From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: tuhs-bounces@minnie.tuhs.org X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE,T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.1 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 03098046 for ; Sat, 1 Sep 2018 19:42:23 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 6C8C6A2084; Sun, 2 Sep 2018 05:42:22 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 1A215A1A6D; Sun, 2 Sep 2018 05:42:09 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b=krzl7nB2; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 91D84A1A6D; Sun, 2 Sep 2018 05:42:07 +1000 (AEST) Received: from mail-ed1-f49.google.com (mail-ed1-f49.google.com [209.85.208.49]) by minnie.tuhs.org (Postfix) with ESMTPS id CAA09A1A20 for ; Sun, 2 Sep 2018 05:42:06 +1000 (AEST) Received: by mail-ed1-f49.google.com with SMTP id y20-v6so11354312edq.2 for ; Sat, 01 Sep 2018 12:42:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=plUY+pg7AaNnBdYdxU0sP3GRACM2+t9MmlVleqf4z60=; b=krzl7nB2sUWNRWQpSSnN7j+n3Z7I9LuKhRjhutD9ecOkK1nMNmNPPoJSveQfLTiMWt 4g4wU0Wl7rFOxPfkPiC4BV9niS9SfBlh43uY3FTabq+EoPYNSHIyGg+LC0puJQ5HtOYZ YK3l9wBH+Brc1Xy+4+kxAa4bzs+9WiwNKVF8hv1v94o892K4YN+iH0/JP38N7UaXLs6o BgA+WUDwNHyAF6tVokckjuaNjX0y6Maxi56uGGB4txYMpnQa5/XBJCJj2KvjyolCAEer 1jmQIHmy3NICcQKaPa0coz/nPdoz2MF+B3+98AfwJugMhiBekGRcQx/Rl18vncsjNhiF UcsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=plUY+pg7AaNnBdYdxU0sP3GRACM2+t9MmlVleqf4z60=; b=ne0s/+iBDhPdjpo32MXkD+pvG/8uz2C5yEclDD9v4V8mcKcpJ0BipB666Eg+JUO9QM cD06clba6kU8hVKh1y7Ymyhoa7dSz/I8ywbyCtD3JV1lGjwQJfsmjYXdtFxZOYOuSdWu tRVOzxDtqc01ClglSYEaezqK1Dlb96/aolLXc3e80mLJZ07lD0nx37UXrop72SasHZsk XQVZZWXFDOx9gVhHDIv8Uqq0cwbKE2VNS3IzEbvdgw/FnqYl6BVPdpK3K6FPb63W3CTP gIsazfQqMlxX7yHd8UqXjSXEFlSDjd0p04EIq4QiMsoapLnvnBikPMDajVNRugEMqiBm GSLg== X-Gm-Message-State: APzg51AUdUQeVj0ZeV6WVm5iapwuqNga37JCIwhU86cuKeiRP/YHVRzk ZhGMndiwBP13zt0eskJe808R18cVSjxNr/hspzaa9w== X-Google-Smtp-Source: ANB0VdYwGfmKCHZu9C5WbWcfhDD3o/QDFPd8Ibdn9tNNiSxf+yC3tfqUf1gBoVwn5YD47jrqQXPWOgBn4xRdK2wV5XE= X-Received: by 2002:a50:91da:: with SMTP id h26-v6mr23412289eda.87.1535830925265; Sat, 01 Sep 2018 12:42:05 -0700 (PDT) MIME-Version: 1.0 References: <20180901185053.GA20993@mcvoy.com> In-Reply-To: From: ron minnich Date: Sat, 1 Sep 2018 12:41:54 -0700 Message-ID: To: Clem Cole Content-Type: multipart/alternative; boundary="000000000000bc4f300574d48076" Subject: Re: [TUHS] UVM VM system X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: TUHS main list Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" --000000000000bc4f300574d48076 Content-Type: text/plain; charset="UTF-8" I was his advisor on that thesis so I got to watch it roll out as it happened. uvm replaced the machvm in netbsd. For a time, Chuck set it up to run in parallel with the existing VM. You could start a process and pick which vm it used. For a while, it defaulted to the existing one. Then, at some point, it defaulted to uvm. Then, at some point, the old one was removed. more here: http://www.netbsd.org/docs/kernel/uvm.html via search terms uvm replaces machvm netbsd chuck was a long time contributor to netbsd IIRC, but last time we talked, he was using Linux. ron --000000000000bc4f300574d48076 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I was his advisor on that thesis so I got to watch it roll= out as it happened.

uvm replaced the machvm in netbsd.= =C2=A0

For a time, Chuck set it up to run in paral= lel with the existing VM. You could start a process and pick which vm it us= ed. For a while, it defaulted to the existing one. Then, at some point, it = defaulted to uvm. Then, at some point, the old one was removed.
<= br>
more here:





--000000000000bc4f300574d48076--