Mainframe Open Education Project
  • Welcome: Learn & Contribute to MOE
    • MOE Vision, Mission and Content Phases
    • Who Can Contribute?
    • Contributor Log In
    • Earn A Contributor Badge
    • MOE Management System
    • MOE Events
    • Project Support
    • Legal Disclaimer, Copyright and License
    • Code of Conduct
    • Project Governance
    • Why MOE
  • Introduction: What is Enterprise Computing?
  • Chapter 1: What is a Mainframe Today?
    • Role of the Mainframe Today
      • Mainframe and the Cloud
      • Enterprise Computing
      • Hybrid Cloud
    • Who Uses the Mainframe and Why
    • Mainframe versus Server
    • Mainframe Basic Architecture & Components
    • How the Mainframe Works
    • Mainframe Security Myths
    • Mainframe Evolution
    • Mainframe Modernization
    • Video: ITs Best Kept Secret
    • Get Ready: Talk Like a Mainframer
    • Looking Back: The First 50 Years of Mainframe
  • Chapter 2: Foundational Technology
    • Brief Introduction to z/OS
    • TSO/E, ISPF, and UNIX System Services (USS): Interactive facilities of z/OS
    • Data Sets and How They Work
    • Job Control Language and System Display and Search Facility
      • Understanding the JCL(Job Control Language)
        • Understanding the JOB Statement
        • Understanding the EXEC Statement
        • Understanding the DD Statement
        • Creating a Physical Sequential (PS)
        • Understanding Libraries in JCL
        • Understanding Instream Procedures, Cataloged Procedures, and Symbolic Parameters in JCL
      • Utilities
        • IEBCOMPR
        • IEBGENER
          • Copying Between Sequential Datasets and PDS Members Using IEBGENER
          • Generate PDS member while copying
          • Copying a UNIX File to a PS File
        • IEBCOPY
          • IEBCOPY selective copy using select statements
          • IEBCOPY Exclude members while copying
          • IEBCOPY renaming member while copying
      • GDG
        • GDG parameters
        • GDG base
        • GDG Generation
          • Referencing GDG Generations Using Relative Numbers
        • Alter and Delete GDG
    • Enterprise Software Development and Implementation
    • Programming languages for Mainframe
    • Modern Application Management
    • Video: System Overview
    • Video: MVS Using Dynamic Allocations
    • Article: Red Hat OpenShift 4.7 on IBM Z Is a Game Changer for Container Orchestration and Managemen
    • IBM z16
  • Chapter 3: Roles in Mainframe
    • Roles and Categories
      • Category Definitions
  • Chapter 4: Deeper Dive in Role Chosen
    • IT Operations and System Support and Services
    • IT Business/Software Product Application Development and Support
    • IT Software Engineers
    • IT Architects
  • Chapter 5: Career Path Opportunities
    • Learning Programs
    • Job Opportunities
    • Career Event Calendar
    • Open to Hire
  • Mainframe Events and Conferences 2024
  • My Mainframe Journey: From Student to Professional
  • Backlog on Topics
  • Additional Community Resources
    • Communities
    • Courses, Tutorials, Manuals
    • Education Programs
    • IBM Mainframe Timeshare Services
  • Digital Certificate Badges
    • z/OS Mainframe Practitioner
  • Reviewer List
  • Modern Mainframe
    • What is a modern mainframe environment?
    • z/OSMF
      • What is z/OSMF?
      • Why it is important in a mainframe shop
      • z/OSMF Learning Materials
    • Zowe
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  1. Chapter 1: What is a Mainframe Today?
  2. Role of the Mainframe Today

Mainframe and the Cloud

Exploring the Nexus of Traditional Power and Modern Agility

PreviousRole of the Mainframe TodayNextEnterprise Computing

Last updated 1 year ago

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In the ever-evolving landscape of technology, two formidable forces have emerged as pillars of computing infrastructure: the Mainframe and the Cloud. Each represents a distinct era in the evolution of computing, yet their convergence in today's digital ecosystem is reshaping the way organizations approach data processing, storage, and management.

Please refer to the article "Mainframe vs. Cloud: Computing for the Future" by Kingson Jebaraj. It comprehensively analyzes Mainframe and Cloud Computing, detailing their similarities, differences, advantages, and disadvantages through informative comparison tables. Additionally, it outlines essential factors to consider when deciding between Mainframe and Cloud Computing solutions.

Having explored the distinctions, advantages, and considerations between Mainframe and Cloud Computing, it's crucial to understand the continuing relevance of mainframe technology in today's cloud-centric world. The forthcoming article, "Why Mainframes Matter in the Age of Cloud Computing," delves into the enduring significance of mainframes, underscoring their unparalleled reliability, security, and performance capabilities that, even in an era dominated by cloud solutions, remain critical for the operations of large organizations and industries worldwide. This piece will illuminate how, despite the surge in cloud computing, mainframes continue to be a foundational technology, seamlessly integrating with modern infrastructures to support the complex demands of contemporary computing.

Mainframe holds the irreplaceable role and benefits of mainframe systems amidst the cloud computing revolution. we transition to a broader perspective with our next article, "Cloud or Mainframe? The Answer is Both." This piece addresses the evolving landscape of technology where the growth trajectories for both mainframes and cloud computing are both parallel and interconnected. It emphasizes the synergistic potential that harnessing both technologies offers, illustrating how businesses and large organizations can leverage the unique strengths of mainframes and cloud platforms to achieve superior efficiency, scalability, and innovation. This article is a pivotal read for understanding the complementary dynamics between mainframe robustness and cloud agility, guiding readers through the strategic integration of these technologies for future-proofing IT infrastructure.

To answer these questions, Kyndryl commissioned Coleman Parkes Research to survey 500 enterprises that rely on mainframes. The survey results showed:

  • 99% of businesses are taking a hybrid approach to mainframe modernization

  • Businesses are moving 37% of their application portfolio off mainframe.

  • Enterprises reported a 9-11% increase in profits after mainframe modernization.

As technologies evolve, businesses are looking for ways to to make the most of their impressive capabilities. But how are organizations approaching this transformation? What benefits do they wish to gain, and what challenges and risks do they face?

modernize their mainframes
Mainframe Vs Cloud: Computing For The Futureknowledgehut
Cloud Computing: See Why Mainframes Still MatterPrecisely
Cloud or Mainframe? The Answer is BothIBM Newsroom
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Kyndryl 2023 State of Mainframe Modernization Research Report | KyndrylKyndryl
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