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Date:      Tue, 28 Dec 1999 09:28:21 -0800 (PST)
From:      Tom <tom@uniserve.com>
To:        Mike Smith <msmith@freebsd.org>
Cc:        Kip Macy <kip@lyris.com>, "Mr. K." <bsd@inbox.org>, stable@freebsd.org
Subject:   Re: panic 
Message-ID:  <Pine.BSF.4.02A.9912280926520.9441-100000@shell.uniserve.ca>
In-Reply-To: <199912280630.WAA01257@mass.cdrom.com>

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On Mon, 27 Dec 1999, Mike Smith wrote:

> > > I was not root when this happened, so, basically, you're saying that
> > > freebsd is not meant for a production environment where untrusted users
> > > have telnet access?
> > 
> > As far as I can tell, yes. Until default per user mbuf limitations or some
> > such thing is in place no amount of mbufs will prevent intentionally bad
> > code from downing the machine. My understanding is that this was not a
> > problem in 2.x.
> 
> It's a fundamental problem with the BSD mbuf architecture.  It's not 
> something that as many people were seeing with 2.2 simply because people 
> weren't pushing systems as hard back then.

  Back then?  People were running the same junk back then as they are now.
In fact, I still have a _lot_ of 2.2 systems around, some that are
woefully overloaded, but they never panic.



Tom
Uniserve



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