From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 28093 invoked from network); 17 Feb 2022 20:08:53 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 17 Feb 2022 20:08:53 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 71A389C7AC; Fri, 18 Feb 2022 06:08:43 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 305999BA3E; Fri, 18 Feb 2022 06:06:52 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=hamartun.priv.no header.i=@hamartun.priv.no header.b="PGJTA92j"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 320569BA3E; Fri, 18 Feb 2022 06:06:47 +1000 (AEST) X-Greylist: delayed 413 seconds by postgrey-1.36 at minnie.tuhs.org; Fri, 18 Feb 2022 06:06:44 AEST Received: from barsoom.hamartun.priv.no (barsoom.hamartun.priv.no [193.71.27.8]) by minnie.tuhs.org (Postfix) with ESMTPS id BACE19BA32 for ; Fri, 18 Feb 2022 06:06:44 +1000 (AEST) Received: from thuvia.hamartun.priv.no (thuvia.hamartun.priv.no [193.71.27.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by barsoom.hamartun.priv.no (Postfix) with ESMTPS id 4K05Jf6hD1zG2fK for ; Thu, 17 Feb 2022 20:59:46 +0100 (CET) Authentication-Results: barsoom.hamartun.priv.no; arc=none smtp.remote-ip=193.71.27.7 ARC-Seal: i=1; a=rsa-sha256; d=hamartun.priv.no; s=barsoom; t=1645127987; cv=none; b=b0D5Ru6MKHG2Wl03XixtSNQwweyYwEsfl5OCmMOyhYxAjQJgbgiCtOflabHInNqmRYGez3T5DsH9wzCNqXpPWZlkbXJXaStFcOpBYtIMwifGYUqSLSWYjIaW3OoltaHK5VtdMo7ZmqeDGJe7AkIFD4ZWTD+hnXaQAOCOyWuLPh4= ARC-Message-Signature: i=1; a=rsa-sha256; d=hamartun.priv.no; s=barsoom; t=1645127987; c=relaxed/simple; bh=fScUT+tSpT3mEKXJxP3ZKqFuWJYMollN2UE9SJEZ94M=; h=DKIM-Signature:Received:From:To:Subject:References:Date: In-Reply-To:Message-ID:User-Agent:MIME-Version:Content-Type: Content-Transfer-Encoding; b=XEF6SElJxJ0WWLnrJFd0D9OCuS7sQg6ADvlq6D6i2d8VADeFRmISFuKribWOaViOesETJwNkr7z4VnJcpAS2X9lC6ViMQrkfEuDTvktR3zReWFohLiWCetyPkjrkvQHoEkqI7pQpelkME39mRUjWq1T3o1wkGUsWD/qBzHWHwRY= ARC-Authentication-Results: i=1; barsoom.hamartun.priv.no DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=hamartun.priv.no; s=20200727; t=1645127987; bh=fScUT+tSpT3mEKXJxP3ZKqFuWJYMollN2UE9SJEZ94M=; h=From:To:Subject:References:Date:In-Reply-To; b=PGJTA92jSfu4dLmZxjc81vUl2PxdECRXfugd7jv514R7CmX1oWzImWI9KpviFPXiM byZz1k10Zxi8DgH6cePDZWhoyhc6sF2zaoqjvF1H4SphWG5hOAa/oAKpetKsuT/2te UNGHw3yaxVIhgEO4zXU+qL/QeCkJ2RejmDE7bB6CjG2UAtldJ1QMytuAAKwnM+kIEH aqMXw+HeAwH+W6VHXH+Gy1bjqHfDhZmrGkF0r7uaXG2bC3wamQ95Sod+rqUx4ZHvaA dEOoykccnvyiULpv6uSr4lbJ53YGDg+WZ5ibArdziqkU7APga95uzzcQwYgupsVCbD RPpT5sAkyj2Ew== Received: by thuvia.hamartun.priv.no (Postfix, from userid 501) id 8FBD94DF1A; Thu, 17 Feb 2022 20:59:46 +0100 (CET) To: TUHS@minnie.tuhs.org References: <202202160754.21G7sbUa011318@freefriends.org> <1nKFRN-4IZ-00@marmaro.de> <8735kig8vb.fsf@vuxu.org> Date: Thu, 17 Feb 2022 20:59:46 +0100 In-Reply-To: <8735kig8vb.fsf@vuxu.org> (Leah Neukirchen's message of "Wed, 16 Feb 2022 15:54:16 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [TUHS] Lorinda Cherry 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: , From: Tom Ivar Helbekkmo via TUHS Reply-To: Tom Ivar Helbekkmo Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" Leah Neukirchen writes: > Apparently it was a popular benchmark back in the day: > https://www.tuhs.org/Archive/Documentation/AUUGN/AUUGN-V05.1.pdf >> [...] >> By comparison, a VAX 11/780 clocks about 5 to 6 secs, VAX750 9 sec, PDPI= Is >> range from 27 secs (11/23) to 6 secs (11/70), PDP ii/34s range from 12 t= o 19 >> secs depending upon the presence of a cache. Perkin-Elmer range from 12o5 >> secs (32/10) to 7=C2=B09 secs (32/40)o Well, I just had to run it on some older hardware... 12MHz 80286 running MINIX 1.6.25 and the classic C version of dc: real 4.00 user 3.56 sys 0.25 DEC MicroPDP-11/23 running PWB UNIX 1.0 and the assembly coded dc: real 29.0 user 22.2 sys 0.7 Watching the prime number generator (from the Wikipedia page on dc) running on the 11/23 is much more entertaining than doing it on the modern workstation I'm typing this on: 2p3p[dl!d2+s!%0=3D@l!l^!<#]s#[s/0ds^]s@[p]s&[ddvs^3s!l#x0<&2+l.x]ds.x Incidentally, the Wikipedia page only lists Robert Morris as author of dc. If anyone here is able to edit Wikipedia, now would be a good time to get Lorinda Cherry's name on there, too. -tih --=20 Most people who graduate with CS degrees don't understand the significance of Lisp. Lisp is the most important idea in computer science. --Alan Kay