From owner-freebsd-stable@FreeBSD.ORG Sun Nov 8 21:01:41 2009 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 8AC2F1065676 for ; Sun, 8 Nov 2009 21:01:41 +0000 (UTC) (envelope-from asmrookie@gmail.com) Received: from mail-fx0-f227.google.com (mail-fx0-f227.google.com [209.85.220.227]) by mx1.freebsd.org (Postfix) with ESMTP id 2014C8FC0A for ; Sun, 8 Nov 2009 21:01:40 +0000 (UTC) Received: by fxm27 with SMTP id 27so849019fxm.3 for ; Sun, 08 Nov 2009 13:01:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type; bh=zsJUXghPuyu0sfdb3In6dNwwcWkyNIJp9BxJ8graoeQ=; b=Oo1dEY2DRIYZy+HsdrM7QM2jtgX1xCvNk6vqVBOUiZeZPiUIAfVbeUGL756EKrtFMh bzsjSyL0GzMm7IPG45heCBdO8lbqffBGJpoJhrKMdYrMhT4EnyXPVMVY14JasaGPq+5y pYD4XVWET6McHb8BPEgvdFXap9i0eJ+1eyj7s= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=Umq37fGsO19ijtMkDasRafH8utqcZm9cMaLytdjyHjzR0MRcqF6kJQEjp8zJ8IAqlA 9qzFpv/ajqYgtksLOSrCjTOSiMP3C+afsMNoH0TCWdE6hJFxV8TBsgHmdf/T1eC/7KBC TCngkZA3DcbcOV301SvzIVFkpmHfGlo83ocMw= MIME-Version: 1.0 Sender: asmrookie@gmail.com Received: by 10.223.143.73 with SMTP id t9mr1066730fau.89.1257714100242; Sun, 08 Nov 2009 13:01:40 -0800 (PST) In-Reply-To: References: Date: Sun, 8 Nov 2009 22:01:40 +0100 X-Google-Sender-Auth: ec0df5071d6e7811 Message-ID: <3bbf2fe10911081301t13b31458g8c18d57c70661e47@mail.gmail.com> From: Attilio Rao To: Jaime Bozza Content-Type: text/plain; charset=UTF-8 Cc: "freebsd-stable@freebsd.org" Subject: Re: Possible scheduler (SCHED_ULE) bug? 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: Sun, 08 Nov 2009 21:01:41 -0000 2009/10/23 Jaime Bozza : > I believe I found a problem with the ULE scheduler - At least the fact that there is a problem, but I'm not sure where to go from here. The system locks all processes, but doesn't panic, so I have no output to give. > > I was able to duplicate this on three different machines and solved it by switching to the scheduler to 4BSD. > > Here's the environment: > > FreeBSD 7.2 i386, installed from bootonly ISO, Custom install, minimal, no other changes other than setting timezone, changing root password, and turning on sshd (allowing root and password connection). Did you recompile your kernel? Can you show me the revision of src/sys/kern/sched_ule.c you used? Attilio -- Peace can only be achieved by understanding - A. Einstein