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Mainframe Operating Systems

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ALSO CALLED: Main Frame OS, Mainframe OS
DEFINITION: Multics (Multiplexed Information and Computing Service) was a mainframe time-sharing operating system that was developed in the 1963-1969 period through the collaboration of the Massachusetts Institute of Technology (MIT), General Electric (GE), and Bell Labs. Multics was the first or one of the first operating systems that used page-segmented storage. The operating system was written in PL/I and  … 
Definition continues below.
Mainframe Operating SystemsReports
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Computer Weekly – 25 February 2014: Banking with dinosaurs – the legacy IT crisis in financial services
sponsored by ComputerWeekly.com
EZINE: In this week's Computer Weekly, we examine the IT problems at high-street banks, and learn how outsourcing led to the loss of key legacy IT skills. We ask what role wearable technology could have in enterprise IT. And we take an in-depth look at the tools for using Microsoft Azure for building hybrid clouds. Read the issue now.
Posted: 24 Feb 2014 | Published: 25 Feb 2014

ComputerWeekly.com

The value of System z: Deploy IBM zEnterprise for more business value
sponsored by IBM
WHITE PAPER: This whitepaper explains why mainframe technology is the security platform of choice for cloud, big data and various operational applications.
Posted: 21 Feb 2014 | Published: 29 Mar 2013

IBM

CW Special Report on IBM
sponsored by ComputerWeekly.com
IT BRIEFING: This special nine-page report from Computer Weekly analyses the challenges facing IBM, its financial performance, the services it offers.
Posted: 10 Apr 2012 | Published: 10 Apr 2012

ComputerWeekly.com

BMC Mainframe Survey 2011
sponsored by ComputerWeekly.com
IT BRIEFING: Big businesses are planning to grow their mainframe computer capacity despite the downturn  this survey of 1,347 large mainframe users worldwide by BMC Software reveals.
Posted: 09 Mar 2012 | Published: 05 Sep 2011

ComputerWeekly.com

A Trusted Ally in a World of Constant Change
sponsored by BMC Software, Inc.
WHITE PAPER: This whitepaper provides a step-by-step process to reduce mainframe MLC costs up to 20% without compromising business critical services.
Posted: 07 Mar 2014 | Published: 07 Mar 2014

BMC Software, Inc.

10 Steps to Reducing Mainframe MLC Costs-Video
sponsored by BMC Software, Inc.
VIDEO: This short video provides a step-by-step process to reduce mainframe MLC costs up to 20% without compromising business critical services.
Posted: 03 Mar 2014 | Premiered: 03 Mar 2014

BMC Software, Inc.

Analyst Report: IBM CICS Tools: Discovery and Optimization for the Next Generation by the Branham Group (February 2013)
sponsored by IBM
WHITE PAPER: This independent white paper discusses the challenges that IT departments face in cost and manpower hours. It looks at several tools that have been shown to significantly reduce the time needed to meet those challenges with resultant deep cost benefits.
Posted: 21 Feb 2014 | Published: 01 Jan 2013

IBM

10 Steps to Reducing Mainframe MLC Costs
sponsored by BMC Software, Inc.
WHITE PAPER: This white paper provides you with 10 easy-to-navigate steps to reduce your software charges.
Posted: 18 Dec 2013 | Published: 18 Dec 2013

BMC Software, Inc.

Demo: Overview of IBM Integrated Solution for System z Development (December 2012)
sponsored by IBM
WHITE PAPER: An overview of the IBM Integrated Solution for System z Development, including its capabilities and constituent member products.
Posted: 18 Oct 2013 | Published: 18 Oct 2013

IBM

Put an end to mainframe scripting with policy-driven IBM automation
sponsored by IBM
WHITE PAPER: Automating single-mainframe environments often requires time-consuming and cumbersome script-writing. This resource describes a strategy designed to quickly and easily replace manual methods of mainframe automation.
Posted: 17 Oct 2013 | Published: 30 Apr 2013

IBM

Case study: Blue Cross Blue Shield of Kansas cuts mainframe software costs with IBM (May 2013)
sponsored by IBM
CASE STUDY: Lear how Blue Cross and Blue Shield of Kansas were able to migrate their mainframe software toward an equally functional but significantly lower-cost system - without heavy impact on users and the IT environment.
Posted: 17 Oct 2013 | Published: 31 May 2013

IBM

Move up to Enterprise Developer for zEnterprise
sponsored by Micro Focus
WHITE PAPER: Access this crucial paper to get an in-depth look at a tool that brings contemporary capabilities to mainframe application development, enabling faster change and delivery of new business functions without mainframe resources.
Posted: 16 Apr 2013 | Published: 02 May 2013

Micro Focus

A step change in development efficiency
sponsored by Micro Focus
WHITE PAPER: This critical white paper explains how an enterprise developer solution can help development teams improve the efficiency and effectiveness of IBM zEnterprise environments, streamlining the mainframe application development process.
Posted: 10 Apr 2013 | Published: 02 May 2013

Micro Focus

Unlock the key to mainframe success
sponsored by Micro Focus
PRESENTATION TRANSCRIPT: Access this presentation transcript to learn more about some of the inherent risk associated with IT strategy. Find out how your organization can reduce TCO and other expenses by listening to this podcast now. Are your mainframes enough? Ease your concerns now by listening for the facts.
Posted: 27 Dec 2012 | Published: 27 Dec 2012

Micro Focus

Application Modernization: What you need to know
sponsored by CA Technologies.
EBOOK: In this eBook, experts explore the legacy mainframe applications from a variety of perspectives.
Posted: 14 Nov 2012 | Published: 14 Nov 2012

CA Technologies.

