- Bus-Tech - http://www.bustech.com
Manufactures and markets mainframe connectivity and data movement products, both under their own brand name and as an OEM.
- 64-bit Architecture - http://www.aig.qc.ca/mvs/zseries.html
Article by Patrick Mullenon on IBM announcing 64 bit architecture.
- Planet MVS - http://planetmvs.com
Covers mainframe hardware and z/OS-related systems software topics. Including a collection of IBM Green Cards.
- Gilbert Saint-flour - http://mywebpages.comcast.net/gsf
Links to P/390 information and z/OS freeware, as well as Gilbert's own z/OS tools and documentation.
- Eric Loriaux - http://www.loriaux.com
Large collection of categorized links covering IBM mainframe hardware and software topics, with special emphasis on the needs of systems programmers.
- Dinos Web Ring - http://www.chopf.com/dinoring.shtml
Access to over 30 Web sites run by individuals interested in mainframes.
- zSeries e-business - http://www.ibm.com/servers/eserver/zseries/ebusiness
IBM home page for interfacing the mainframe to the Internet. Includes links to news, technical information, products, services, performance, security and support.
- The IBM 360/67 and CP/CMS - http://www.multicians.org/thvv/360-67.html
Tom Van Vleck's history of the IBM System/360 Model 67 computer and the CP/CMS operating system, which later became z/VM.
- Architecture of the IBM System/360 - http://www.research.ibm.com/journal/rd/441/amdahl.pdf
1964 article coinciding with the announcement of the System/360 (S/360), the first family of computers to have the same machine architecture as IBM mainframes of today. Written by the S/360's architects: Gene Amdahl, Gerrit Blaauw and Fred Brooks.
- IBM Redbooks - http://www.redbooks.ibm.com/
Special type of less formal IBM manuals. Useful for users seeking more real-world examples than given in standard manuals. Usually details implementation and experiences of a project to implement IBM software and hardware, but some are conference presentation material. More often now, a few are introductory textbooks on a specific technology: IBM hardware or software product.
- IBM Dictionary of Computing - http://www.ibm.com/ibm/terminology/goc/gocmain.htm
An updated on-line version of the once popular book, now officially known as the Glossary of Computing Terms.
- Strange Art Projects: IBM System 370 - http://pw1.netcom.com/~zmoq/pages/ibm370.htm
A student's 1/48 scale model of an IBM System/370 Model 138 computer system, complete with 3800-1 laser printer. Pictures and the story behind it.
- The Dinosaur Myth - http://www.mainframeweek.com/extra/dinosaur.html
Subtitle: Why the mainframe is the cheapest solution for most organizations. Updated version of the classic Xephon report.
- Dictionary of the Mainframe World - http://www.sdsusa.com/dictionary
6000 words and phrases currently in use and from the past, technical and marketing terms, as heard in IBM mainframe computer environments.
- IBM Hardware Internet Library - http://www.ibm.com/servers/s390/os390/bkserv/hw.html
Free access to IBM manuals in both Web-based BookManager and Adobe Acrobat PDF format. Mostly IBM mainframe hardware and the software that supports it.
- search390.com - http://search390.techtarget.com
IBM mainframe-specific portal, with search engine and browsable categories: hardware, software and education directories; career center, Web links, published articles (some by site staff).
- Computer Measurement Group - http://www.cmg.org
CMG is a user group focused on performance and resource management, especially for IBM mainframes, with an annual conference and exhibition in North America. Groups link lists local CMG groups worldwide.
- SHARE User Group - http://www.share.org/
Independent, volunteer run association providing IBM customers with user focused education, professional networking, and a forum to influence the Information Technology industry.
- GUIDE SHARE Europe: GSE - http://www.gse.org/
The merger of the European portion of the IBM user groups GUIDE and SHARE.
- Disaster Recovery Journal - http://www.drj.com
Although business continuity is the focus, many articles are mainframe-related. Also hosts an annual conference.
