From owner-freebsd-bugs@FreeBSD.ORG Thu Jan 19 21:30:06 2006 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A6F0F16A41F for ; Thu, 19 Jan 2006 21:30:06 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6F74843D48 for ; Thu, 19 Jan 2006 21:30:05 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id k0JLU5bH029972 for ; Thu, 19 Jan 2006 21:30:05 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id k0JLU5xO029971; Thu, 19 Jan 2006 21:30:05 GMT (envelope-from gnats) Resent-Date: Thu, 19 Jan 2006 21:30:05 GMT Resent-Message-Id: <200601192130.k0JLU5xO029971@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, "Joerg Lehners" Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8E46A16A41F for ; Thu, 19 Jan 2006 21:22:43 +0000 (GMT) (envelope-from Joerg.Lehners@Informatik.Uni-Oldenburg.DE) Received: from arbi.Informatik.Uni-Oldenburg.DE (arbi.Informatik.Uni-Oldenburg.DE [134.106.1.7]) by mx1.FreeBSD.org (Postfix) with ESMTP id BBECA43D49 for ; Thu, 19 Jan 2006 21:22:42 +0000 (GMT) (envelope-from Joerg.Lehners@Informatik.Uni-Oldenburg.DE) Received: from gneedle.Informatik.Uni-Oldenburg.DE ([134.106.11.34]) by arbi.Informatik.Uni-Oldenburg.DE (Exim 3.36) id 1EzhEv-0004tZ-00; Thu, 19 Jan 2006 22:22:41 +0100 Received: from missingHELO (missingIP) by gneedle.Informatik.Uni-Oldenburg.DE (Exim 3.36) id 1EzhEu-000GHh-00; Thu, 19 Jan 2006 22:22:40 +0100 Message-Id: Date: Thu, 19 Jan 2006 22:22:40 +0100 From: "Joerg Lehners" To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Subject: kern/92023: kernel 'options DEVICE_POLLING' makes loadavg wrong X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 Jan 2006 21:30:06 -0000 >Number: 92023 >Category: kern >Synopsis: kernel 'options DEVICE_POLLING' makes loadavg wrong >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Jan 19 21:30:04 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Joerg Lehners >Release: FreeBSD 6.0-STABLE i386 >Organization: ARBI, Dept. Informatik, Fk II, University of Oldenburg >Environment: FreeBSD testido2 6.0-STABLE FreeBSD 6.0-STABLE #2: Thu Jan 19 22:05:47 MET 2006 root@testido2:/usr/src/sys/i386/compile/JL-TESTIDO2 i386 Joe Avgs i386 PC with 6.0-STABLE as of 12. January 2006 >Description: Add the line options DEVICE_POLLING to the kernel config file, compile and boot this kernel, start one program like 'main () { while (1) { } }' on the otherwise idle machine and watch the load avg. climbing above 1 and eventually reaching 2. For the counter test remove the options DEVICE_POLLING line and watch the load avg. reaching 1 for the same test. >How-To-Repeat: See above >Fix: Don't know, I'm no kernel hacker yet. >Release-Note: >Audit-Trail: >Unformatted: