QIO Configuration and Management Manual

QIO Configuration and Management Manual—424717-008
2
3. Managing the QIO Subsystem
Situations in Which Addressing Conflicts Can Occur 2-5
Memory Management Considerations 2-5
Other Ways to Manage Memory Space Without Moving QIO 2-6
Before You Begin 2-6
Determining the Maximum Pool Size 2-6
Understanding the Configuration File 2-7
Configuring QIO to Reside in System Data Space 2-9
Setting an Alternate Base Address 2-12
Setting the Size of QIO Memory 2-14
Configuring QIO in Individual Processors 2-16
How to Associate the Configuration File With QIO 2-16
Associating a New Configuration File When One Does not Already Exist 2-16
Changing an Existing Configuration File 2-19
Reverting to an Original Configuration File 2-20
Falling Back to the Default Configuration 2-21
3. Managing the QIO Subsystem
Verifying the Configuration 3-1
Monitoring Subsystem Operations 3-2
Troubleshooting 3-2
Traces 3-3
Subsystem Errors 3-3
Routine Management 3-3
Displaying Object Information 3-3
Managing the Display of Event Messages 3-4
4.
QIO Subsystem SCF Commands
Overview 4-1
SCF Commands
4-2
Objects 4-3
States
4-3
How SCF Works
4-4
Input Sources 4-4
Output Destinations
4-5
Running SCF
4-5
SCF Online Help
4-6
QIO Subsystem SCF Commands
4-6
Object States 4-7