From owner-freebsd-current@FreeBSD.ORG Mon May 4 12:32:54 2009 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8D7BE1065674 for ; Mon, 4 May 2009 12:32:54 +0000 (UTC) (envelope-from odhiambo@gmail.com) Received: from mail-bw0-f213.google.com (mail-bw0-f213.google.com [209.85.218.213]) by mx1.freebsd.org (Postfix) with ESMTP id 075AE8FC43 for ; Mon, 4 May 2009 12:32:53 +0000 (UTC) (envelope-from odhiambo@gmail.com) Received: by bwz9 with SMTP id 9so3599636bwz.43 for ; Mon, 04 May 2009 05:32:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=YHInqWFs33zkxNTXijwqIUna1RqoJcyxern+jadM7QE=; b=fyNNCIXUfvSd292NOygENNa1vb3hsqC4CoT9ruJX/r5pn/1bLEQWNm5OX+SZO9L482 Ii/HPy0iwFMH7bXZYp7Tic5zTN3e0GorkCxFRkdM/shm1YO748+alxBFIjMjME+y9wiU v2Lhu12nloBHoh/foN6kLWSC2AyB0iaUbQpDQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=HQhZUKfpQS223q4GAOMMQl5aJhtnYBXFNJMqnNxOzL1HVxlVUJpQ9lJ8LFh6FinMBS OaCkGrhHA1sasdDastELyAi0esss8Hc+Dlj0Pfb42c0NGmyGBnaPkSf9/oiPYBBIx8Jz rQjuIM2yNH1mkBx2kixHY6/oQfWPtudokVXGo= MIME-Version: 1.0 Received: by 10.223.116.205 with SMTP id n13mr2102898faq.103.1241439168102; Mon, 04 May 2009 05:12:48 -0700 (PDT) In-Reply-To: <49FC812B.2070305@elischer.org> References: <49FC812B.2070305@elischer.org> Date: Mon, 4 May 2009 15:12:48 +0300 Message-ID: <991123400905040512s196ec51o3a084b9e1fc8a0e1@mail.gmail.com> From: =?UTF-8?B?T2RoaWFtYm8gIOODr+OCt+ODs+ODiOODsw==?= To: Julian Elischer Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: FreeBSD Current Subject: Re: VIMAGE status X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Mon, 04 May 2009 12:32:54 -0000 On Sat, May 2, 2009 at 8:21 PM, Julian Elischer wrote: > The VIMAGE code is nearly all in the the kernel. > > One is now able to make VIMAGE kernels (add options VIMAGE) > though they don't actually allow you to make multiple > vimages instances yet.. > > The VIMAGE option enables all the low level changes needed > throughout the kernel. > > The VIMAGE_GLOBALS option basically sets thing sback to how they were > before. > > Having neither (the default) gives a kernel that is a kind of hybrid. > > The Hybrid state is what will go forward as 'NON-VIMAGE' mode > and the VIMAGE_GLOBALS mode will probably go away in time as > it complicates the code. > > The aim of this mail is to ask people to try add the VIMAGE option > to their regular kernels and try use them as you woudl normally. > You will not yet be able to use any new VIMAGE features but we > should be fully compatible with previous kernels. > > Please report any concerns to the freebsd-virtualization@ mailing list. > > THEORETICALLY you should not see any changes in behaviour, however we have > the following issues: > > * SCTP is not fully converted yet. add 'nooptions SCTP' for now if you > are not using it yet. > > * An NFS (crash) issue was reported. This MAY have been fixed... > > > Theory tells us that all three kernel options should behave about the same > but if you do try this, and have any benchmarking facilities, > it would be incredibly useful if you could let us know if you see any > performance changes between the three. > > > thanks, > > Julian (currently running a VIMAGE kernel myself) I am ignorant. What is this VIMAGE? -- Best regards, Odhiambo WASHINGTON, Nairobi,KE +254733744121/+254722743223 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ "Clothes make the man. Naked people have little or no influence on society." -- Mark Twain