From owner-freebsd-questions Fri Nov 24 10:52:44 1995 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id KAA13093 for questions-outgoing; Fri, 24 Nov 1995 10:52:44 -0800 Received: from Root.COM (implode.Root.COM [198.145.90.17]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id KAA13081 for ; Fri, 24 Nov 1995 10:52:41 -0800 Received: from corbin.Root.COM (corbin [198.145.90.50]) by Root.COM (8.6.12/8.6.5) with ESMTP id KAA05000; Fri, 24 Nov 1995 10:52:37 -0800 Received: from localhost (localhost [127.0.0.1]) by corbin.Root.COM (8.6.12/8.6.5) with SMTP id KAA00234; Fri, 24 Nov 1995 10:51:10 -0800 Message-Id: <199511241851.KAA00234@corbin.Root.COM> To: "Sean T. Lamont" cc: questions@freebsd.org Subject: Re: Help! Running out of mbuf's! In-reply-to: Your message of "Fri, 24 Nov 95 09:22:27 PST." <9511241722.AA12014@zebu.serv.net> From: David Greenman Reply-To: davidg@Root.COM Date: Fri, 24 Nov 1995 10:51:10 -0800 Sender: owner-questions@freebsd.org Precedence: bulk > >I'm having a problem with my FreeBSD-based news server which I'm hoping >you'll be able to help me with. Whenever the mbuf usage count reaches >'137' (as acquired from netstat -m), the system gets a 'no buffer space >available' message, effectively rendering it useless until reboot. In looking >at config.c, I found the build option for "Mbuf clusters", which I've >adjusted. Problem is, this doesn't seem to do much ; when the "crash" >occurs, the number of mbuf clusters is not a high number (on some occasions >it's zero). I can't find anywhere else in the kernel source tree which >might specify the number of mbuf's allocated to the system. How much memory does this machine have? FreeBSD shouldn't come anywhere near running out of mbufs until you get into the thousands in-use. What type of ethernet/network adapter do you have? -DG