Solaris Troubleshooting : System Hang – Sun Fire 280R
Step 1) What is exact cause of system hang (system, RSC, network)
Category: SUN Hardware
VxVM Troubleshooting – Procedure to Replace Internal FibreChannel (FC) Disks controlled by VxVM
Hot swapping of a failed disk is fairly straight procedure if the disks are regular SCSI disks, but for the Fibre Channel (FC) disks we should follow different procedure for hot swaping. Below specific procedure should be used when replacing one of the internal disks in...
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...
Hardware Trouble shooting : Replace DIMMs on Sun Fire T1000/T2000
On Sun Fire T1000/T2000 field could replace DIMMs individually, it is not required to replece DIMMs by pair or bank.
Unix Quick Reference : ILOM ( Integrated Lights out Manager) Command Line
The X4000 Family implements the ILOM – Integrated Lights Out Manager. This is a combination of dedicated hardware and supporting software. The Sun Fire X64 family of servers implement a technology called ILOM – Integrated Lights Out Manager where available. This is a combination of dedicated hardware...
Solaris Hardware Information Center
Read – Sun Hardware Diagnosis at OBP level Read – Oracle Hardware Models ( 3D View) Read – Working with Solaris Server Consoles using LOM/ ILOM/ ALOM/ ELOM/ RSC Read – ILOM ( Integrated Lights out Manager) Command Line Read– System Controller Hung Issues Read– 7...
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....
7 Ways to find CPU information from Solaris
Traditionally, in Solaris computing world the word CPU refers to a Chip planted on the mother board. Starting from Solaris10, the term vCPU has been introduced to refer each computing entity, ( CPU Sockets, CPU Cores per Socket or Hardware Threads per a CPU Core)...
Powerdown parameter for Solaris boxes.
I came across one unique parameter which I would like to share on our gurkulindia, specially for small business organisations where we dont have seperate power backups for DC. Has anyone noticed while working on Solaris boxes if you will power down (init 5 or poweroff...
System Controller battery (BATTERY at SC/BAT/V_BAT has exceeded low warning) failure in T-series servers.
System Controller battery (BATTERY at SC/BAT/V_BAT has exceeded low warning) failure in T-series servers. Many a times you will get a hardware error in /var/adm/messages (or at ALOM/LOM prompt, console messages) for SC battery failure, In this post I will explain the battery replacement procedure along...