Availability Guide for Problem Management

Contents
Availability Guide for Problem Management–125509
viii
7. Auditing Systems for Fault Tolerance
Using Tandem Tools for Automation 6-5
Automating Job Scheduling and Event Response With CA-Unicenter 6-5
Scheduling Routine Tasks With NetBatch 6-6
Performing Automatic Memory Dumps With TFDS 6-6
Automation Examples 6-6
TACL Recovery Macros 6-6
TFDS Automated Recovery 6-8
7. Auditing Systems for Fault Tolerance
Overview 7-1
Fault-Tolerant Operation 7-1
Continuous Operations 7-1
Performing a Fault-Tolerance Audit 7-4
Tandem’s Professional Audit Services 7-4
Configuring Your Hardware for Fault Tolerance 7-5
Testing Backup Paths 7-5
Performing Powerfail Testing 7-5
Configuring Processors for Stress Periods 7-6
Using Mirrored Disk Drives 7-7
Avoiding a System Freeze 7-7
Configuring Your Software for Fault Tolerance 7-8
Using Pathway to Achieve Application Fault Tolerance 7-8
Using the NonStop Transaction Manager/MP (TM/MP) to Achieve Application
Fault Tolerance 7-8
Testing Applications for Graceful Recovery 7-9
Following Tandem Recommendations 7-9
Using Process Pairs 7-9
Using Persistent Processes 7-10
Preventing External Data Communications Failures 7-10
8. Planning for Disasters
Overview 8-1
What Is a Disaster? 8-1
Averting Disasters 8-1
Computer Center Location and Facilities 8-2
Security 8-2
Preventive Maintenance and System Monitoring 8-2
System and Network Configuration 8-2
Data Recovery and Integrity 8-3
Data Archiving 8-3