From owner-freebsd-current@FreeBSD.ORG Wed Feb 11 07:19:34 2004 Return-Path: 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 3280316A4CF for ; Wed, 11 Feb 2004 07:19:34 -0800 (PST) Received: from anor.ics.muni.cz (anor.ics.muni.cz [147.251.4.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9A37B43D2F for ; Wed, 11 Feb 2004 07:19:33 -0800 (PST) (envelope-from hopet@ics.muni.cz) Received: from kloboucek (kloboucek.fi.muni.cz [147.251.54.33]) (user=hopet mech=LOGIN bits=0) by anor.ics.muni.cz (8.12.1/8.12.1) with ESMTP id i1BFJVRa017744 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NO); Wed, 11 Feb 2004 16:19:32 +0100 From: "Petr Holub" To: "Dag-Erling Smrrgrav" Date: Wed, 11 Feb 2004 16:19:39 +0100 Message-ID: <02c001c3f0b2$77934150$2136fb93@kloboucek> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook 8.5, Build 4.71.2377.0 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Importance: Normal X-Muni-Spam-TestIP: 147.251.54.33 X-Muni-Virus-Test: Clean X-Mailman-Approved-At: Thu, 12 Feb 2004 05:25:00 -0800 cc: current@freebsd.org Subject: RE: storm of stray interrupts X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 Feb 2004 15:19:34 -0000 > hmm, drm0 doesn't show up in your vmstat output... does it normally > show up on irq 16 when you use it? drm0 say it allocates irq 11 when starting up: drm0: mem 0xfd000000-0xfd7fffff,0xfdefc000-0xfdefffff,0xf8000000-0xf9ffffff irq 11 at device 0.0 on pci1 info: [drm] AGP at 0xf0000000 128MB info: [drm] Initialized mga 3.1.0 20021029 on minor 0 drm0: [MPSAFE] When I unload the firewire module I get -su-2.05b# vmstat -i interrupt total rate irq1: atkbd0 14670 0 irq6: fdc0 4 0 irq8: rtc 20292380 128 irq12: psm0 106557 0 irq13: npx0 1 0 stray irq13 1 0 irq14: ata0 117802 0 irq15: ata1 30 0 irq16: fwohci0 430097959 2712 stray irq16 1 0 irq17: pcm0 548028 3 irq18: bktr0 428987 2 irq19: uhci0 bktr1 987 0 irq20: em0 1301800 8 irq0: clk 158552995 1000 Total 611462202 3857 => no drm0 appears either. But there is no problem with interrupt storm, glxgears are happy, and there is no excessive time spent in interrupts according to both top and 'systat -vmstat 1' (something beteen 0.1 to 0.4%). > can you try moving the graphics adapter to a different PCI slot? No. It's AGP Matrox G550 and there is the only AGP slot. Petr ================================================================ Petr Holub CESNET z.s.p.o. Supercomputing Center Brno Zikova 4 Institute of Compt. Science 162 00 Praha 6, CZ Masaryk University Czech Republic Botanicka 68a, 60200 Brno, CZ e-mail: Petr.Holub@cesnet.cz phone: +420-549493944 fax: +420-541212747 e-mail: hopet@ics.muni.cz