From owner-freebsd-arch@FreeBSD.ORG Sun Jan 18 13:52:30 2009 Return-Path: Delivered-To: freebsd-arch@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A59F0106567D; Sun, 18 Jan 2009 13:52:30 +0000 (UTC) (envelope-from kris@FreeBSD.org) Received: from host57.msm.che.vodafone (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id BF1998FC2B; Sun, 18 Jan 2009 13:52:27 +0000 (UTC) (envelope-from kris@FreeBSD.org) Message-ID: <49733419.5000407@FreeBSD.org> Date: Sun, 18 Jan 2009 13:52:25 +0000 From: Kris Kennaway User-Agent: Thunderbird 2.0.0.19 (Macintosh/20081209) MIME-Version: 1.0 To: =?UTF-8?B?RGFnLUVybGluZyBTbcO4cmdyYXY=?= References: <20090118082145.GA18067@x2.osted.lan> <86iqocstjm.fsf@ds4.des.no> In-Reply-To: <86iqocstjm.fsf@ds4.des.no> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Cc: freebsd-arch@freebsd.org Subject: Re: stress2 is now in projects X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Jan 2009 13:52:30 -0000 Dag-Erling Smørgrav wrote: > Peter Holm writes: >> The key functionality of this test suite is that it runs a random >> number of test programs for a random period, in random incarnations >> and in random sequence. > > In other words, it's non-deterministic and non-reproducable. > > You should at the very least allow the user to specify the random seed. > > DES I doubt this will help at all since the test suite is (by design) massively parallel, so you're at the mercy of small timing changes. Kris