Linux OS on IBM z Systems

Linux OS on IBM z Systems

Linux OS on the reliable, secure IBM mainframe platform

The Linux OS on z Systems offers a uniquely powerful enterprise Linux solution for data centre simplicity, trusted operations and unrivaled economics. As well, using the Linux OS on z Systems allows for an easy integration with workloads running on z/OS or z/VSE. It’s an enterprise grade platform for Linux.

Introducing a new mainframe built for cloud and cyber security. Meet the all new IBM z13s.

Linux without limits:
From ordinary to extraordinary  

See the Infographic (US)

What we offer

Featured solutions for Linux on z Systems

New! Rich Open Source Ecosystem

The open source revolution is fueled by the need for agility. Join the open source community for Linux on z Systems and benefit from the value of an open ecosystem.

New! IBM Spectrum Scale for Linux on z Systems 4.2 (PDF, 751KB) 

New Advanced Edition provides asynchronous multisite disaster recovery.

New! IBM XL C/C++ for Linux on z Systems

Enables high-performing business applications while maximising hardware utilisation.

z/VM - Efficiency at Scale (US)

Use IBM's premier virtualisation hypervisor, and it’s ease of management with IBM Wave for z/VM , for efficient scalability and extreme consolidation for Linux workloads and Linux-based clouds.

New! KVM for z Systems

Gain simplicity, security, availability and scalability with this open source server virtualisation solution. The standard KVM interface supports Linux OS on z Systems.

New! IBM LinuxONE: Announcing the all-new IBM LinuxONE Rockhopper™ server

The new Rockhopper delivers unprecedented performance, security and resiliency in an entry-level server. This new Linux platform delivers 40 percent more virtual containers per core than the previous version, and delivers massive, high-performance I/O throughput for the demands of a growing business.

Get started

Today the Linux OS for the IBM z Systems mainframe is available as commercial distribution from IBM’s Linux Distribution Partners Red Hat and SUSE, their latest versions support z13 and z13s technologies. Ubuntu will join the premier Linux distributions on z Systems.

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Infrastructure matters. Businesses turn to the IBM mainframe for unmatched security, operational efficiency, speed, seamless scale, and lower cost per transaction. The IBM z System, the world’s premier data and transaction engine, is enabled for mobile, integrates transactions and analytics, and delivers efficient and trusted clouds.

Operating Systems

IBM z Systems supports multiple operation systems:



IBM z Systems combine leading-edge innovation and unparalleled capabilities to power cloud, business analytics, mobile applications, and the most important workloads.


Join a Linux on z virtual class

Events and training