Chapter 10
383
Tuning, Troubleshooting, Security, and Maintenance
Troubleshooting: Characterizing the Problem
Troubleshooting: Characterizing the
Problem
When you encounter a symptom associated with a problem, make a note
of all associated information:
❏
Scope: What is affected?
• Distinguish between management server and managed node
problems.
• If you suspect that a problem lies on a managed node, try to
duplicate it on a different node, to find out whether it is
node-specific.
• Distinguish between the administrator GUI and the operator
GUI.
• If you suspect that a problem lies with an operator, try to test it on
another operator, to see whether the problem can be duplicated.
❏
Context: What has changed? Determine if anything has changed on
your network or with the product configuration:
• Hardware
• Software
• Patches
• Files
• Security
• Configuration
• Name services
• Routing
• Utilization
❏
Duration: How long, and how often? Is the problem consistent (fails
every time) or intermittent (fails only sometimes)?
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Страница 6: ...6 ...
Страница 8: ...8 ...
Страница 27: ...27 1 Prerequisites for Installing ITO Agent Software ...
Страница 43: ...43 2 Installing ITO Agents on the Managed Nodes ...
Страница 115: ...115 3 File Tree Layouts on the Managed Node Platforms ...
Страница 162: ...162 Chapter3 File Tree Layouts on the Managed Node Platforms File Tree Layout on Windows NT Managed Nodes ...
Страница 163: ...163 4 Software Maintenance on Managed Nodes ...
Страница 183: ...183 5 Configuring ITO ...
Страница 298: ...298 Chapter5 Configuring ITO Variables ...
Страница 299: ...299 6 Installing Updating the ITO Configuration on the Managed Nodes ...
Страница 315: ...315 7 Integrating Applications into ITO ...
Страница 333: ...333 8 ITO Language Support ...
Страница 352: ...352 Chapter8 ITO Language Support Flexible Management in a Japanese Environment ...
Страница 353: ...353 9 An Overview of ITO Processes ...
Страница 372: ...372 Chapter9 An Overview of ITO Processes Secure Networking ...
Страница 373: ...373 10 Tuning Troubleshooting Security and Maintenance ...
Страница 481: ...481 A ITO Managed Node APIs and Libraries ...
Страница 499: ...499 B Administration of MC ServiceGuard ...
Страница 512: ...512 AppendixB Administration of MC ServiceGuard Troubleshooting ITO in a ServiceGuard Environment ...
Страница 513: ...513 C ITO Tables and Tablespaces in the Database ...
Страница 520: ...520 AppendixC ITO Tables and Tablespaces in the Database ITO Tables and Tablespace ...
Страница 521: ...521 D ITO Man Pages Listing ...