From owner-svn-src-head@freebsd.org Wed Aug 17 16:04:11 2016 Return-Path: Delivered-To: svn-src-head@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 D8592BBD456 for ; Wed, 17 Aug 2016 16:04:11 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: from mail-io0-x22f.google.com (mail-io0-x22f.google.com [IPv6:2607:f8b0:4001:c06::22f]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9E2A21012 for ; Wed, 17 Aug 2016 16:04:11 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: by mail-io0-x22f.google.com with SMTP id b62so139428164iod.3 for ; Wed, 17 Aug 2016 09:04:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20150623.gappssmtp.com; s=20150623; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-transfer-encoding; bh=QRWZtKbWPpkJCCQ/imWTJrvm6XS25Sq3TXTC6Sup3Kg=; b=AQzkDk0YuL7+lDjc+9AqoPE7J4E9fZJGpUBG079hpeTPeKpXuJ3pdcM8doPbbKcUhW 8u75wCXWsJTCfcMDycOLBew15EIlwapDIbX+1fOABjL4SfF36qPGD7zS3xaZgVfvUdeu 2Qt02hadCnLi/hY8DrcI2V3ssbI+3yOfFG6rfc2MkEfg68UYVCMHskAknIgxT18ou7Gf Yu4vAsPxpk01MpHLUZ6v3qULfpYOjEB5QvndNDUyuckhkKBrB74C9z3RBhtI5NXihkPR GwW4+Nfgi2Urizsyb0Z5Nc07tAdmpBhFTh86PkriWuUBQY2t7oU3XxnnCXZp8VP76nN+ jayw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc:content-transfer-encoding; bh=QRWZtKbWPpkJCCQ/imWTJrvm6XS25Sq3TXTC6Sup3Kg=; b=ASlw64Pj+lbjMjG8Q5LPI2NvPm7W/hf+Aw/qnCmOwOwvJ2Vvs9nzcioDtv/NMVmSJh DrkS18gD3CbNlifqFUnV288+ZNSH/f1zTPpfOAKbi8xC3kRl7So10TyPFJMeywogjbjK 7Fq9viwLnQz2F3GBpuEgNZhY1XYkcOU/GFBT74VdxcMWSQHm5ncPIDY7K6DOepE/G9K6 lEz1z0DNHrMsIi8/KUpuFVKyQkJ7wyf85y18vtLaiQ+zETI71HeK3RPhjXm0izbjA+KZ iu7Whp8MPi72q71mJfuLxh5CXyyQKSpk+OfF+hbryyabrKxGi4L/bhfC0Ry2/4LanT4i BXHg== X-Gm-Message-State: AEkooutw54Wl0KZbqW+U/IXdxi9TxUdMPLHMCLRgKJnbmHEHxlGnMvQhJmuzwIzNGPISNmSvotpwIcOPO1O+0A== X-Received: by 10.107.21.134 with SMTP id 128mr46020959iov.59.1471449850980; Wed, 17 Aug 2016 09:04:10 -0700 (PDT) MIME-Version: 1.0 Sender: wlosh@bsdimp.com Received: by 10.36.65.7 with HTTP; Wed, 17 Aug 2016 09:04:10 -0700 (PDT) X-Originating-IP: [69.53.245.200] In-Reply-To: <86k2ff4cxs.fsf@desk.des.no> References: <201608150930.u7F9UL1V069576@repo.freebsd.org> <861t1n6749.fsf@desk.des.no> <581c856c-826b-529e-c9c6-a397fb679708@freebsd.org> <86wpjf4eun.fsf@desk.des.no> <8cb3fa1a-50cb-e238-d006-b98a628d446d@freebsd.org> <86k2ff4cxs.fsf@desk.des.no> From: Warner Losh Date: Wed, 17 Aug 2016 10:04:10 -0600 X-Google-Sender-Auth: pzwaT3jDht6bHzP9EtcMvqdBvx0 Message-ID: Subject: Re: svn commit: r304142 - head/usr.sbin/bsdinstall/partedit To: =?UTF-8?Q?Dag=2DErling_Sm=C3=B8rgrav?= Cc: Nathan Whitehorn , src-committers , "svn-src-all@freebsd.org" , "svn-src-head@freebsd.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Aug 2016 16:04:11 -0000 On Wed, Aug 17, 2016 at 9:45 AM, Dag-Erling Sm=C3=B8rgrav wrot= e: > Nathan Whitehorn writes: >> Dag-Erling Sm=C3=B8rgrav writes: >> > I have mentioned several examples to you, and even told you how to >> > confirm, by inspecting the source code, that most drivers do *not* >> > set the stripe size. >> Most drivers? Yes, sure. Most drivers that people use? No. > > Every. Single. Dell. Server. > > Probably every single HP server as well, I haven't checked. > > VirtualBox gets it wrong. Xen gets it wrong. I believe KVM (including > RHEV) and VMWare get it wrong too, but haven't been able to verify. > > I guess those aren't important to you? Also, SD cards get it wrong. It is reported, true enough, but it is often wrong in the sense it can be suboptimal. Different SD cards report different things for the number of sectors to erase at a time. Some vendors do an excellent job of reporting the optimal amount. Others do not (often because the Warner