From owner-freebsd-hackers Thu Jan 18 14:22:43 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id OAA08412 for hackers-outgoing; Thu, 18 Jan 1996 14:22:43 -0800 (PST) Received: from phaeton.artisoft.com (phaeton.Artisoft.COM [198.17.250.211]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id OAA08404 for ; Thu, 18 Jan 1996 14:22:31 -0800 (PST) Received: (from terry@localhost) by phaeton.artisoft.com (8.6.11/8.6.9) id PAA06350; Thu, 18 Jan 1996 15:14:16 -0700 From: Terry Lambert Message-Id: <199601182214.PAA06350@phaeton.artisoft.com> Subject: Re: panic !! To: davidg@root.com Date: Thu, 18 Jan 1996 15:14:16 -0700 (MST) Cc: davide@galactica.it, hackers@FreeBSD.ORG In-Reply-To: <199601181254.EAA06699@Root.COM> from "David Greenman" at Jan 18, 96 04:54:54 am X-Mailer: ELM [version 2.4 PL24] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@FreeBSD.ORG Precedence: bulk > >Sometimes my FreeBSD 2.0 reboots saying: > >Panic: kmem_map (or mb_map) too small ! > > > >I know that this problem is caused by a vm problem, > >My system has 48mb Ram ... I think that's' enought... > >Can anyone help me to avoi this problem ? > >Can I increase the size of these maps ? > > The panic indicates that the system ran out of virtual memory for network > buffers (specifically, mbuf clusters). You can increase the amount of VM > avaliable for mbuf clusters by adding: Any chance of either causing these to be dynamically allocated or failing the request back to userspace with ENOMEM instead of panicing? Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.