From owner-freebsd-current@FreeBSD.ORG Tue Jan 8 15:00:04 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BC6D816A468 for ; Tue, 8 Jan 2008 15:00:04 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.freebsd.org (Postfix) with ESMTP id C80C513C47E for ; Tue, 8 Jan 2008 15:00:04 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from zion.baldwin.cx (66-23-211-162.clients.speedfactory.net [66.23.211.162]) by elvis.mu.org (Postfix) with ESMTP id 23BB91A4D83; Tue, 8 Jan 2008 06:37:27 -0800 (PST) From: John Baldwin To: freebsd-current@freebsd.org, Marcus von Appen Date: Tue, 8 Jan 2008 09:39:07 -0500 User-Agent: KMail/1.9.7 References: <20080107223541.GA1022@medusa.sysfault.org> In-Reply-To: <20080107223541.GA1022@medusa.sysfault.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200801080939.07720.jhb@freebsd.org> Cc: Subject: Re: Periodical creation of /dev/apmX entries X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Tue, 08 Jan 2008 15:00:04 -0000 On Monday 07 January 2008 05:35:41 pm Marcus von Appen wrote: > Hi, > > does somebody know, why the current RELENG_7 tends to generate new > /dev/apmX entries every 45 seconds on my Dell Dimension 4600? > > After a few hours there were around 900 /dev/apm entries, ranging from > /dev/apm to dev/apm898. > > The kernel does not have device apm built in and dmesg does not reveal > anything as well. > > # uname -a > FreeBSD medusa.sysfault.org 7.0-PRERELEASE FreeBSD 7.0-PRERELEASE #6: Mon Jan 7 23:10:13 CET 2008 root@medusa.sysfault.org:/usr/obj/usr/src/sys/MEDUSA i386 > > Any hints on what could cause this behaviour are really appreciated. > If you need further system details, let me know. ACPI creates /dev/apmX entries each time you open /dev/apm, so you have something that is stat()'ing or open()'ing /dev/apm every 45 seconds. -- John Baldwin