From owner-freebsd-current Mon Dec 23 16:48: 6 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 412ED37B401 for ; Mon, 23 Dec 2002 16:48:04 -0800 (PST) Received: from kayak.xcllnt.net (209-128-86-226.BAYAREA.NET [209.128.86.226]) by mx1.FreeBSD.org (Postfix) with ESMTP id DB23143EDC for ; Mon, 23 Dec 2002 16:48:02 -0800 (PST) (envelope-from marcel@xcllnt.net) Received: from athlon.pn.xcllnt.net (athlon.pn.xcllnt.net [192.168.4.3]) by kayak.xcllnt.net (8.12.6/8.12.6) with ESMTP id gBO0lqrT002014 for ; Mon, 23 Dec 2002 16:47:52 -0800 (PST) (envelope-from marcel@kayak.pn.xcllnt.net) Received: from athlon.pn.xcllnt.net (localhost [127.0.0.1]) by athlon.pn.xcllnt.net (8.12.6/8.12.6) with ESMTP id gBO0lqMa001158 for ; Mon, 23 Dec 2002 16:47:52 -0800 (PST) (envelope-from marcel@athlon.pn.xcllnt.net) Received: (from marcel@localhost) by athlon.pn.xcllnt.net (8.12.6/8.12.6/Submit) id gBO0lmaf001157 for current@FreeBSD.org; Mon, 23 Dec 2002 16:47:48 -0800 (PST) (envelope-from marcel) Date: Mon, 23 Dec 2002 16:47:48 -0800 From: Marcel Moolenaar To: current@FreeBSD.org Subject: mpt(4): berserk interrupt frequency Message-ID: <20021224004748.GA1134@athlon.pn.xcllnt.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.1i Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Hi, Can someone who has a mpt(4) device tell me if their interrupt frequency is as absurd as mine is? \begin{verbatim} mckinley% vmstat -i interrupt total rate clock 272238 1019 ohci1 1 0 fxp0 347 1 atapci0 4 0 mpt0 8286623314361713943 31036042375886569 mpt1 2314885530819653497 8669983261496829 bge0 2105376 7885 Total 10601508845183745406 39706025637392304 \end{verbatim} I want to know if this is something specific to ia64 or if it's more commonly seen. Some dmesg(8) output: \begin{verbatim} Copyright (c) 1992-2002 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 5.0-CURRENT #261: Mon Dec 23 16:20:39 PST 2002 marcel@itanium.pn.xcllnt.net:/nfs/p4/ia64/sys/ia64/compile/HP_RX2600 Preloaded elf kernel "/boot/kernel/kernel" at 0xe000000000b8a000. : pcib1: on acpi0 pci32: on pcib1 mpt0: port 0x2100-0x21ff mem 0x90830000-0x9083ffff,0x90840000-0x9084ffff irq 27 at device 1.0 on pci32 mpt1: port 0x2000-0x20ff mem 0x90810000-0x9081ffff,0x90820000-0x9082ffff irq 28 at device 1.1 on pci32 bge0: mem 0x90800000-0x9080ffff irq 29 at device 2.0 on pci32 : \end{varbatim} No interrupt sharing. The following snippet is the result of filtering dmesg(8) with grep(1) on irq: \begin{verbatim} ohci0: mem 0x80023000-0x80023fff irq 16 at device 1.0 on pci0 ohci1: mem 0x80022000-0x80022fff irq 17 at device 1.1 on pci0 atapci0: port 0xd40-0xd4f,0xd60-0xd63,0xd50-0xd57,0xd64-0xd67,0xd58-0xd5f irq 21 at device 2.0 on pci0 fxp0: port 0xd00-0xd3f mem 0x80000000-0x8001ffff,0x80020000-0x80020fff irq 20 at device 3.0 on pci0 mpt0: port 0x2100-0x21ff mem 0x90830000-0x9083ffff,0x90840000-0x9084ffff irq 27 at device 1.0 on pci32 mpt1: port 0x2000-0x20ff mem 0x90810000-0x9081ffff,0x90820000-0x9082ffff irq 28 at device 1.1 on pci32 bge0: mem 0x90800000-0x9080ffff irq 29 at device 2.0 on pci32 sio0 iomem 0xff5e0000-0xff5e0007 irq 34 on acpi0 sio1 iomem 0xff5e2000-0xff5e2007 irq 35 on acpi0 sio2: mem 0xf8030000-0xf8030fff irq 82 at device 1.1 on pci224 \end{verbatim} Thanks, -- Marcel Moolenaar USPA: A-39004 marcel@xcllnt.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message