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Linux on the Mainframe

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ISBN-10: 0131014153

ISBN-13: 9780131014152

Edition: 2003

Authors: John Eilert, Maria Eisenhaendler, Dorothea Matthaeus, Ingolf Salm

List price: $49.99
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Linux on the Mainframe explains why Linux can be a perfect fit for a mainframe and how companies can leverage Linux for business advantage. Learn how to reduce IT costs, consolidate servers, and reduce the complexity of your IT infrastructure. Understand Linux on the mainframe basics, whether you are a decision maker or involved in the technical implementation of this solution. Includes an in-depth introduction to the latest developments, trends and technologies around Linux on the mainframe. Two sample companies illustrate how the mainframe supports virtualization, server consolidation and how Linux benefits from mainframe strength like hardware availability or software capabilities for…    
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Book details

List price: $49.99
Copyright year: 2003
Publisher: Prentice Hall PTR
Publication date: 6/2/2003
Binding: Paperback
Pages: 464
Size: 6.75" wide x 9.00" long x 1.25" tall
Weight: 1.936
Language: English

Foreword: Linux in the Emerging On Demand World
The future of e-business: e-business on demand
The importance of open standards to an on demand business
On demand, Open Source and Linux
Linux and the on demand business
Terminology used in this book
Linux on the Mainframe--an Introduction
Introducing Linux
Benefits of the Linux operating system
The role of the Open Source community
The role of distributions
Linux structure
Introducing the Mainframe
The mainframe's birth
General-purpose computer architecture
Distinguishing features of the mainframe
From real to virtual
Introducing Linux on the Mainframe
Why Linux fits the mainframe
What was done to fit Linux onto the mainframe
How Linux fits the mainframe
Six reasons to run Linux on the mainframe
Planning for Linux
Overview of What You Can Do with Linux on the Mainframe
Horizontal and vertical growth
ISPCompany and its new business application
StoreCompany and its business application
Sample Projects
Building a team
Choosing the right Linux project
Total Cost of Ownership: the Challenge
Total cost-of-ownership factors
The mainframe and the TCO equation
Linux and the TCO equation
ISPCompany: TCO considerations
StoreCompany: TCO considerations
Is Linux on the Mainframe for Me?
The Value of Virtualization
What is z/VM?
How Linux can run on z/VM
What does z/VM provide?
What is logical partitioning?
Why run Linux on z/VM?
Security Considerations
The role of security policy
Risk assessment
Before opening the doors: hardening
Opening the doors
Preventing attacks
Keeping up to date on security issues
Setting Up Linux on the Mainframe
Distribution considerations
Running Linux on the mainframe
Creating images
Purpose of Linux images
Setting up for secure and efficient I/O
Communicating in a Virtual Environment
Communication methods under z/VM
Scenario: networking in a virtual environment
Virtual failover solutions
Communicating with the outside world
Achieving Higher Availability
What is high availability?
The zSeries hardware availability
Redundancy and single points of failure
High availability for the ISPCompany example
High availability for the StoreCompany OaK example
A quick look at the future
Making the Most of Linux on the Mainframe
Systems Management
Controlling the cost of systems administration
Systems management disciplines
Using tools
Using a framework
Availability Management
Availability policy
Health monitoring
Change management
Key factors to consider in availability
Data Management
Keeping data on the mainframe
Introduction to backup and restore
Data, policies, and tools
Database management
Performance tuning and capacity planning
Performance and Capacity Planning
Day-to-day performance
Relative capacity and capacity planning
System Administrator Tasks
Expanding the system administrator's role in your organization
Change management
Tasks that are unique to Linux on the mainframe
Tools policies
Becoming familiar with the mainframe
Running Applications
Deploying Linux Servers
Where can you find applications for Linux on the mainframe?
Simple server hardware consolidation
Porting Applications to Linux on the Mainframe
What you can gain by porting an application to Linux on the mainframe
Before you decide to port
What effort to expect
What you need
Where to get more information
Building Integrated Server Environments
Inter-image communications
Example for an integrated environment
Connectors to back-end systems
Consolidating a 3-tier environment
Enriching your mainframe environment with new applications
Linux-on-the-Mainframe Reference
Linux distributions for the mainframe
Overview of Linux directory structure
Exploiting mainframe processor architecture
Linux-on-the-mainframe device drivers
Mainframe Reference
The mainframe architecture
Mainframe registers
The program status word
Integrated Facility for Linux (IFL)
Debugging and Dump Analysis
What information you need
Debugging under z/VM
General Linux debugging facilities
Linux kernel debugging tools
Linux system dump tools
Security Reference
Security certification
General security considerations
z/VM tools
Communications Reference
zSeries virtual connections
An example of server consolidation based on Linux
Systems Management Tools
Availability management tools
Data management tools
Security management tools
Performance and capacity planning tools
System administrator tools
Tools Web sites
Performance Reference
Tuning Linux guests under VM
When to use kernel patches
Performance tools
Examples for Applications
Corporate profile of ISPCompany
Description of environment
Example new client
Corporate profile of StoreCompany
Description of environment
Programming model and middleware platform
Project 1: Firewall and proxy server
Project 2: Web application server
Project 3: OaK project
Further Reading
IBM Redbooks
IBM articles and papers
Other IBM publications
Other articles and papers