From owner-freebsd-net Thu Nov 14 14: 8:16 2002 Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id AB29137B401 for ; Thu, 14 Nov 2002 14:08:14 -0800 (PST) Received: from 66-162-33-178.gen.twtelecom.net (66-162-33-178.gen.twtelecom.net [66.162.33.178]) by mx1.FreeBSD.org (Postfix) with ESMTP id F000243E9C for ; Thu, 14 Nov 2002 14:08:13 -0800 (PST) (envelope-from jeff@expertcity.com) Received: from [10.4.1.134] (helo=expertcity.com) by 66-162-33-178.gen.twtelecom.net with esmtp (Exim 3.22 #4) id 18CS9f-0004iR-00 for freebsd-net@freebsd.org; Thu, 14 Nov 2002 14:08:07 -0800 Message-ID: <3DD41EC5.7060707@expertcity.com> Date: Thu, 14 Nov 2002 14:08:05 -0800 From: Jeff Behl User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.2a) Gecko/20020910 X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-net@freebsd.org Subject: polling on 4.7 crash... Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org FreeBSD rack1-5.nwk 4.7-RELEASE-p1 FreeBSD 4.7-RELEASE-p1 #1: Tue Nov 12 10:37:37 PST 2002 root@rack1-5.nwk:/usr/src/sys/compile/GENERIC2 i386 Has anyone had problems with polling on a 4.7 box? It worked for about 24 hours then blew up with the below. While it worked it worked fantastically, dropping cpu time spent in interrupt from ~%40 to %0. The system was using the fxp driver and was sniffing a fully saturated 100mb line while doing very little trasnmitting of data itself. I don't see how HUPing syslogd could have caused it, but it did happen at the same time. Anyone experienced this or know of a fix? I'd be more than happy to help out in any testing. If this code works reliably it will be of great use to us; props to Luigi for writing it! -jeff Nov 14 12:15:00 rack1-5 syslogd: restart Nov 14 12:15:00 rack1-5 /kernel: rent process = Idle Nov 14 12:15:00 rack1-5 /kernel: interrupt mask = net bio cam Nov 14 12:15:00 rack1-5 /kernel: trap number = 12 Nov 14 12:15:00 rack1-5 /kernel: panic: page fault Nov 14 12:15:00 rack1-5 /kernel: Uptime: 2d1h32m36s Nov 14 12:15:00 rack1-5 /kernel: Nov 14 12:15:00 rack1-5 /kernel: Nov 14 12:15:00 rack1-5 /kernel: Fatal trap 12: page fault while in kernel mode Nov 14 12:15:00 rack1-5 /kernel: fault virtual address = 0xc1e14c10 Nov 14 12:15:00 rack1-5 /kernel: fault code = supervisor write, page not present Nov 14 12:15:00 rack1-5 /kernel: instruction pointer = 0x8:0xc0172797 Nov 14 12:15:00 rack1-5 /kernel: stack pointer = 0x10:0xc027f5d0 Nov 14 12:15:00 rack1-5 /kernel: frame pointer = 0x10:0xc027f5e4 Nov 14 12:15:00 rack1-5 /kernel: code segment = base 0x0, limit 0xfffff, type 0x1b Nov 14 12:15:00 rack1-5 /kernel: = DPL 0, pres 1, def32 1, gran 1 Nov 14 12:15:00 rack1-5 /kernel: processor eflags = interrupt enabled, resume, IOPL = 0 Nov 14 12:15:00 rack1-5 /kernel: current process = Idle Nov 14 12:15:00 rack1-5 /kernel: interrupt mask = net bio cam Nov 14 12:15:00 rack1-5 /kernel: trap number = 12 Nov 14 12:15:00 rack1-5 /kernel: panic: page fault Nov 14 12:15:00 rack1-5 /kernel: Uptime: 2d1h32m37s Nov 14 12:15:00 rack1-5 /kernel: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message