From owner-freebsd-current@FreeBSD.ORG Mon Nov 15 04:57:24 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 0286416A4CE for ; Mon, 15 Nov 2004 04:57:24 +0000 (GMT) Received: from digger1.defence.gov.au (digger1.defence.gov.au [203.5.217.4]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0D6AC43D31 for ; Mon, 15 Nov 2004 04:57:18 +0000 (GMT) (envelope-from wilkinsa@squash.dsto.defence.gov.au) Received: from ednmsw503.dsto.defence.gov.au (ednmsw503.dsto.defence.gov.au [131.185.2.150]) by digger1.defence.gov.au with ESMTP id iAF4uGZg000966 for ; Mon, 15 Nov 2004 15:26:16 +1030 (CST) Received: from muttley.dsto.defence.gov.au (unverified) by ednmsw503.dsto.defence.gov.au (Content Technologies SMTPRS 4.3.10) with ESMTP id for ; Mon, 15 Nov 2004 15:27:06 +1030 Received: from ednex501.dsto.defence.gov.au (ednex501.dsto.defence.gov.au [131.185.2.81]) by muttley.dsto.defence.gov.au (8.11.3/8.11.3) with ESMTP id iAF4r4h06654 for ; Mon, 15 Nov 2004 15:23:04 +1030 (CST) Received: from squash.dsto.defence.gov.au ([131.185.40.212]) by ednex501.dsto.defence.gov.au with SMTP (Microsoft Exchange Internet Mail Service Version 5.5.2653.13) id RZJDL1V7; Mon, 15 Nov 2004 15:22:58 +1030 Received: from squash.dsto.defence.gov.au (localhost [127.0.0.1]) by squash.dsto.defence.gov.au (8.12.11/8.12.11) with ESMTP id iAF4rnqQ052684 for ; Mon, 15 Nov 2004 15:23:49 +1030 (CST) (envelope-from wilkinsa@squash.dsto.defence.gov.au) Received: (from wilkinsa@localhost) by squash.dsto.defence.gov.au (8.12.11/8.12.11/Submit) id iAF4rnqb052683 for current@freebsd.org; Mon, 15 Nov 2004 15:23:49 +1030 (CST) (envelope-from wilkinsa) Date: Mon, 15 Nov 2004 15:23:49 +1030 From: "Wilkinson, Alex" To: current@freebsd.org Message-ID: <20041115045349.GK51636@squash.dsto.defence.gov.au> Mail-Followup-To: current@freebsd.org References: <20041112054741.GY40520@squash.dsto.defence.gov.au> <200411120946.iAC9kAsX008350@peedub.jennejohn.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <200411120946.iAC9kAsX008350@peedub.jennejohn.org> User-Agent: Mutt/1.5.6i Subject: Re: dealing with interupt storms ..... 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: Mon, 15 Nov 2004 04:57:24 -0000 Okay, well then why does top(1) display 85% CPU time dealing with interrupts ? - aW 0n Fri, Nov 12, 2004 at 10:46:10AM +0100, Gary Jennejohn wrote: "Wilkinson, Alex" writes: > Hi all, > > How does one stop an interrupt storm in RELENG_5 ? > > >From top(1) > > CPU states: 10.9% user, 0.0% nice, 3.9% system, 85.3% interrupt, 0.0% idle > > >From vmstat(1) > > total rate > ----- ---- > irq18: uhci2 bt0++ 9187313 426 > > 426 interrupts/sec isn't exactly a storm. I have 999/sec on my clock alone and see very low interrupt values in top. Is your top in step with your kernel? --- Gary Jennejohn / garyj[at]jennejohn.org gj[at]freebsd.org garyj[at]denx.de _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"