Rehosting Mainframe Workloads
sponsored by Clerity
WHITE PAPER: Many legacy applications still contain valuable business information. But maintaining the mainframes that they reside on can quickly become cost-prohibitive. This white paper explores various mainframe alternatives, the concept behind rehosting, and a recommended market offering you can implement immediately.
Posted: 19 Jul 2012 | Published: 01 Apr 2011

Clerity

Endress+Hauser maximizes availability and resiliency with Linux on System z
sponsored by IBM
WHITE PAPER: Because downtime can have serious implications, it is critical that companies have an effective disaster recovery (DR) strategy in place. This case study compares several DR architectures and discusses how one organisation successfully navigated the selection process.
Posted: 11 Jun 2012 | Published: 01 Jun 2011

IBM

Running New Workloads Like Linux
sponsored by Micro Focus
EBOOK: This expert e-book explores the changes to mainframes in the past ten years. Discover how your organization can lower TCO and achieve other benefits by moving workloads to the mainframe.
Posted: 05 Jun 2012 | Published: 31 Dec 2011

Micro Focus

City of Inglewood
sponsored by Micro Focus
WHITE PAPER: Access this white paper to discover how one city migrated from their aging mainframe to a Windows platform. Learn how your organization can save on maintenance costs and increase operational efficiency by making a similar move.
Posted: 14 May 2012 | Published: 14 May 2012

Micro Focus

Next Generation Mainframe Computing
sponsored by CA Technologies.
WHITE PAPER: The mainframe can enable substantial cost savings and efficiency gains, but only if effective management tactics are in place. This white paper examines the key advantages of the mainframe and offers exclusive advice for incorporating it into your overarching IT strategy.
Posted: 01 May 2012 | Published: 01 Dec 2011

CA Technologies.

Cisco Unified Computing System for SAP Landscapes
sponsored by Cisco Systems, Inc.
WHITE PAPER: Read this paper to discover a next-generation data center platform that provides the compute, network, and storage access components, deployed as a single cohesive system, to complement the SAP NetWeaver architecture.
Posted: 22 Nov 2011 | Published: 22 Nov 2011

Cisco Systems, Inc.

How to manage consolidated applications
sponsored by HP
WHITE PAPER: This resource explains how you can lower costs and improve flexibility by migrating your mainframe to open system servers. Discover the three major factors driving organizations to consider migrating application workloads off mainframe environments to open systems solutions.
Posted: 07 Oct 2011 | Published: 07 Oct 2011

HP

Expert e-guide: Traditional mainframes and the future of this technology
sponsored by CA Technologies.
EGUIDE: This expert e-guide discusses the benefits and weaknesses of both the mainframe and x86 architectures. Determine whether one of these platforms is better suited for virtualization and cloud computing than the other and get predictions for the future of each.
Posted: 11 Aug 2011 | Published: 11 Aug 2011

CA Technologies.

Expert insight: What you should know about mainframe systems
sponsored by CA Technologies.
EGUIDE: Whether you are considering the mainframe or have already made an investment, there are several key points you should keep in mind. This expert e-guide takes a closer look at the mainframe and the common misconceptions surrounding it. Discover how mainframes compare to x86 platforms and get expert answers to your peers' frequently asked questions.
Posted: 11 Aug 2011 | Published: 11 Aug 2011

CA Technologies.

Success Story: Large Service Provider Saves Millions through Vendor Consolidation Program
sponsored by CA Technologies.
CASE STUDY: This success story points out the risks of using too many vendors to manage your mainframe. Explore the benefits of consolidation and learn how you can lower mainframe operating costs while putting an effective system in place to train your future mainframe administrators.
Posted: 19 Jul 2011 | Published: 19 Jul 2011

CA Technologies.
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MAINFRAME OPERATING SYSTEMS DEFINITION (continued): …  ran on GE hardware. By 1970, Bell Labs had withdrawn from the project, and Honeywell, which had bought GE's computer division, continued as the hardware provider. Support from the Advanced Research Projects Agency helped sustain the project.In 1973, Honeywell announced a commercial system, the 6180, consisting of two processors that ran at 1 MIPS each, 768 kilobytes of memory, an 8 megabyte bulk store, a 1.6 gigabyte hard disk, 8 tape drives, and two communication controllers. The price was about $7 million. Later, a multiple disk system called the New Storage System (NSS) was added. In 1977, … 
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