E.3 Other Publications

Book Title

Publication

 

Number

 

 

RACF General Information

GC23-3723

Getting Started with DFSORT

SC26-4109

Get DFSMS FIT: Fast Implementation Techniques

SG24-2568

DFSMS FIT: Fast Implementation Techniques Process Guide

SG24-4478

DFSMS FIT: Fast Implementation Techniques Installation Examples

SG24-2569

 

 

E.4 Other Sources

E.4.1 Books on the Internet

There are several IBM world-wide web sites available with more information:

E.4.1.1 Redbooks

See http://www.redbooks.ibm.com/. for OS/390 Publications on the Internet.

E.4.1.2 OS/390 Books

See http://www.s390.ibm.com/os390 and click on ²THE LIBRARY².

E.4.1.3 IBM Printing Systems

See the IBM Printing Systems Company Web Site at

http://www.printers.ibm.com/.

E.5 Redbooks on CD-ROMs

Redbooks are also available on CD-ROMs. Order a subscription and receive updates 2-4 times a year at significant savings.

CD-ROM Title

Subscription

Collection Kit

 

Number

Number

System/390 Redbooks Collection

SBOF-7201

SK2T-2177

Networking and Systems Management Redbooks Collection

SBOF-7370

SK2T-6022

Transaction Processing and Data Management Redbook

SBOF-7240

SK2T-8038

Lotus Redbooks Collection

SBOF-6899

SK2T-8039

Tivoli Redbooks Collection

SBOF-6898

SK2T-8044

AS/400 Redbooks Collection

SBOF-7270

SK2T-2849

RS/6000 Redbooks Collection (HTML, BkMgr)

SBOF-7230

SK2T-8040

RS/6000 Redbooks Collection (PostScript)

SBOF-7205

SK2T-8041

RS/6000 Redbooks Collection (PDF Format)

SBOF-8700

SK2T-8043

Application Development Redbooks Collection

SBOF-7290

SK2T-8037

Appendix E. Related Publications

559

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Image 583
IBM OS/390 manual Other Publications, Other Sources Books on the Internet, Redbooks on CD-ROMs, 559

OS/390 specifications

IBM OS/390, a versatile operating system, was a cornerstone in enterprise environments and played a pivotal role in mainframe computing. Released in the mid-1990s, OS/390 combined the strengths of IBM's MVS (Multiple Virtual Storage) with new features and enhancements, targeting scalability, reliability, and performance in demanding business applications.

One of the key features of OS/390 was its robust support for multiple users and processes. The system allowed thousands of concurrent users to access applications and data, ensuring high availability and minimizing downtime—a critical requirement for many large organizations. This scalability was supported through various enhancements in memory management and processor scheduling, enabling optimal resource allocation across diverse workloads.

OS/390 was known for its superior workload management capabilities. The Workload Manager (WLM) component allowed administrators to define service policies, specifying how system resources would be allocated according to the priority of tasks. This ensured that critical business processes received the necessary resources while less critical tasks were managed more flexibly.

Another significant characteristic of OS/390 was its commitment to security. The operating system provided comprehensive security features, including user authentication, data encryption, and auditing capabilities. This focus on security was vital for organizations handling sensitive data, ensuring compliance with regulations and safeguarding against unauthorized access.

OS/390 also supported advanced technologies that facilitated integration and development. The system included features like the IBM CICS (Customer Information Control System) for transaction processing and IMS (Information Management System) for database management. These technologies allowed organizations to build robust, high-performance applications tailored to specific business needs.

The ease of network integration was another strength of OS/390. With the advent of the Internet and global connectivity, OS/390 systems could easily interface with various network protocols, enabling businesses to operate in a connected world. This inclusion paved the way for many organizations to expand their capabilities and offer new services, driving digital transformation.

In conclusion, IBM OS/390 represented a significant advancement in mainframe technology, combining scalability, security, and robust workload management. Its rich feature set and support for critical enterprise applications solidified its role as a vital component of many organizations' IT infrastructures, ensuring they could meet their operational challenges head-on while supporting future growth. As technology continues to evolve, the legacy of OS/390 remains influential in the realm of computing.