From owner-freebsd-current@freebsd.org Sat Mar 21 10:38:37 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 1FEE725D712 for ; Sat, 21 Mar 2020 10:38:37 +0000 (UTC) (envelope-from shoesoft@gmx.net) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 48kxvJ4XPgz4D5m for ; Sat, 21 Mar 2020 10:38:36 +0000 (UTC) (envelope-from shoesoft@gmx.net) Received: by mailman.nyi.freebsd.org (Postfix) id 9B64D25D707; Sat, 21 Mar 2020 10:38:36 +0000 (UTC) Delivered-To: current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 9B09E25D704; Sat, 21 Mar 2020 10:38:36 +0000 (UTC) (envelope-from shoesoft@gmx.net) Received: from mout.gmx.net (mout.gmx.net [212.227.15.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "mout.gmx.net", Issuer "TeleSec ServerPass Class 2 CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48kxvG6fnhz4D5k; Sat, 21 Mar 2020 10:38:34 +0000 (UTC) (envelope-from shoesoft@gmx.net) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1584787107; bh=3pReyg+InLT43uQefdmMkA11vCmepm0SBWR5YuxND5Q=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=BATO+Ts9GGZ+o7bnuD7OCcMGqMCrSuNtRRjo6Xn5YZ1ms06+xXJl5KeZUjg+FtuVt zXdN/v2FwmEaHrI2sLd/YOUBICy2whq1WfQVJadF7ZrHjC3h4nq2R70WGgu1wjHiYE eNkLXGX6yfzoOHM24gJCW2PJ3Y+3463YhVsZzSWU= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from walrus.pepperland ([81.217.71.61]) by mail.gmx.com (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1M5fMe-1jDxdJ1kh0-007DMj; Sat, 21 Mar 2020 11:38:27 +0100 From: Stefan Ehmann To: current@freebsd.org, freebsd-stable@freebsd.org Subject: Re: HOWTO donate CPU to the fight against the Corona-virus Date: Sat, 21 Mar 2020 11:38:26 +0100 Message-ID: <2005523.RhTPgMbj8J@walrus.pepperland> In-Reply-To: <20200319085745.Horde.yAf5603LMT07oVm8NR1Abs6@webmail.leidinger.net> References: <20200319085745.Horde.yAf5603LMT07oVm8NR1Abs6@webmail.leidinger.net> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; 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MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[gmx.net]; IP_SCORE_FREEMAIL(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; IP_SCORE(0.00)[ip: (-7.45), ipnet: 212.227.0.0/16(-1.11), asn: 8560(2.18), country: DE(-0.02)]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 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: Sat, 21 Mar 2020 10:38:37 -0000 On Thursday, March 19, 2020 8:57:45 AM CET Alexander Leidinger via freebsd= - stable wrote: > Hi, > > if someone wants to donate some FreeBSD based CPU resources to the > fight against the Corona-virus, here is a quick HOWTO in terms of > installing the Folding@Home client on FreeBSD: > > https://www.leidinger.net/blog/2020/03/19/fighting-the-coronavirus-with-= free > bsd-foldinghome/ > Unfortunately, (using a CPU slot for the same work unit) TPF is 2-3 times slower than on Ubuntu for me. Much of the speed difference seems to be rel= ated to libOpenCL. If remove libOpenCL on Ubuntu, it's still 20-30% faster than= on FreeBSD. Don't know how stable the TPF numbers are, so numbers may be bogus. Will a CPU slot also use the GPU with libOpenCL or is it just using better optimized code? I tried to install libOpenCL but all I get is: OpenCL: Not detected: clGetPlatformIDs() returned -1001 Since there's no CUDA support for FreeBSD, I guess there is no point in tr= ying getting GPU slots to work.