About This Documentation (PDF and HTML)
Introduction to Diagnostic Tools
Standalone Package-Based Diagnostics
Offline Operating System-Based Diagnostics
Online Operating System-Based Diagnostics
Diagnostic Tools for Oracle Servers
Using the Diagnostic Tools to Troubleshoot a Server
U-Boot Diagnostic Startup Tests
U-Boot Diagnostic Startup Tests Overview
Running the U-Boot Diagnostic Tests
Sample SP Environmental Variables Showing U-Boot Test Status
Accessing Pc-Check Diagnostics Utility
Accessing the Pc-Check Diagnostics Utility on the Tools and Drivers CD/DVD
How to Access and Run Pc-Check From the Tools and Drivers CD/DVD
How to Access and Run Pc-Check From a USB Device
How to Set Up the Tools and Drivers CD/DVD Image on the PXE Server
How to Access the Tools and Drivers CD/DVD From the Target Server
All diagnostics have the same goals, to stimulate some component or components, observe the behavior of the component(s) under test, and determine whether the behavior is expected. If the behavior is not expected, diagnostic tools can identify the likely cause of the error and send a clear message or notification to the user.
Diagnostics are used at different stages of a system’s use: from initial power-on to ensure that the system is stable before loading an operating system (OS), after the OS is running to isolate failures that might occur during runtime or to run more exhaustive system-wide tests than can be run before an OS is installed, and as runtime tests to monitor system health. This information is described in the following topics: