Upgrades of mainframe operating systems don’t usually generate much excitement. But users say IBM’s z/OS – the new version of OS/390, introduced in October of last year – is different. Not only does ...

IBM updated its z/OS operating system, adding AI optimization and quantum-focused features to its z17 mainframe. Update z/OS 3.2 brings features originally previewed by IBM in April, including ...

In a lawsuit, IBM alleges that the mainframe "emulator systems" offered by Platform Solutions Inc. violate IBM patents on its z/OS operating system as well as patents relating to its previous ...