From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 1fc097e4 for ; Wed, 2 Oct 2019 13:51:16 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id E4B319BC44; Wed, 2 Oct 2019 23:51:14 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id BAFC79BA9E; Wed, 2 Oct 2019 23:50:43 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (1024-bit key; unprotected) header.d=ccc.com header.i=@ccc.com header.b="GXqm9yth"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 812479BA9E; Wed, 2 Oct 2019 23:50:41 +1000 (AEST) Received: from mail-wm1-f50.google.com (mail-wm1-f50.google.com [209.85.128.50]) by minnie.tuhs.org (Postfix) with ESMTPS id B793B9B8EF for ; Wed, 2 Oct 2019 23:50:40 +1000 (AEST) Received: by mail-wm1-f50.google.com with SMTP id r17so4987427wme.0 for ; Wed, 02 Oct 2019 06:50:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ccc.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=9duwuemMBpTcAcFZ8W3kbZzChqIhIJuM7qjSYUeYY0A=; b=GXqm9ythoHnyNKmC6OAKCaeAF7TayaeH0xKWvjo0AFWMiRy2l7mqDvmd6tRCdawEge 7dQsUPo/YoYgLW9/8qox0i4SqlTaUv2XuB7S97l/Xmopj3Q3YimsthNwGQBP8l4vZ0XC AmphSWb0BPdVUwkn6uxbnVgHQ3ZKsOv2WIcMM= 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=9duwuemMBpTcAcFZ8W3kbZzChqIhIJuM7qjSYUeYY0A=; b=jzzO2eWXP3VaWOv1soP3MdPlJuivFzy14/f0+BJIcYwh0Og4o71/9NI5Hc7j4hTvMe DWyVyitPWBaAKZpqRBlfm+Asd8+uv6osBEAyCTBVGxOR5JxNM/CwdFTSgMy4fLWYNYV7 uDobMPRqLzgU1Ax4VIJml2iMewDW1KMyV+aynO1oLmeO6U2PVHosiqHRFzP3jZ3T8LfO HmAVA0jJO2bVUK4cw2VEaN8gZ2sGq5pllzS66Rh5HT1dfT0diOt+Banz4xCK3Y/6cxHC SEfGjD9JGer3t18fZYXOrkbFMzj53HkFjos26FTSjSw1dV53n675veE2w5V94A7f09xl fx7g== X-Gm-Message-State: APjAAAW2nSs3Aqm4Ba/tpB8acS6vdjS5c+Wsk3lYMvV6W0dhPzU1w0pr i4SIqs5QmSxn6QWRZZ1kvrJZrGcULj504Iy4OmzI4g== X-Google-Smtp-Source: APXvYqzYX8l5/LtCPFRHoczWOTLfkirJ7DkEOrpVNfTsXMl+e2PO0Xqu9XSebgse2LdZ0Uf37CV6VM/LAHjAu+jtedM= X-Received: by 2002:a1c:1a45:: with SMTP id a66mr2994405wma.102.1570024238908; Wed, 02 Oct 2019 06:50:38 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Clem Cole Date: Wed, 2 Oct 2019 09:50:12 -0400 Message-ID: To: Chris Hanson Content-Type: multipart/alternative; boundary="0000000000000c9f600593edc193" Subject: Re: [TUHS] DG/UX details? X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: The Eunuchs Hysterical Society Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" --0000000000000c9f600593edc193 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, Oct 1, 2019 at 7:00 PM Chris Hanson wrote: > I=E2=80=99ve seen it said a couple of places that the DG/UX kernel was an= almost > complete rewrite and rather well-done. > Indeed - we worked with it at Locus and was one of the simplest kernels to add things too. The locks were easy to understand and it was well documented/thought out. > > Have any details been preserved? There=E2=80=99s not a whole lot out ther= e that > I=E2=80=99ve been able to find about DG/UX or the AViiON workstation seri= es > (whether 88K or Intel x86). > Never seen it in the wild, sadly. Hope it does appear at some point. > > -- Chris > > PS - I=E2=80=99ve found that my asking around has prompted some people t= o put > things online, so may as well keep asking in various places. :) > +1 --0000000000000c9f600593edc193 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Tue, Oct 1, 2019 at 7:00 = PM Chris Hanson <cmhanson@= eschatologist.net> wrote:
I=E2=80=99ve seen it said a couple of places that the DG/U= X kernel was an almost complete rewrite and rather well-done.
Indeed - we worked with it at Locus and was one of the simplest kerne= ls to add things too.=C2=A0 The locks were easy to understand and it was we= ll documented/thought out.

Have any details been preserved? There=E2=80=99s not a whole lot out there = that I=E2=80=99ve been able to find about DG/UX or the AViiON workstation s= eries (whether 88K or Intel x86).
Never seen it in= the wild, sadly.=C2=A0 Hope it does appear at some point.
=C2=A0

=C2=A0 -- Chris

PS - I=E2=80=99ve found that=C2=A0 my asking around has prompted some peopl= e to put things online, so may as well keep asking in various places. :)
+1=C2=A0
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