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Collecting Information From Solaris OS Files ...
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Checking the Message Buffer
Updated: September 2015
Sun Netra T5440 Server
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Chapter 1 Server Diagnostics
1.1 Fault on Initial Power Up
1.2 Server Diagnostics Overview
1.2.1 Memory Configuration and Fault Handling
1.2.1.1 Memory Configuration
1.2.1.2 Memory Fault Handling
1.2.1.3 Troubleshooting Memory Faults
1.3 Using LEDs to Identify the State of Devices
1.3.1 Front and Rear Panel LEDs
1.3.2 Hard Drive LEDs
1.3.3 Power Supply LEDs
1.3.4 Ethernet Port LEDs
1.4 Using the Service Processor Firmware for Diagnosis and Repair Verification
1.4.1 Interacting With the Service Processor
Creating an ALOM CMT CLI Shell
1.4.2 Running Service-Related Commands
1.4.2.1 Connecting to the Service Processor
1.4.2.2 Switching Between the System Console and Service Processor
1.4.2.3 Service-Related Commands
Detecting Faults
1.4.3 Clearing Faults
Displaying FRU Information
1.5 Running POST
1.5.1 Controlling How POST Runs
Changing POST Parameters
1.5.2 Reasons to Run POST
1.5.2.1 Verifying Hardware Functionality
1.5.2.2 Diagnosing the System Hardware
Running POST in Maximum Mode
Clearing POST Detected Faults
1.6 Using the Solaris Predictive Self-Healing Feature
1.6.1 Identifying PSH Detected Faults
Using the fmdump Command to Identify Faults
Clearing PSH Detected Faults
1.7 Collecting Information From Solaris OS Files and Commands
Checking the Message Buffer
Viewing System Message Log Files
1.8 Managing Components With Automatic System Recovery Commands
Displaying System Components
Disabling Components
Enabling Disabled Components
1.9 Exercising the System With SunVTS Software
Checking Whether SunVTS Software Is Installed
1.9.1 Exercising the System Using SunVTS Software
Exercising the System With SunVTS Software
1.10 Obtaining the Chassis Serial Number
1.11 Additional Service Related Information
Chapter 2 Preparing for Service
2.1 Safety Information
2.1.1 Safety Symbols
2.1.2 Electrostatic Discharge Safety
2.1.2.1 Use an Antistatic Wrist Strap
2.1.2.2 Use an Antistatic Mat
2.2 Required Tools
2.3 Prerequisite Tasks for Component Replacement
Power Off the Server
Disconnect Cables From the Server
Remove the Server From the Rack
Perform Antistatic Measures
Remove the Top Cover
Chapter 3 Replacing Storage Components
3.1 Replacing a Hard Drive
Remove a Hard Drive
Install a Hard Drive
3.2 Replacing the Optical Media Drive
Remove the Optical Media Drive
Install the Optical Media Drive
Chapter 4 Replacing Motherboard Assembly Components
4.1 PCIe, PCI-X, and XAUI Card Configuration Reference
4.1.1 PCI Cards on the PCI Auxilliary Board
4.1.2 PCI Cards on the PCI Mezzanine Assembly
4.1.3 High Bandwidth PCIe Card Installation
4.2 Replacing PCI-X 0-1 and PCIe 2-3 Cards
Remove PCI-X 0-1 and PCIe 2-3 Cards
Install PCI-X 0-1 and PCIe 2-3 Cards
4.3 Replacing PCIe/XAUI Cards 4-6 and PCIe Cards 7-9
Remove PCIe/XAUI Cards 4-6 and PCIe Cards 7-9
Install PCIe/XAUI Cards 4-6 and PCIe Cards 7-9
4.4 Cabling the Sun Storage 6 Gb SAS PCIe RAID HBA, Internal
Cable the Sun Storage 6 Gb SAS PCIe RAID HBA, Internal
4.5 Replacing Memory Air Duct
Remove the Memory Air Duct
Install the Memory Air Duct
4.6 Replacing the PCI Mezzanine Assembly
Remove the PCI Mezzanine Assembly
Install the PCI Mezzanine Assembly
4.7 FB-DIMM Configuration Reference
4.8 Replacing the Memory Mezzanine Assembly
Remove the Memory Mezzanine Filler Tray
Install the Memory Mezzanine Assembly
Remove the Memory Mezzanine Assembly
4.9 Servicing FB-DIMMs
Locating a Faulty FB-DIMM
Remove FB-DIMMs
Install FB-DIMMs
Verifying Successful Replacement of a Faulty FB‐DIMM
Install Additional FB-DIMMs
4.10 Replacing the Battery
Remove the Battery
Install the Battery
4.11 Replacing the SCC Module
Remove the SCC Module
Install the SCC Module
4.12 Replacing the Motherboard Assembly
Remove the Motherboard Assembly
Install the Motherboard Assembly
4.13 Replacing the Disk Backplane Assembly
Remove the Disk Backplane Assembly
Install the Disk Backplane Assembly
4.14 Replacing the SAS Expander Assembly
Remove the SAS Expander Assembly
Install the SAS Expander Assembly
4.15 Replacing the Auxillary Board Assembly
Remove the Auxillary Board Assembly
Install the Auxillary Board Assembly
Chapter 5 Replacing Chassis Components
5.1 Replacing the Air Filter
Remove the Air Filter
Install the Air Filter
5.2 Replacing a Power Supply
Remove a Power Supply
Install a Power Supply
5.3 Replacing the System Fan Assembly (Fan Tray 0)
Remove the System Fan Assembly (Fan Tray 0)
Install the System Fan Assembly (Fan Tray 0)
5.4 Replacing the Hard Drive Fan Assembly (Fan Tray 1)
Remove the Hard Drive Fan Assembly (Fan Tray 1)
Install the Hard Drive Fan Assembly (Fan Tray 1)
5.5 Replacing the FB-DIMM Fan Assembly (Fan Tray 2)
Remove the FB-DIMM Fan Assembly (Fan Tray 2)
Install the FB-DIMM Fan Assembly (Fan Tray 2)
5.6 Replacing the Power Board
Remove the Power Board
Install the Power Board
Chapter 6 Returning the Server to Operation
6.1 Tasks for Finishing Up
Return the Server to Operation
Appendix A Signal Pinouts
A.1 Gigabit Ethernet Ports
A.2 Network Management Port
A.3 Serial Ports
A.3.1 Serial Management Port
A.3.1.1 RJ-45 to DB-9 Adapter Crossovers
A.3.1.2 RJ-45 to DB-25 Adapter Crossovers
A.3.2 Serial Port TTYA
A.4 Alarm Port
A.5 USB Ports
Index
Index A
Index B
Index C
Index D
Index E
Index F
Index G
Index H
Index I
Index L
Index M
Index N
Index O
Index P
Index Q
Index R
Index S
Index T
Index U
Index V
Index W
Language:
English
Checking the Message Buffer
Log in as superuser.
Type the
dmesg
command
:
#
dmesg
The
dmesg command displays the most recent messages generated by the system.
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