Category: Oracle Hardware


Sysadmin BestPractices: Configuring loghost on Sun Fire 3800, 4800, 4900, 6800 and E6900

It is considered a ‘Best Practice’ to configure a ‘loghost’s for each server and production domain. A ‘Loghost’ on a Solaris platform can permanently save messages that are logged in the System Controller’s NVRAM buffer. This will insure that they are not lost due to either a...


SUN Hardware : Firmware upgrade method on Sun Fire T1000/T2000

This post describes how to select the firmware, the firmware upgrade method and upgrade the system firmware on Sun Fire  T1000 and Sun Fire  T2000 server Firmware Verification 1. To determine the current System Firmware revision installed on the system, from the System Controller command-line interface...


Solaris Troubleshooting X86 : finding cause for system power off

Here we discuss about  some guidelines on how to proceed if you find a Sun X64 server has unexpectedly powered off. The examples offered may be specific to a particular command or firmware version, are provided to illustrate a troubleshooting concept, and may not apply to...


Solaris Troubleshooting : System rebooted … is it Fatal Reset or Red State Exception ?

The unexpected reboots are most often caused by hardware faults and reported by the system as a fatal reset or a red state exception. When errors like these occur, the OS  is abruptly interrupted and can’t continue to log error messages in /var/adm/messages or generate a...


Using "asr-disable" to disable PCI slots from OK prompt – Servers V440 or V490

System Administrators encounter frequent issues with onboard PCI slots after the maintenance operations like the OS upgrades, patch installations and firmware upgrades. And often it will leave us in a situation that we couldn’t  boot up the machine, because of the issues to recognize PCI slots after...


Creation of a Hardware Mirrored Volume in Solaris Servers.

Creation of a Hardware Mirrored Volume in Solaris Servers: 1.) Verify which hard drive corresponds with which logical device name and physical device name, using the raidctl command: # raidctl Controller: 1 Disk: 0.0.0 Disk: 0.1.0 Disk: 0.2.0 Disk: 0.3.0 Disk: 0.4.0 Disk: 0.5.0 Disk: 0.6.0...

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