Solaris Troubleshooting : Physical disk to c#t#d# mapping by serial number
On most Sun systems you can obtain the disk serial numbers that correspond with c#t#d#’s with the following command:
Category: SUN Hardware
Solaris Troubleshooting : recover hung System Controller [ Sun Fire v1280, E2900, 3800, 4800, 4810, 6800, E4900, E6900, and Netra 1280, 1290 Server ]
When a system controller (SC) is hung, try a few steps before pressing the Reset button on the SC. Step 1 . Try to Telnet or directly connect to the serial port of the “hung” SC, TIP into the platform shell, and use the “reboot” command....
Solaris Troubleshooting : recover hung System Controller [ Sun Fire v1280, E2900, 3800, 4800, 4810, 6800, E4900, E6900, and Netra 1280, 1290 Server ]
When a system controller (SC) is hung, try a few steps before pressing the Reset button on the SC.
Solaris Troubleshooting : Setting boot-device with luxadm command from booted OS.
This procedure demonstrates how to easily use the “luxadm” command to set the “boot-device” Open Boot Prom (OBP) parameter from a system booted from cdrom or in single user mode. The command will change the “boot-device” setting at the OS level and at the same time, change the “boot-device”...
Solaris Troubleshooting : System Hang – Sun Fire 280R
Step 1) What is exact cause of system hang (system, RSC, network)
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...
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...
Sun Hardware Diagnosis at OBP level
It is so common that servers encounter issues related to hardware and those errors cannot be diagnosed by Operating system level utilities. To perform preliminary diagnosis and to pin point the hardware trouble, system admins have to rely on OBP (Open Boot PROM) diagnosis options. at OBP level,...
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...
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...
