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2OpenVMS Galaxy Concepts  



The HP Galaxy Software Architecture on OpenVMS Alpha lets you run multiple instances of OpenVMS in a single computer. You can dynamically reassign system resources, mapping compute power to applications on an as-needed basis without having to reboot the computer.

This chapter describes OpenVMS Galaxy concepts and highlights the features available in OpenVMS Alpha Version 7.3.

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OpenVMS Galaxy Concepts and Components
OpenVMS Galaxy Features
OpenVMS Galaxy Benefits
OpenVMS Galaxy Version 7.3 Features
OpenVMS Galaxy Advantages
When OpenVMS Galaxy Is Not the Best Choice
Possible OpenVMS Galaxy Configurations
A Single-Instance Galaxy Configuration
OpenVMS Galaxy Configuration Considerations
CD Drive Recommendation
Clustering with Galaxy
Security Considerations in an OpenVMS Galaxy Computing Environment
Configuring OpenVMS Galaxy Instances in Time Zones
Developing OpenVMS Galaxy Programs
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