From owner-freebsd-current@FreeBSD.ORG Tue Jul 20 19:10:00 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 35E1C16A4CE; Tue, 20 Jul 2004 19:10:00 +0000 (GMT) Received: from postal2.es.net (postal2.es.net [198.128.3.206]) by mx1.FreeBSD.org (Postfix) with ESMTP id 25EB943D31; Tue, 20 Jul 2004 19:10:00 +0000 (GMT) (envelope-from oberman@es.net) Received: from ptavv.es.net ([198.128.4.29]) by postal2.es.net (Postal Node 2) with ESMTP (SSL) id IBA74465; Tue, 20 Jul 2004 12:09:59 -0700 Received: from ptavv (localhost [127.0.0.1]) by ptavv.es.net (Tachyon Server) with ESMTP id 0744F5D08; Tue, 20 Jul 2004 12:09:59 -0700 (PDT) To: Scott Long In-reply-to: Your message of "Mon, 19 Jul 2004 14:35:28 MDT." <40FC3090.9060305@freebsd.org> Date: Tue, 20 Jul 2004 12:09:58 -0700 From: "Kevin Oberman" Message-Id: <20040720190959.0744F5D08@ptavv.es.net> cc: freebsd-current@freebsd.org Subject: Re: HEADS UP [Re: thread+preemption stability improvement] 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: Tue, 20 Jul 2004 19:10:00 -0000 I just rebuilt my kernel and the problem is back. :-( I sure hope peter or Scott can figure this out soon. The kernel has now changed enough that backing off the 4 files I was backing off is no longer adequate, so I am again running with preemption turned off. System is P4-M 1.8 GHz UP with SCHED_ULE. It reliably dies on a buildworld. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman@es.net Phone: +1 510 486-8634