From owner-freebsd-stable@FreeBSD.ORG Mon Apr 16 04:07:55 2012 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C28EB106564A for ; Mon, 16 Apr 2012 04:07:55 +0000 (UTC) (envelope-from matt.thyer@gmail.com) Received: from mail-wi0-f178.google.com (mail-wi0-f178.google.com [209.85.212.178]) by mx1.freebsd.org (Postfix) with ESMTP id 4A5CB8FC0A for ; Mon, 16 Apr 2012 04:07:55 +0000 (UTC) Received: by wibhq7 with SMTP id hq7so3962603wib.13 for ; Sun, 15 Apr 2012 21:07:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=sEWfL8ka2dcxcSw9jxaP64WIIdcE8amsbvlaRhVxoTE=; b=mrxriHbg1xzYqz83EQQt0rL1l3RY07acQ0PJp2ubRnZ/5MIbu57vg9a1Y7ULLL5dDJ 4lRVJbP/qsZN4sJx2fRgm9+F65xz4mrfO3G0T4du2NtjcHoQ2cm8ZQddAydyrMh2TKIl LU2nyt/qcUq8lpAXrfKyDx8D/SlNhw4wtRreNl3V2R1nVlmYLQuUMEhvfIoXRTV54Ia8 +MSbTmjPNp8mp4Z6baE2wWDQ06IEzFmFpW79WUtxhz6BGql28lBLVzvr4yooEjIjlPL1 EpkD4c1I3+fPYx5liPUlhmO53VCxB9GGDs6VWgKfxeXsdKxkJFnQGGSHmzv2gRyBZO9P gLJQ== MIME-Version: 1.0 Received: by 10.180.95.74 with SMTP id di10mr12704359wib.1.1334549267972; Sun, 15 Apr 2012 21:07:47 -0700 (PDT) Received: by 10.216.190.219 with HTTP; Sun, 15 Apr 2012 21:07:47 -0700 (PDT) Received: by 10.216.190.219 with HTTP; Sun, 15 Apr 2012 21:07:47 -0700 (PDT) In-Reply-To: <4F6A67C0.7000909@sentex.net> References: <4F6A67C0.7000909@sentex.net> Date: Mon, 16 Apr 2012 13:37:47 +0930 Message-ID: From: Matt Thyer To: Ronald Klop Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-stable@freebsd.org Subject: Re: 157k interrupts per second causing 60% CPU load on idle system X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 Apr 2012 04:07:55 -0000 On Apr 16, 2012 5:42 AM, "Ronald Klop" wrote: > > On Sun, 15 Apr 2012 15:09:34 +0200, Matt Thyer wrote: > >> On Apr 15, 2012 6:27 PM, "Ronald Klop" wrote: >>> >>> >>>> The problem does not occur with 9-STABLE. >>>> >>>> Who knows what the problem was ? USB maybe ? >>> >>> >>> >>> Do you still have the same hardware on the same interrupts on 9-STABLE? >>> Are there changes in the use of MSI(-X)? >>> >> I made no hardware or BIOS changes and I'm running a GENERIC kernel in all >> testing. > > > That does not mean FreeBSD 9 can't put devices on other interrupts than 8 did. > 'dmesg | grep irq' like you did before might show a difference with your previous output. > I'm just guessing here for a clue on the result you are seeing, but without any data I cannot answer you (and I guess nobody can). > Ronald, The irqs seem to be the same: $ grep irq\ 16 /var/run/dmesg.boot pcib1: irq 16 at device 1.0 on pci0 mps0: port 0xee00-0xeeff mem 0xfbdfc000-0xfbdfffff,0xfbd80000-0xfbdbffff irq 16 at device 0.0 on pci1 vgapci0: port 0xff00-0xff07 mem 0xfb400000-0xfb7fffff,0xe0000000-0xefffffff irq 16 at device 2.0 on pci0 uhci0: port 0xfe00-0xfe1f irq 16 at device 26.0 on pci0 pcib2: irq 16 at device 28.0 on pci0 pcib3: irq 16 at device 28.4 on pci0 atapci0: port 0xdf00-0xdf07,0xde00-0xde03,0xd00-0xdd07,0xdc00-0xdc03,0xdb00-0xdb0f irq 16 at device 0.0 on pci3