From owner-freebsd-stable@freebsd.org Tue Aug 23 20:56:09 2016 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id CFCD3BC45D3 for ; Tue, 23 Aug 2016 20:56:09 +0000 (UTC) (envelope-from erichsfreebsdlist@alogt.com) Received: from alogt.com (alogt.com [69.36.191.58]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id AC73E1954; Tue, 23 Aug 2016 20:56:09 +0000 (UTC) (envelope-from erichsfreebsdlist@alogt.com) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=alogt.com; s=default; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=u6hdd3p6gaNUNAzqktvUgyPMELJjDnfvY72FFUxKGCc=; b=wv62YfErlxVZo6Rnjr69ELFQFz J9TKJ7qOatIdvlN4k/7qhUjFhfAVbx8F8z78x3C5aRBhpcbcNL6At6nXIbWl0V7HadqqnFjpRnQup qj+Qbl+/V2RFF7iv92+9LjjMcmim5wzJT3A3ri6sCbnycrJ7Y2psnnXdj/thZ92YVB6g=; Received: from [114.120.237.7] (port=40066 helo=X220.alogt.com) by sl-508-2.slc.westdc.net with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.87) (envelope-from ) id 1bcIju-000kvi-3Z; Tue, 23 Aug 2016 14:56:06 -0600 Date: Wed, 24 Aug 2016 04:55:58 +0800 From: Erich Dollansky To: Lars Engels Cc: Slawa Olhovchenkov , Andrea Brancatelli , Kubilay Kocak , freebsd-stable Subject: Re: Benchmarks results for FreeBSD 11 Message-ID: <20160824045558.18c86764@X220.alogt.com> In-Reply-To: <20160823110159.GU18643@e-new.0x20.net> References: <20160819073422.4292997b@X220.alogt.com> <20160821144505.27c0f55d@X220.alogt.com> <827183a944ee4052649c152d65204444@schema31.it> <20160822101423.GF18643@e-new.0x20.net> <20160822120215.GV22212@zxy.spb.ru> <20160823110159.GU18643@e-new.0x20.net> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - sl-508-2.slc.westdc.net X-AntiAbuse: Original Domain - freebsd.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - alogt.com X-Get-Message-Sender-Via: sl-508-2.slc.westdc.net: authenticated_id: erichsfreebsdlist@alogt.com X-Authenticated-Sender: sl-508-2.slc.westdc.net: erichsfreebsdlist@alogt.com X-Source: X-Source-Args: X-Source-Dir: X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Aug 2016 20:56:09 -0000 Hi, On Tue, 23 Aug 2016 13:01:59 +0200 Lars Engels wrote: > On Mon, Aug 22, 2016 at 03:02:15PM +0300, Slawa Olhovchenkov wrote: > > On Mon, Aug 22, 2016 at 12:14:23PM +0200, Lars Engels wrote: > > > > > On Mon, Aug 22, 2016 at 11:48:46AM +0200, Andrea Brancatelli > > > wrote: > > > > Il 2016-08-21 08:45 Erich Dollansky ha scritto: > > > > > > > > > I am sure that some know of this site: > > > > > > > > > > http://www.phoronix.com/scan.php?page=article&item=2bsd-7linux-bench&num=4 > > > > > > > > > > I wonder about the results for FreeBSD. As I do not have 11 > > > > > on my machines, a stupid question. Are there still some > > > > > debugging aids enabled in 11? > > > > > They're off in those versions, but did note compiler (and > > > > > compiler args) differences between within most tests (See > > > > > attachments) as you mentioned. > > > > the benchmark then compares the off-the-shelve distributions. > > > > > > > > Excuse me, as a casual reader of the list, I don't get this > > > > "critique". > > > > > > > > I never recompile my installations, I just use them from the > > > > installation CD (as probably 90% of the rest of the world), so > > > > I don't get what is wrong with the approach of comparing an > > > > out-of-the-box FreeBSD 11 with an out-of-the-box Ubuntu > > > > whatever. > > > > > > > > If FreeBSD 11 "out-the-box" performs slow because the standard > > > > compilers options aren't good it's not a problem with the > > > > benchmarking platform but with the default CD compiling > > > > options. > > > > > > > > Am I getting it wrong? > > > > > > The problem here is that Phoronix took a Beta version of FreeBSD > > > 11. Beta versions have a lot of debugging (malloc, invariants, > > > witness) options enabled which make it significantly slower than > > > release versions. This is even obviously when you run a Beta as a > > > desktop. It just feels much slower. > > > > No. > > All debugs in amd64 is off at time of BETA. > > Ok, then FreeBSD is just slower... you missed the main point. The test was done with applications compiled with unknown options. If you want to find out the impact of an operating system on you application you have to use the same compiler with the same options on all platforms. Basically, it was a compiler test named operating system benchmark. Erich