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Using High Availability Monitors
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HP Part Number: B5736-90046

Edition: 

Published: E0603

© Copyright 1997, 2003 Hewlett-Packard Company.

Table of Contents

Printing History
Preface
1 Understanding the Event Monitoring Service
Event Monitoring Service Overview
EMS Requirements
EMS Resource Classes
Client and Target Applications
EMS with ServiceGuard
EMS GUI Client Application
EMS CLI Client Application
EMS and Target Applications
Resource Monitors
Installing Resource Monitors
Configuring Resource Monitors
Writing Resource Monitors
EMS Framework Components
The EMS API
The Registrar
The Resource Dictionary
2 Monitoring Disk Resources
HA Disk Monitor Reference
Physical Volume Summary
Physical Volume and Physical Volume Link Status
Logical Volume Summary
Logical Volume Status
Logical Volume Number of Copies
Rules for Using the HA Disk Monitor with ServiceGuard
Setting Failover Parameters
Working with Physical Volume Groups
Rules for RAID Arrays
Rules for Mirrored Individual Disks
Creating Disk Monitoring Requests
Disk Monitoring Request Suggestions
Resources to Monitor for RAID Arrays
Resources to Monitor for Mirrored Disks
Resources to Monitor for Lock Disks
Resources to Monitor for Root Volumes
Excluding Volume Groups from being Monitored
3 Monitoring Database Resources
Database Monitor Reference
Database Resources
Server Resources
Rules for Using the HA Database Monitor with ServiceGuard
Setting Failover Parameters
Sample File Settings
Setting Up the ServiceGuard Package
ServiceGuard Sample Run/Halt Scripts
Creating Database Monitoring Requests
A Dictionary File Command-Line Options
HA Database Monitor Command-Line Options
HA Disk Monitor Command-Line Options
B Troubleshooting HA Monitors
General MIB Monitor Troubleshooting
Database Monitor Troubleshooting for Oracle
Database Monitor Troubleshooting for Informix
Debug Logging of EMS HA Monitors
Troubleshooting 0 Byte snmpd.conf Problem
Steps to Obtain EMS Data to Reproduce an EMS Problem
Glossary
Index

List of Figures

1-1 Event Monitoring Service Components
1-2 Event Monitoring Service Resource Class Hierarchy
1-3 Connections Among Clients and registrars
2-1 Disk Monitor Resource Class Hierarchy
2-2 Example: Selecting All Instances of /system/filesystem/availMb
2-3 Example: Configuring /vg/vg01/pv_pvlink/status Parameters to Notify When Disks Fail
2-4 RAID Array Example
2-5 Mirrored Disks Example
3-1 HA Database Monitor Resource Class Hierarchy
3-2 Two Node Cluster with HA Database Monitor Failover

List of Tables

1 Title not available (Printing History )
2-1 Interpreting Physical Volume Summary
2-2 Interpreting Physical Volume and Physical Volume Link Status
2-3 Interpreting Logical Volume Summary
2-4 Interpreting Logical Volume Status
2-5 Interpreting Logical Volume Copies
2-6 Setting Failover Parameters
2-7 pv_summary Calculations
2-8 Suggestions for Creating Disk Monitor Requests
2-9 Resources to Monitor for RAID Arrays
2-10 Sample Disk Monitoring Requests
2-11 Resources to Monitor for Mirrored Disks
2-12 EMS Alert Requests
2-13 Example for Interpreting the pv_summary for Mirrored Disks
2-14 Lock Disk Monitoring Requests
2-15 Root Volumes Monitoring Requests
3-1 Interpreting Database Resource Classes
3-2 Interpreting Server Resource Classes
3-3 Setting Failover Parameters
3-4 Some ServiceGuard Package Configuration File Parameters
3-5 Some ServiceGuard Package Control Script Parameters
3-6 Sample Database Monitor Requests
3-7 Sample Server Monitor Requests
B-1 Event Monitoring Service Monitors
   


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© 1997, 2003 Hewlett-Packard Development Company, L.P.