HP OpenVMS System Manager's Manual, Volume 2:...

Using the XA Gateway (Alpha Only)

Understanding Multiprocessing

• Symmetric multiprocessing



• Vector processing (available only on certain CPU models)

Information Provided in This Chapter



This chapter describes the following tasks:

Task	Section
Creating a multiprocessing environment	Creating a Multiprocessing Environment
Monitoring a multiprocessing environment	Monitoring a Multiprocessing Environment
Loading the vector processing support code1	Loading the Vector Processing Support Code (VAX Only)
Configuring a vector processing system	Configuring a Vector Processing System (VAX Only)
Managing vector processes	Managing Vector Processes (VAX Only)
Restricting access to the vector processor with ACLs	Restricting Access to the Vector Processor by Using ACLs (VAX Only)
Obtaining information about a vector processing system	Obtaining Information About a Vector Processing System (VAX Only)
Loading the VAX Vector Instruction Emulation facility (VVIEF)	Loading the VAX Vector Instruction Emulation Facility (VVIEF) (VAX Only)

This chapter explains the following concepts:

Concept	Section
Symmetric multiprocessing	Understanding Vector Processing
Primary and secondary processors	Primary and Secondary Processors
Available and active sets	Available and Active Sets
Vector processing	Understanding Vector Processing
VAX support for vector processing2	VAX Support for Vector Processing (VAX Only)
The VAX Vector Instruction Emulator facility (VIEF)	VAX Vector Instruction Emulation Facility (VAX Only)

Understanding Multiprocessing
Managing SMP Environments
Understanding Vector Processing
Managing the Vector Processing Environment (VAX Only)

1	VAX specific

2	VAX specific

( Number takes you back )

Using the XA Gateway (Alpha Only)

Understanding Multiprocessing