SUSE Linux Enterprise Server on IBM Z and LinuxONE

For more than 20 years, businesses have trusted their mission-critical applications to SUSE Linux Enterprise Server on IBM Z and LinuxONE – an ultra-reliable, scalable, secure platform built to power physical, virtual and cloud-based workloads.


Why SUSE Linux Enterprise Server on IBM Z and LinuxONE?

SUSE is the #1 Linux provider for IBM mainframes. Our partnership with IBM means you can confidently rely on our joint engineering excellence for your mission-critical environments.

Increased security and data protection

Designed to run large numbers of workloads in full isolation at scale, with enterprise-grade confidentiality and protection of sensitive data from internal and external threats across your hybrid cloud environment.

Advanced RAS

Provides next level availability and ensures the highest levels of security while reducing your planned and unplanned downtime. SUSE Live Patching for IBM Z and LinuxONE maximizes system uptime and availability.

Maximum performance and efficiency

Supports the latest technology advances for performance and operational efficiency across the full range of IBM Z and LinuxONE systems. SUSE systems management tools dramatically reduce the complexity of mainframe systems maintenance.

Trusted by the world’s leading enterprises

  • Customer Success Story
  • Customer Success Story
  • Customer Success Story
  • Customer Success Story
  • Customer Success Story
  • Customer Success Story
  • Customer Success Story

View all Stories

Support Subscription Plans
Experience transparent, follow-the-sun, personalized service from the leaders in open source.

Top 4 Features

IBM Z and LinuxONE systems run large, mixed workloads environments with very little downtime. SLES on IBM Z & LinuxOne helps you save on licensing and leverage virtualization, cloud, containerization and cryptography technologies.

High Performance and Throughput


  • Optimized performance tuning with a rich set of commands to collect and analyze performance and trace data
  • Ability to use SIMD instructions in user space for analytics workloads and math libraries.
  • Symmetric Multi-Threading (SMT) support improves performance through shared resource utilization.

Security and Data Protection


  • Secure Execution enablement provides a trusted environment designed to protect and isolate critical workloads.
  • Connection to RACF, ACF2 and Top Secret
  • AppArmor security framework and SELinux.
  • Support for the latest cryptographic adapters for advanced data protection.



  • Store Hypervisor Information (STHYI) from LPAR is available in KVM.
  • Non-privileged user-space applications running on KVM can retrieve hypervisor capacity data through the LPAR if not provided by the Linux kernel.
  • Multiple paths let you establish multiple connections between the same two z/VM guests resulting in better scalability for z/VM Linux data exchange and improved performance



  • Advanced high availability Linux services are included with every subscription - offers a clustered file system for Linux on IBM Z Systems
  • Delivers all the essential monitoring, messaging and cluster resource management features in an integrated suite of open source technologies.

Get Started with SUSE Linux Enterprise Server


Your modernization journey is as unique as your business. We work with you and your team to identify starting points, design solutions, implement best practices, and optimize for continual success.

Learn More

Training Services

If skills are inhibiting your transformation, SUSE Training is your answer. Our comprehensive portfolio of courses and certification paths provide the training that fits your needs, your schedule, and your business.

Learn More

Premium Support Services

Extend your SUSE support with direct, named access to a resource who knows you, your team and your infrastructure. Keep up with the pace of change and customer expectations, while still taking care of every day business.

Learn More

Quick Start

Get the quick start guide for SUSE Linux Enterprise Server on IBM Z and LinuxONE

Start Now


June 26th, 2024

Announcing the Availability of SUSE Linux Enterprise 15 SP6 – The Linux Choice for Security and Compliance in a Reliable IT

The new service pack of the SUSE Linux Enterprise 15 family has been available since today, June 26,

June 23rd, 2024

Confidential Computing. Enabling Enterprise Innovation While Securing Your Data 

This blog will discuss the challenge of maintaining data security, sovereignty, and compliance. This...

June 17th, 2024

IBM and SUSE – working together

IBM and SUSE have been partnering for nearly 25 years through the delivery of SUSE Linux Enterprise...