Why IBM z/OS?

Trusted infrastructure

IBM® z/OS® provides a secure, scalable and resilient infrastructure.

Continuous delivery

New functionality is available quarterly with no impact to stability, complexity or costs.

A better hybrid cloud

IBM z/OS brings new enterprise capabilities to a hybrid cloud, delivering agility and trust.

What IBM z/OS offers

Hybrid cloud enablement

z/OS Cloud Broker

Deploy z/OS resources and services with cloud apps for seamless cloud DevOps.

Cloud Provisioning and Management for z/OS

Provision quickly with automated self-service processes.

IBM z/OS Cloud Storage

Simplify data archiving operations using Transparent Cloud Tiering (TCT).

IBM z/OS Container Extensions

Deploy and manage nearly any Linux on Z application in a z/OS address space.

Tailored Fit Pricing

Get better flexibility and savings with new enterprise consumption and capacity solutions.

Application development

Java for z/OS

Provides the Java language and function for z/OS.

Language environment

A run-time environment for C, C++, COBOL, PL/I Fortran and assembler applications.

Metal C

Generates code without language environment runtime dependencies.

Node.js

IBM SDK for Node.js - z/OS helps augment existing IBM Z® application stacks.

Open Data Analytics

Combine open source run times and libraries with analysis of z/OS data.

z/OS XML

z/OS XML System Services is used to parse documents with or without validation.

Ease of use

System Display and Search Facility (SDSF)

Monitors and manages a sysplex in JES2/JES3 environments.

z/OS Management Facility (z/OSMF)

This web-based interface helps manage z/OS systems from any location.

Scalability and performance

Capacity provisioning

Automated identification and resolution of system capacity bottlenecks. 

Resource Measurement Facility (RMF)

Collects data to monitor, tune and configure the system.

z/OS Workload Management (WLM)

Monitors the system and adapts processing to manage multiple workloads.

Security

Multi-Factor Authentication for z/OS (MFA)

Works with RACF to add authentication factors.

PKI services

Allows administrators to manage requests from users in accordance with policies.

Resource Access Control Facility (RACF)

Helps secure data, protect vital system resources and control permissions.

Systems management

DFSMS™

Provides storage, data and device management functions.

Hardware Configuration Definition (HCD)

Configures processor’s channel subsystem and OS.

Hardware Configuration Manager (HCM)

Offers a PC-based interface to HCD.

JES2 spool migration

Move or merge an existing JES2 spool volume to another spool volume.

Network File System (NFS)

Brings managed storage to a distributed network.

Print Services Facility (PSF) and Infoprint Server

Helps manage production printing.

SMP/E

This tool installs and maintains software in z/OS systems and subsystems.

UNIX® System Services

Certified and integrated UNIX system helps manage and secure system resources.

Hear from customers

z/OSMF enables mainframe users to use open interfaces for applications which benefit our IT operational management. From now on, z/OSMF is a key component of our operating system rather than an independent product.

Lihui Liu, Project Manager, ICBC Data Center

Explore resources

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