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=-0.6 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 f1dda487 for ; Wed, 28 Aug 2019 21:55:02 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 8423A9BDBB; Thu, 29 Aug 2019 07:55:01 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id E03349BD79; Thu, 29 Aug 2019 07:54:42 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="BdhrzRuZ"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id D00CD9BD79; Thu, 29 Aug 2019 07:54:40 +1000 (AEST) Received: from mail-vs1-f46.google.com (mail-vs1-f46.google.com [209.85.217.46]) by minnie.tuhs.org (Postfix) with ESMTPS id 5FE0C9BD3C for ; Thu, 29 Aug 2019 07:54:40 +1000 (AEST) Received: by mail-vs1-f46.google.com with SMTP id q188so1051139vsa.4 for ; Wed, 28 Aug 2019 14:54:40 -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=cc7chR0oHbnxtuLoGz88hfB0ERnmQshfMe/o6Z4hk/c=; b=BdhrzRuZ5ZNkSNQurQK+vrxWG2KAIXu/rAGg1WALAkqFqJIqDGxG42KrVWnkuw82cj pAVhGM1Dd0EkyXGa4zBfxa2TD05S5xemRbz1n8zAApVtzv8nVddxGPpCBXS7zKB52Nkv AQgZne5mlSCUkrXgK5OnhHGEI6+xXpO4OFHLzorxNubUISP0ZR14h7lqiSoCRlSIL9bp atj+P92REu+fJ5GKw3gT5TgEdju6AkQaL0iRvhgmcjdVQj4V3qIMWvXxWAtzUOeKwwY4 FTMNgUEEUXUErgxOonjMluvlzgJgU671U2zQ3u4j0SC2GMx2jMWjAzey+Uz7wKi0AsQz CHGA== 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=cc7chR0oHbnxtuLoGz88hfB0ERnmQshfMe/o6Z4hk/c=; b=LMlLR4sS/Ph0o9G4N9c1p38Jb6fafj/y8U53TJddM78xseVhVoaEGYUD+TAautPfvu 6Kvxq3qQY8ScSEHHYrivK4kbCLi3aRe9v8zNLVzQVaJ5FzWpTHG/t0+XWqbMKUpo3KLR +TIOCcKT+JtmJzonT/RSkXCBT/y0Ddo8sz/T2trHl2Q13IqeMVvsahSQEKGYPa9ytT36 57T8Q+DIitQJPJoiyhxPm6RANcUzGj2eN8Hm+4EGicn9EL15qvldkOvLgP4w9R7M3Eph Bt5U1INDcxBFJRhf2qNdbPLHKuio/tpI+Aa6/R5SHQSz5YKYpdd9NJdre7zCfs8+Mjzr RnsA== X-Gm-Message-State: APjAAAVsTCbR4aGPsnFDMfRhCZKbogLgHs6GzBa3Lk3/v2gkxcEs8y3B 9d1HDbBTug3rbWzYI9s7sRbSF2l/zKPxcAq1xIM= X-Google-Smtp-Source: APXvYqz7wWog98pVo8lducPzmj6esir93Sl7qeg/0Qu7JnnbBpAmHkwPAriDG+bB38ipQGeSLS7u9RiMZmoPvpRiW7I= X-Received: by 2002:a67:f558:: with SMTP id z24mr3634382vsn.141.1567029279535; Wed, 28 Aug 2019 14:54:39 -0700 (PDT) MIME-Version: 1.0 References: <201908281757.x7SHv9gj042779@tahoe.cs.Dartmouth.EDU> In-Reply-To: <201908281757.x7SHv9gj042779@tahoe.cs.Dartmouth.EDU> From: Rob Pike Date: Thu, 29 Aug 2019 07:54:28 +1000 Message-ID: To: Doug McIlroy Content-Type: multipart/alternative; boundary="0000000000008f37c50591346f86" Subject: Re: [TUHS] dmr streams & networking [was: Re: If not Linux, then what?] 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" --0000000000008f37c50591346f86 Content-Type: text/plain; charset="UTF-8" I think it was slightly later. I joined mid-1980 and VAXes to replace the 11/70 were being discussed but had not arrived. We needed to convert a lab into a VAX machine room and decide between BSD and Reiser, all of which happened in the second half of 1980. Reiser Unix got demand paging a little later, and it was spectacularly fast. I remember being gobsmacked when I saw a demo in early 1981. Dead ends everywhere. -rob On Thu, Aug 29, 2019 at 3:57 AM Doug McIlroy wrote: > > > How long was research running on a PDP-11 and when did they move to a > VAX? > > London and Reiser had ported Unix to the VAX, replete with virtual memory, > in 1978. By the time v7 was released (1979), Vaxen had become the workhorse > machines in Research. > > Doug > --0000000000008f37c50591346f86 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I think it was slightly later. I joined mid-1980 and VAXes= to replace the 11/70 were being discussed but had not arrived. We needed t= o convert a lab into a VAX machine room and decide between BSD and Reiser, = all of which happened in the second half of 1980.

Reiser Unix got d= emand paging a little later, and it was spectacularly fast. I remember bein= g gobsmacked when I saw a demo in early 1981.

Dead= ends everywhere.

-rob


On = Thu, Aug 29, 2019 at 3:57 AM Doug McIlroy <doug@cs.dartmouth.edu> wrote:

> How long was research running on a PDP-11 and when did they move to a = VAX?

London and Reiser had ported Unix to the VAX, replete with virtual memory, = in 1978. By the time v7 was released (1979), Vaxen had become the workhorse= machines in Research.

Doug
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