To: <Pine.BSF.4.03.9906091726430.3005-100000@resnet.uoregon.edu>
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On Wed, 9 Jun 1999, Doug White wrote:
> On Wed, 9 Jun 1999, The Hermit Hacker wrote:
>
> > On Wed, 9 Jun 1999, Doug White wrote:
> >
> > > On Tue, 8 Jun 1999, The Hermit Hacker wrote:
> > >
> > > > According to netstat -m, my configuration is as such:
> > > >
> > > > 840/1032/1024 mbuf clusters in use (current/peak/max)
> > > >
> > > > Peak is 8 clusters over max...how is that possible? And what does that
> > > > affect?
> > >
> > > Network traffic. Normally, the kernel panics when you run out of mbufs.
> > >
> > > Solution: increase maxusers.
> >
> > Solution: leave maxusers, increase NMBCLUSTERS
>
> Ha! We're both right. From /sys/conf/param.c:
>
> #ifndef NMBCLUSTERS
> #define NMBCLUSTERS (512 + MAXUSERS * 16)
The problem with MAXUSERS (that was suggested to me the other day) was
that you raise a bunch of other things that don't necessarily need to be
raised, wasting memory...
Marc G. Fournier ICQ#7615664 IRC Nick: Scrappy
Systems Administrator @ hub.org
primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org
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