Sender: lynn@LYNNPC Newsgroups: alt.os.linux,alt.folklore.computers Subject: Re: More newbie stop the war here! References: <72A6A6E91A5EA0C7.79082BA747EE5AEF.1477E4FD26B94CD9@lp.airnews.net> <5FXM7.11020$VJ2.2426186898@twister1.starband.net> <250N7.6739$Wd.2465907@news1.rdc1.az.home.com> Reply-To: Anne & Lynn Wheeler From: Anne & Lynn Wheeler Message-ID: Organization: Wheeler&Wheeler Lines: 36 User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.7 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 29 Nov 2001 15:48:10 GMT NNTP-Posting-Host: 209.245.5.234 X-Complaints-To: abuse@earthlink.net X-Trace: newsread1.prod.itd.earthlink.net 1007048890 209.245.5.234 (Thu, 29 Nov 2001 07:48:10 PST) NNTP-Posting-Date: Thu, 29 Nov 2001 07:48:10 PST X-Received-Date: Thu, 29 Nov 2001 07:48:12 PST (newsmaster1.prod.itd.earthlink.net) Path: chonsp.franklin.ch!pfaff.ethz.ch!news-zh.switch.ch!newsfeed.nextra.ch!news.nextra.ch!newsfeed1.ulv.nextra.no!nextra.com!uninett.no!news.algonet.se!algonet!news.maxwell.syr.edu!netnews.com!xfer02.netnews.com!newsfeed2.earthlink.net!newsfeed.earthlink.net!newsmaster1.prod.itd.earthlink.net!newsread1.prod.itd.earthlink.net.POSTED!not-for-mail Xref: chonsp.franklin.ch alt.folklore.computers:95422 mike writes: > Your absolutely correct. "Mounting" is a UNIX idea. I apologize for my > poor example. Let me rephrase; Abstracting hardware access is universal. > Windows does it differently from *nix which does it different from macOS. > We do a lot of things different here than the ways your used to... the are claims that dos inherited the disk letter model from cms (as in vm/370 cms) plus some misc. other things and some of its other filesystem characteristics and the hierachial directories from unix. cms was started by ibm cambridge science center '66 in 545 tech. sq, cambridge by several people that had worked on CTSS. In the '66 flavor the base disk/default was "P" (for personnal) which was changed to "A" (first letter in the alphabet) around '71. This corresponds to the initial PC/DOS ... pre-hard disk. PC w/hard disk changed to "C" disk (because dual floppy had taken "A" & "B") Better known is multics which was also going on in same bldg. 545 tech. sq (about the same time) that also included some number of former CTSS people ... and unix was somewhat a play/derivative on multics (aka lineage of both dos & unix trace back thru 545 tech. sq to CTSS) CMS had much more dynamic mapping of drives to letters with access command. in nt you go to disk administrator to map drive/partitions to letters (but there are much more static mapping from the original dos). there are couple recent postings on file system http://www.garlic.com/~lynn/2001m.html#56 Contiguous file system http://www.garlic.com/~lynn/2001m.html#57 Contiguous file system http://www.garlic.com/~lynn/2001m.html#58 Contiguous file system -- Anne & Lynn Wheeler | lynn@garlic.com - http://www.garlic.com/~lynn/ ###### From: mike Subject: Re: More newbie stop the war here! Newsgroups: alt.os.linux,alt.folklore.computers Followup-To: alt.os.linux References: <72A6A6E91A5EA0C7.79082BA747EE5AEF.1477E4FD26B94CD9@lp.airnews.net> Lines: 45 User-Agent: KNode/0.6.1 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7Bit Message-ID: <46AN7.12921$Wd.4410321@news1.rdc1.az.home.com> Date: Fri, 30 Nov 2001 00:08:32 GMT NNTP-Posting-Host: 24.21.115.57 X-Complaints-To: abuse@home.net X-Trace: news1.rdc1.az.home.com 1007078912 24.21.115.57 (Thu, 29 Nov 2001 16:08:32 PST) NNTP-Posting-Date: Thu, 29 Nov 2001 16:08:32 PST Organization: Excite@Home - The Leader in Broadband http://home.com/faster Path: chonsp.franklin.ch!pfaff.ethz.ch!news-zh.switch.ch!newsfeed.nextra.ch!news.nextra.ch!nextra.at!newsfeed4.cidera.com!newsfeed1.cidera.com!Cidera!newsfeed.direct.ca!look.ca!newshub2.rdc1.sfba.home.com!news.home.com!news1.rdc1.az.home.com.POSTED!not-for-mail Xref: chonsp.franklin.ch alt.folklore.computers:95532 I would like te learn more about the file system and disk access lineage stuff. The newsgroup postings are a little hard to follow. Any websites/books you could recomend? mike Anne & Lynn Wheeler wrote: > mike writes: > >> Your absolutely correct. "Mounting" is a UNIX idea. I apologize for my >> poor example. Let me rephrase; Abstracting hardware access is >> universal. >> Windows does it differently from *nix which does it different from >> macOS. We do a lot of things different here than the ways your used to... > > the are claims that dos inherited the disk letter model from cms (as > in vm/370 cms) plus