3.1.2 Matrix Server Administration Guide

Contents x
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Validate Load-Balancing When a Server Is Down. . . . . . . . . . . 200
Test LAN Failover of Administrative Matrix Traffic. . . . . . . . . . . . 201
16 Performance Monitoring
View the Performance Dashboard. . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Display the Dashboard for All Servers . . . . . . . . . . . . . . . . . . . . 202
View Counter Details. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
Display the Dashboard for One Server . . . . . . . . . . . . . . . . . . . . 206
Start the Dashboard from the Command Line. . . . . . . . . . . . . . 207
Performance Counters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
17 Advanced Topics
Custom Scripts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Requirements for Custom Scripts . . . . . . . . . . . . . . . . . . . . . . . . 209
Types of Custom Scripts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Script Environment Variables. . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
The Effect of Monitors on Virtual Host Failover . . . . . . . . . . . . . . . 214
Service Monitors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Custom Device Monitors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Integrate Custom Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
Device Monitor or Service Monitor? . . . . . . . . . . . . . . . . . . . . . . 219
Built-In Monitor or User-Defined Monitor? . . . . . . . . . . . . . . . . 220
A Sample Custom Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Limit the Servers That Can Join a Matrix . . . . . . . . . . . . . . . . . . . . . 221
18 SAN Maintenance
Server Access to the SAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Membership Partitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Display the Status of SAN Ownership Locks. . . . . . . . . . . . . . . 223
Manage Membership Partitions with mxmpconf . . . . . . . . . . . 226
Increase the Membership Partition Timeout . . . . . . . . . . . . . . . 238
Change the Fencing Method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Changing the Number of LUNs Can Cause Matrix Failure . . . . . 239
Server Cannot Be Located. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Server Cannot Be Fenced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Online Insertion of New Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
FibreChannel Switch Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 242
Changes to Switch Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
Online Replacement of a FibreChannel Switch . . . . . . . . . . . . . 242