Communication Methods

Physical Control File Communication Methods

DASD Control Files

Coupling Facility Structure Control Files (XES)

Virtual Control File Communication Methods

HYPERSTAR

Initial Communication Methods Overview

CTCDASD as the Initial Communication Method

CTCONLY as the Initial Communications Method

XCF as the Initial Communication Method

NONE as the Communication Method

ICMF Communication Method

How You Define Your VCF Master and Error Recovery Environment

How You Define CTC Devices for Use in VCF Environments

Virtual Control File Sizing Considerations

Configure CTCPATH Statements for Disaster Recovery

Control and Checkpoint File Considerations

Product Activation Considerations

Product Termination Considerations

Command Security Considerations

How You Activate New Features with ACTIVATE COMPATLEVEL

How You Use ACTIVATE COMPATLEVEL with Checkpoint Files

How You Activate New Features with ACTIVATE FEATURE

How You Use ACTIVATE FEATURE with Checkpoint Files

How to DEACTIVATE a FEATURE

Sysplex Considerations

Performance Considerations

CA MIM Driver Control Program

Control File Internals

Control File Externals

Control File Media and Performance

How to Set a Preferred Communication Path for VCF Communication

Tuning Control File Access Rates

How You Page-fix Cell Pooled Control Blocks

Offload CA MIM Work to zIIP Engines

Performance Considerations for Each Component

The CA MIM Logging Facility

z/VM Considerations