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Sun Fire X4640 Server Diagnostics Guide     Sun Fire X4640 Server Documentation Library
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Overview of the Diagnostics Guide

Introduction to System Diagnostics

Troubleshooting Options

Diagnostic Tools

Troubleshooting the Server

How to Gather Service Visit Information

How to Troubleshoot Power Problems

How to Inspect the Outside of the Server

How to Inspect the Inside of the Server

Troubleshooting DIMM Problems

DIMM Fault LEDs

DIMM Population Rules

How to Isolate and Correct DIMM ECC Errors

Identifying Correctable DIMM Errors (CEs)

Identifying BIOS DIMM Error Messages

Using the ILOM to Monitor the Host

Viewing the ILOM Sensor Readings

How to Use the ILOM Web Interface to View the Sensor Readings

How to Use the ILOM Command-Line Interface to View the Sensor Readings

Viewing the ILOM System Event Log

How to View the System Event Log Using the ILOM Web Interface

How to View the System Event Log With the ILOM Command-Line Interface

Clearing the Faults from the System Event Log

How to Clear Faults From the System Event Log Using the ILOM Web Interface

How to Clear Faults From the System Event Log Using the ILOM Command-Line Interface

Interpreting Event Log Time Stamps

Using SunVTS Diagnostics Software

Introduction to SunVTS Diagnostic Test Suite

SunVTS Documentation

How to Diagnose Server Problems With the Bootable Diagnostics CD

Creating a Data Collector Snapshot

How To Create a Snapshot With the ILOM Web Interface

How To Create a Snapshot With the ILOM Command-Line Interface

Resetting the SP

How to Reset the ILOM SP Using the Web Interface

How to Reset the ILOM SP Using the Command-Line Interface

Index

How to Use the ILOM Command-Line Interface to View the Sensor Readings

Before You Begin

To view sensor readings, you need the Read Only (o) role enabled.

  1. Log in to the ILOM CLI.
  2. Type the following commands to navigate to the sensor target and then to view the sensor properties:

    ->cd target

    ->show

    For example, on some server platforms, you can specify the following path to view a temperature reading of a server's ambient air intake:

    ->cd /SYS/MB/T_AMB0

    ->show

    The properties that describes the sensor target appear. For example:

    type = Temperature
            ipmi_name = MB/T_AMB0
            class = Threshold Sensor
            value = 39.000 degree C
            upper_nonrecov_threshold = 100.000 degree C
            upper_critical_threshold = 90.000 degree C
            upper_noncritical_threshold = 80.000 degree C
            lower_noncritical_threshold = N/A
            lower_critical_threshold = N/A
            lower_nonrecov_threshold = N/A
            alarm_status = cleared  
  3. To view a discrete sensor reading, type the following commands:

    ->cd target

    ->show

    The properties that describe the discrete sensor target appear.

    For example:

    • Type = Entity Presence

    • Class = Discrete Indicator

    • Value = Present

    For specific details about the type of discrete or threshold sensor targets you can access, as well as the paths to access them, see Sun ILOM 3.0 Supplement for the Sun Fire X4640 Server.