- Coupling Facility Structure Sizer: CFSIZER - http://www.ibm.com/servers/eserver/zseries/cfsizer
A Web-based application used to calculate the size of each IBM software product's structure within a Parallel Sysplex Coupling Facility (CF).
- eServer Magazine, Mainframe Edition - http://www.eservercomputing.com/mainframe
A bimonthly IBM publication with technical overview and how-to articles and tips, mostly on systems software, with some hardware coverage; plus IBM and non-IBM product news. Written by IBM and non-IBM authors.
- Enterprise IS News - http://www.xephon.com/isnews
Industry information relevant to organizations with IBM mainframes, covering new and updated hardware and software products, vendor news and industry research. A free news service published every Wednesday, also available by e-mail subscription.
- BookManager: IBM Softcopy Reader - http://www.ibm.com/software/office/bkmgr/softcopyread.html
Free Java-based software for Linux and Windows workstations. Used to read IBM manuals in BookManager format, typically on CD-ROM. Replaces IBM Library Reader (ILR).
- z/Journal - http://www.zjournal.com
An independently-published mainframe-only magazine covering IBM zSeries hardware and the software that runs on it, including the VSE/ESA, z/VM, z/OS and Linux operating systems. Subscriptions are free in the U.S. and Canada.
- IBMLink - http://www.ibmlink.ibm.com
Worldwide menu-based access to country-specific IBM information: product descriptions and announcements, and ordering and partner information.
- IBM Corporate Archives - http://www.ibm.com/ibm/history
Includes a Search facility. Catalog link then Products and Services includes information on and pictures of many historical pieces of mainframe hardware.
- StorageTek - http://www.storagetek.com
Storage (tape and disk) for the mainframe and other platforms. Including Storage Area Networks (SAN), WORM (Write Once, Read Many) tape and supporting software and consulting.
- Gallery of Old Iron: IBM S/360, S/370 - http://home.nc.rr.com/deh/GALLERY/INDEX.HTM
Pictures of Central Processing Unit (CPU), channel and control unit front panels from System/360 and /370 mainframes, plus a few System/3, 1401, 1800 and SAGE items from the author's collection.
- IBM Resources for Mainframe Developers - http://www.ibm.com/servers/eserver/zseries/developers
IBM programs and information for anyone developing a commercial software product for IBM's mainframe operating systems. Including free software and low cost hardware through PartnerWorld for Developers, developerWorks and other programs.
- IBM Resource Link - http://www.ibm.com/servers/resourcelink
Convenient access to mainframe hardware and systems software planning and maintenance information. Registration is free, but is restricted to IBM customers, business partners and employees; confirmation takes about two business hours.
- The Mainframe Breakfast Network (MBN) - http://www.arcati.com/mbn
An informal association of mainframers run by Arcati Research, with monthly newsletter and breakfast sessions in London or Oxford, England. Membership is free.
- The Mainframe Charter - http://www.ibm.com/servers/eserver/zseries/announce/charter/
First announced in mid-2003, IBM initiative to make the mainframe more competitive, most notably in hardware and software pricing. But also by increasing the number of young people with mainframe skills.
- T-Rex - IBM eServer zSeries 990 Mainframe Computer - http://www.ibm.com/servers/eserver/zseries/990.html
IBM laid claim to the T-Rex containing the densest electronics in the world: 3.2 billion transistors in 16 chips on 101 layers of ceramic glass connected to 5000 pins by 500 meters of wire, all in a 3.7" x 3.7" x 0.75" module.
- IBM Offering Information - http://www.ibm.com/common/ssi
Access to all IBM announcement letters, sales manual, press releases, red books, white papers and catalogs, with comprehensive search for most.
- IBM Worldwide Employee Directory - http://www.ibm.com/contact/employees
Search by name for telephone numbers and e-mail addresses of IBM employees, limited to six results to prevent abuse.
- Canada's First z990: The First T-Rex in 65 Million Years - http://www.zjournal.com/PDF/pearkins-t%20rex.pdf
Workers' Compensation Board - Alberta is the first Canadian company to install an IBM eserver zSeries 990 mainframe computer, code-named T-Rex. z/Journal article is a PDF file requiring Adobe Acrobat Reader.
- Visara International - http://www.visara.com
Provides SNA, 3270, 5250 and LAN/WAN integration products: displays, printers and controllers, including communication servers and console concentrators.
- ITPapers: IBM Mainframe - http://www.itpapers.com/search.aspx?&scid=261
A directory of technical white papers, Webcasts, and case studies from IBM and other companies.
- IBM eserver zSeries Mainframe Servers - http://www.ibm.com/servers/eserver/zseries/
IBM home page for current mainframe computer systems, with links to an overview, software, operating systems, networking, I/O connectivity, solutions, news, events, FAQs, support, education and a library of documents.
- IBM Sales Manual - http://www.ibm.com/common/ssi/OIAccess.wss?buttonpressed=DET001PT011&hfdd=&hfud=×tamp=1066517626743&user=EXT&previouspagevisited=0&page=0&user+type=Regular&DET001PEF001=&catalogue_index=DET001PEF004&DET001PGL001=DET001PEF004&specific_index=DET001PEF012&DET001PGL002=DET001PEF012&category_index=DET001PEF027&DET001PGL003=DET001PEF027&user+type=Regular
Organized by product/version, the Sales Manual lists announcement, marketing withdrawal and end of support dates for all releases of software, and relevant parts of the original announcement letter(s). Also lists hardware.
- Nusantara IT Pro Club - http://www.geocities.com/nit_proclub/
On-line presentations on various mainframe systems programming topics: hardware, operating system, Assembler and networking.
- Marc Niegowski: Systems Programmer At Large - http://www.marcsweb.com
Historical mainframe information plus tips and techniques for Assembler and C/C++. From a Systems Programmer specializing in mainframe telecommunications networks.
- EMC: Mainframe Offerings - http://www.emc.com/products/systems/mainframe/index.jsp
Storage platforms and software for IBM mainframes.
- Madison Gifford Technologies: MGT - http://www.mgtechnologies.com
Channel extension products extend a multiplexer channel to anywhere in the world. MGT also provides networking/communications consulting.
- Fujitsu Mainframe Servers - http://www.fujitsu.com/services/computing/server/mainframe/
Manufacturer of IBM mainframe-compatible servers, services, software and storage. Fujitsu acquired Amdahl, originally founded by IBM System/360 architect Gene Amdahl.
- Hitachi Data Systems - http://www.hds.com/products_services/storage_systems/enterprise_storage
HDS provides hardware storage systems for multiple platforms, including the IBM mainframe. Related support, software and training is also available.
- The 360 Revolution - ftp://ftp.software.ibm.com/eserver/zseries/misc/bookoffer/download/360revolution_040704.pdf
IBM's 40th anniversary book, by Chuck Boyer, detailing the history of the System/360; IBM mainframes today are still software-compatible with the System/360.
- 360 Revolution - http://www.computerhistory.org/ibms360_04072004
Video and pictures from the 40th anniversary celebrations of the IBM mainframe (System/360) on April 7, 2004, at the Computer History Museum in Silicon Valley, California.
- Anura Guruge: Mr. SNA - http://www.guruge.com
Guruge's views on the IBM world, XML Web services, grids and autonomic computing.
- zSeries System Programmer Portal - http://www.ibm.com/servers/eserver/support/zseries/progportal/
An IBM site providing mainframe hardware and systems software planning and maintenance information for Technical Support staff.
- IBM Jaguar Tape - http://www.ibm.com/servers/storage/tape/3592/
IBM TotalStorage Enterprise Tape Drive 3592 replaces 3590 MagStar with a non-compatible tape cartridge format, just as MagStar replaced 3480 a decade earlier. Originally code-named Jaguar.
- IBM SHARK Disk - http://www.ibm.com/servers/storage/disk/ess
IBM TotalStorage Enterprise Storage Server (ESS) can be used for both mainframe DASD and as a Storage Area Network (SAN) for a broad range of platforms. Originally code-named SHARK.
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