IBM system z and mainframe systems
A mainframe (also known as 'big iron') is a high-performance computer used for large-scale computing purposes that require greater availability and security than a smaller-scale machine can offer... See complete definition.
New & Notable
IBM system z and mainframe systems News
-
August 23, 2021
23
Aug'21
IBM boosts AI speed, security on next-gen mainframe processor
Hoping to make the mainframe more relevant to users implementing AI, IBM plans to introduce next year a processor that runs AI applications faster and with better security.
-
August 05, 2021
05
Aug'21
UK banking giant doubles down on IBM z15 mainframes
Responding to users demands for dependable access to banking services, Nationwide Building Society continued its commitment to IBM's Z series of mainframes upgrading to the z15.
-
July 27, 2021
27
Jul'21
IBM z/OS V2.5 integrates mainframes with hybrid clouds, AI
Bringing mainframes deeper into the hybrid cloud mix, IBM delivered an updated version of z/OS that makes it easier for IT pros to modernize applications and improve security.
-
July 02, 2021
02
Jul'21
Whitehurst out as IBM president amid executive changes
Top executives leading IBM have moved, including IBM president Jim Whitehurst, and the company has added a new face to its systems business, recruited from HPE.
IBM system z and mainframe systems Get Started
Bring yourself up to speed with our introductory content
-
5 considerations for proper mainframe decommissioning
As organizations decide to retire mainframe systems, IT pros should develop a plan that addresses application migration, program replatforming, data security and hardware removal. Continue Reading
-
VSAM (Virtual Storage Access Method)
VSAM (Virtual Storage Access Method) is a file management system for IBM's larger operating systems now called z/OS. Continue Reading
-
JCL (job control language)
JCL (job control language) is a language for describing jobs (units of work) to the MVS, OS/390, and VSE operating systems, which run on IBM's S/390 large server (mainframe) computers. Continue Reading
Evaluate IBM system z and mainframe systems Vendors & Products
Weigh the pros and cons of technologies, products and projects you are considering.
-
Learn the major types of server hardware and their pros and cons
Servers protect data, centralize resources and enable remote worker productivity, but buyers must understand which server types works best for their data center. Continue Reading
-
What admins should know about Microsoft Windows Terminal
There's a new terminal that puts a different spin on the traditional command-line tools used by Windows administrators with extensive functionality and customization options. Continue Reading
-
Don't count out IBM virtualization on the Z platform
A mainframe can house hundreds of thousands of VMs and a wide range of workloads. Also, IBM Z provides virtualization management via Dynamic Partition Manager and Wave for z/VM. Continue Reading
Manage IBM system z and mainframe systems
Learn to apply best practices and optimize your operations.
-
How mainframe maintenance intersects with x86 server upkeep
Mainframe maintenance overlaps with some x86 server upkeep tasks. Patching and storage management play a role in keeping mainframes up to date. Continue Reading
-
Build a resilient mainframe system with redundancy, automation
To ensure your mainframe is fault-tolerant, resilient and ready to support a growing number of apps, follow these best practices for hardware allocation, automation and more. Continue Reading
-
IBM Machine Learning for z/OS deepens mainframe data analysis
New IBM machine learning capabilities let data center teams pull insights from their z/OS mainframes. But concerns about data management and cost will likely arise. Continue Reading
Problem Solve IBM system z and mainframe systems Issues
We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.
-
Optimize mainframe processor performance with vertical polarization
To increase mainframe processor capacity and speed, IBM turned to vertical polarization. Learn how to take advantage of it through a feature called HiperDispatch. Continue Reading
-
Mainframe capacity planning takes on unpredictable workloads
An extension of Capacity Provisioning Manager into the hardware eases mainframe capacity planning headaches. Continue Reading
-
Thread safety isn't the only way to boost mainframe performance
Thread safety boosts the performance of DB2 and other mainframe apps, but could unnecessarily complicate code. Continue Reading