From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: To: 9fans@cse.psu.edu Subject: Re: [9fans] what a mess the Unix world has become From: C H Forsyth MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="upas-dtrlvbbhccugwcizbbdporoioh" Date: Mon, 10 Feb 2003 16:19:31 +0000 Topicbox-Message-UUID: 562279d0-eacb-11e9-9e20-41e7f4b1d025 This is a multi-part message in MIME format. --upas-dtrlvbbhccugwcizbbdporoioh Content-Disposition: inline Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit i don't quite see how they could provide a `commit' effect unless they finally added a Close operation to the clunky protocol. --upas-dtrlvbbhccugwcizbbdporoioh Content-Type: message/rfc822 Content-Disposition: inline Return-Path: <9fans-admin@cse.psu.edu> Received: from punt-1.mail.demon.net by mailstore for forsyth@vitanuova.com id 1044892386:10:01085:34; Mon, 10 Feb 2003 15:53:06 GMT Received: from psuvax1.cse.psu.edu ([130.203.4.6]) by punt-1.mail.demon.net id aa1116109; 10 Feb 2003 15:52 GMT Received: from psuvax1.cse.psu.edu (psuvax1.cse.psu.edu [130.203.18.6]) by mail.cse.psu.edu (CSE Mail Server) with ESMTP id 515D519A19; Mon, 10 Feb 2003 10:21:08 -0500 (EST) Delivered-To: 9fans@cse.psu.edu Received: from mailrelay2.lanl.gov (mailrelay2.lanl.gov [128.165.4.103]) by mail.cse.psu.edu (CSE Mail Server) with ESMTP id CFA2419A0C for <9fans@cse.psu.edu>; Mon, 10 Feb 2003 10:20:08 -0500 (EST) Received: from ccs.lanl.gov (localhost.localdomain [127.0.0.1]) by mailrelay2.lanl.gov (8.12.3/8.12.3/(ccn-5)) with SMTP id h1AFK8gp027203 for <9fans@cse.psu.edu>; Mon, 10 Feb 2003 08:20:08 -0700 Received: (qmail 639 invoked from network); 10 Feb 2003 08:20:07 -0700 Received: from unknown (HELO carotid.ccs.lanl.gov) (128.165.148.162) by 128.165.148.1 with SMTP; 10 Feb 2003 08:20:07 -0700 Received: (qmail 23250 invoked by uid 3499); 10 Feb 2003 08:20:07 -0700 Received: from localhost (sendmail-bs@127.0.0.1) by localhost with SMTP; 10 Feb 2003 08:20:07 -0700 From: "Ronald G. Minnich" X-X-Sender: rminnich@carotid.ccs.lanl.gov To: 9fans@cse.psu.edu Subject: Re: [9fans] what a mess the Unix world has become In-Reply-To: <3E46ACD7.50802@null.net> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: 9fans-admin@cse.psu.edu Errors-To: 9fans-admin@cse.psu.edu X-BeenThere: 9fans@cse.psu.edu X-Mailman-Version: 2.0.11 Precedence: bulk Reply-To: 9fans@cse.psu.edu List-Id: Fans of the OS Plan 9 from Bell Labs <9fans.cse.psu.edu> List-Archive: Date: Mon, 10 Feb 2003 08:20:07 -0700 (MST) On Mon, 10 Feb 2003, Douglas A. Gwyn wrote: >There are > transaction-oriented filesystems (MUMPS comes to mind) > that cluster requests until a "commit" and implement a > well-defined rollback scheme when the commit is > unsuccessful. Actually at some point in the 90s NFS became like that on SunOS (well, minus the rollback system). That was about the time that close could return an error, meaning "remember those writes you did yesterday? Well, some of them may not have worked out, so you probably lost data. Have a nice day." Needless to say, many programs did not quite grasp the concept. ron --upas-dtrlvbbhccugwcizbbdporoioh--