Contents | HP HA s Software specs

Contents

1. Installing and Using EMS

What are EMS HA Monitors? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

The Role of EMS HA Monitors in a

High Availability Environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Installing and Removing EMS HA Monitors . . . . . . . . . . . . . . . . . . . . . .15

Installing EMS HA Monitors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Removing EMS HA Monitors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Using EMS HA Monitors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 Conﬁguring EMS Monitoring Requests

Outside of MC/ServiceGuard. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Selecting a Resource to Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Using Wildcards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 Creating a Monitoring Request . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21 How Do I Tell EMS When to Send Events? . . . . . . . . . . . . . . . . . . . .22 What is a Polling Interval? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 Which Protocols Can I Use to Send Events? . . . . . . . . . . . . . . . . . . .23 What is a Notiﬁcation Comment? . . . . . . . . . . . . . . . . . . . . . . . . . . .24 Copying Monitoring Requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25 Modifying Monitoring Requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25 Removing Monitoring Requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Conﬁguring MC/ServiceGuard Package Dependencies . . . . . . . . . . . .26

2. Monitoring Disk Resources

Disk Monitor Reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Physical Volume Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Physical Volume and Physical Volume Link Status . . . . . . . . . . . . . . .36

Logical Volume Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Logical Volume Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

Logical Volume Number of Copies. . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

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HP HA s Software manual Contents

Contents

B5735-90001 August Using EMS HA Monitors Legal Notices Contents Monitoring Network Interfaces Monitoring Cluster Resources Troubleshooting Monitoring System ResourcesGlossary Contents Printing History Printing Date Part Number EditionB5735-90001 Page Publications PrefacePage Installing and Using EMS What are EMS HA Monitors? Event Monitoring Services High Availability Monitors Chapter Role of EMS HA Monitors in a High Availability Environment Installing EMS HA Monitors Installing and Removing EMS HA Monitors Removing EMS HA Monitors Pvpvlink Using EMS HA MonitorsEvent Monitoring Service Resource Class Hierarchy Status AvailMB Event Monitoring Service Screen Screen Selecting a Resource to Monitor Using Wildcards Monitoring Request Parameters Creating a Monitoring Request How Do I Tell EMS When to Send Events? Which Protocols Can I Use to Send Events? What is a Polling Interval? What is a Notiﬁcation Comment? Copying Monitoring Requests Modifying Monitoring RequestsRemoving Monitoring Requests Service EMS Conﬁguring MC/ServiceGuard Package Dependencies Package Conﬁguration Screen Package Resource Dependencies Screen Resource Parameters Screen Using EMS HA Monitors Monitoring Disk Resources Monitoring Disk Resources Disk Monitor Resource Class Hierarchy Disk Monitor Reference Interpreting Physical Volume Summary Physical Volume Summary Disk Monitor Reference Interpreting Physical Volume and Physical Volume Link Status Physical Volume and Physical Volume Link Status Interpreting Logical Volume Summary Logical Volume Summary Logical volume is DOWN, a complete copy of the data is not Logical Volume StatusInterpreting Logical Volume Status Logical volume is inactive Interpreting Logical Volume Copies Logical Volume Number of Copies Rules for Using the EMS Disk Monitor with MC/ServiceGuard Rules for Using the EMS Disk Monitor with MC/ServiceGuard Pvsummary Calculations Case Conclusion State Rules for RAID Arrays Adding PVGs to Existing Volume Groups Creating Volume Groups on Disk Arrays Using PV Links # mkdir /dev/vgdatabase Creating Logical Volumes Rules for Mirrored Individual Disks Creating Disk Monitoring Requests Disk Monitoring Request Suggestions Parameters When Disks Fail RAID Array Example Resources to Monitor for RAID Arrays Pvgup Return Mirrored Disks Example Resources to Monitor for Mirrored Disks Monitoring Parameters Resource Notify Condition Option Resource Monitoring Parameters Notify Condition Option Resources to Monitor for Lock DisksExample for Interpreting the pvsummary for Mirrored Disks Number Pvsummary Valid Meaning Value Devices Resources to Monitor for Root Volumes Monitoring Cluster Resources Cluster Monitor Reference Cluster Monitor Resource Class HierarchyCluster Interpreting Custer Status Cluster Status Interpreting Node Status Node Status Interpreting Package Status Package Status Creating Cluster Monitoring Requests Monitoring Network Interfaces Network Monitor Reference Network Monitor Resource Class HierarchyInterpreting LAN Interface Status Chapter Hour Net/interfaces/lan/status/LANname When value isConﬁguring Network Monitoring Requests 30 sec Monitoring System Resources System Resource Monitor Class Hierarchy System Monitor Reference Number of Users Interpreting Number of UsersResource Name Value Range Interpretation Job Queues Interpreting Job QueuesResource Name Value Interpretation Range Filesystem Available Space Filesystem Available SpaceResource Name Creating System Resource Monitoring Requests 6Troubleshooting EMS Directories and Files Etc/opt/resmon/log EMS Logging Logging and tracing EMS Tracing System Performance Issues Network Performance IssuesPerformance Considerations Testing Network Monitor Requests Testing Monitor RequestsTesting Disk Monitor Requests Testing Cluster Monitor Requests Making Sure Monitors are Running Glossary Notiﬁcation See alert Glossary Glossary Index Index Index