some misc. other things and some of its other > filesystem characteristics and the hierachial directories from unix. > > cms was started by ibm cambridge science center '66 in 545 tech. sq, > cambridge by several people that had worked on CTSS. In the '66 flavor > the base disk/default was "P" (for personnal) which was changed to "A" > (first letter in the alphabet) around '71. This corresponds to the > initial PC/DOS ... pre-hard disk. PC w/hard disk changed to "C" disk > (because dual floppy had taken "A" & "B") > > Better known is multics which was also going on in same bldg. 545 > tech. sq (about the same time) that also included some number of > former CTSS people ... and unix was somewhat a play/derivative on > multics (aka lineage of both dos & unix trace back thru 545 tech. sq > to CTSS) > > CMS had much more dynamic mapping of drives to letters with access > command. in nt you go to disk administrator to map drive/partitions to > letters (but there are much more static mapping from the original > dos). > > there are couple recent postings on file system > http://www.garlic.com/~lynn/2001m.html#56 Contiguous file system > http://www.garlic.com/~lynn/2001m.html#57 Contiguous file system > http://www.garlic.com/~lynn/2001m.html#58 Contiguous file system > ###### Sender: lynn@LYNNPC Newsgroups: alt.os.linux,alt.folklore.computers Subject: Re: More newbie stop the war here! References: <72A6A6E91A5EA0C7.79082BA747EE5AEF.1477E4FD26B94CD9@lp.airnews.net> <46AN7.12921$Wd.4410321@news1.rdc1.az.home.com> Reply-To: Anne & Lynn Wheeler From: Anne & Lynn Wheeler Message-ID: Organization: Wheeler&Wheeler Lines: 31 User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.7 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 30 Nov 2001 02:37:12 GMT NNTP-Posting-Host: 209.245.6.155 X-Complaints-To: abuse@earthlink.net X-Trace: newsread1.prod.itd.earthlink.net 1007087832 209.245.6.155 (Thu, 29 Nov 2001 18:37:12 PST) NNTP-Posting-Date: Thu, 29 Nov 2001 18:37:12 PST X-Received-Date: Thu, 29 Nov 2001 18:37:13 PST (newsmaster1.prod.itd.earthlink.net) Path: chonsp.franklin.ch!pfaff.ethz.ch!news-zh.switch.ch!newsfeed-zh.ip-plus.net!news.ip-plus.net!news.tesion.net!news.belwue.de!news-stu1.dfn.de!news-koe1.dfn.de!news-fra1.dfn.de!news-lei1.dfn.de!newsfeed00.sul.t-online.de!t-online.de!diablo.theplanet.net!208.184.7.66.MISMATCH!newsfeed1.cidera.com!Cidera!netnews.com!xfer02.netnews.com!newsfeed2.earthlink.net!newsfeed.earthlink.net!newsmaster1.prod.itd.earthlink.net!newsread1.prod.itd.earthlink.net.POSTED!not-for-mail Xref: chonsp.franklin.ch alt.folklore.computers:95510 mike writes: > I would like te learn more about the file system and disk access lineage > stuff. The newsgroup postings are a little hard to follow. Any > websites/books you could recomend? > > mike cms development guide http://publibz.boulder.ibm.com:80/cgi-bin/bookmgr_OS390/BOOKS/HCSD2A20/CONTENTS#6.1.5 cms file system http://publibz.boulder.ibm.com:80/cgi-bin/bookmgr_OS390/BOOKS/HCSD2A20/2.6 overview of the cms file system http://publibz.boulder.ibm.com:80/cgi-bin/bookmgr_OS390/BOOKS/HCSD2A20/2.6.1 current CMS & CP data areas and control blocks http://www.vm.ibm.com/pubs/ctlblk.html most current CMS control blocks http://www.vm.ibm.com/pubs/cms420/index.html of interest: ADTSECT, FSTD, FSTSECT, FSCB, SFSCB, XADT. one of the VM history pages: http://www.vm.ibm.com/birthday.html -- Anne & Lynn Wheeler | lynn@garlic.com - http://www.garlic.com/~lynn/ ###### From: mike Subject: Re: More newbie stop the war here! Newsgroups: alt.os.linux,alt.folklore.computers Followup-To: alt.os.linux References: <72A6A6E91A5EA0C7.79082BA747EE5AEF.1477E4FD26B94CD9@lp.airnews.net> <46AN7.12921$Wd.4410321@news1.rdc1.az.home.com> Lines: 3 User-Agent: KNode/0.6.1 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7Bit Message-ID: Date: Fri, 30 Nov 2001 06:51:53 GMT NNTP-Posting-Host: 24.21.115.57 X-Complaints-To: abuse@home.net X-Trace: news1.rdc1.az.home.com 1007103113 24.21.115.57 (Thu, 29 Nov 2001 22:51:53 PST) NNTP-Posting-Date: Thu, 29 Nov 2001 22:51:53 PST Organization: Excite@Home - The Leader in Broadband http://home.com/faster Path: chonsp.franklin.ch!pfaff.ethz.ch!news-zh.switch.ch!newscore.univie.ac.at!194.25.134.126.MISMATCH!newsfeed01.sul.t-online.de!newsfeed00.sul.t-online.de!t-online.de!nntp-relay.ihug.net!ihug.co.nz!feeder.via.net!newshub2.rdc1.sfba.home.com!news.home.com!news1.rdc1.az.home.com.POSTED!not-for-mail Xref: chonsp.franklin.ch alt.folklore.computers:95534 Yeah, that'll keep me busy for a while. Thanks!!