SSA - how to create state database replica

#metabd –a –f c0t0d0s1

SSA - How to see the state databases replica.

A) # metabd

SSA - what are raid0,raid1 and raid5

Q) what are raid0,raid1 and raid5


A) Raid 0 is concatenation or stripping
Concatenation means writing data in disk one after another
Stripping means writing data of 32kbs interlease value in to disk

Raid 1 – mirroring that means writing data on two disk parallely or duplicatiung the data on two disk.

Raid 5 – stipping with parity the data of 2 disk is duplicated in the third disk with parity information

SSA - How to configure newly attached hardware like hardsik network card.

# devfsadm

Or drvconfig

SSA - How to set environment variable in NVRAM

# nvalias /pci---/rarp – to set scsi for booting of client

# nvalias net dhcp – to boot from dhcp

# nvunalias net – remove the alias

SSA - How to check the check the clock devices from OBP

Ok>netwatch-clock

SSA - How do you check your loop back or network devices from Open boot prom

ok> test net

SSA - How to see the physical disk connected to the system from Open Boot Command OBP

ok>probe-scsi

SSA - How to see all the informations of the hardware related from bootprom (OBP)

# banner


or

# prtconf

SSA - How do you set a default boot device from the boot prom

# setenv boot-device disk
Boot-device=disk
# reset - To make the changes.

SSA - How to see the default boot device from the boot prom or OBP

ok> prtenv boot-device

SSA How to see which kernel version and artitecture used by the system.

# isainfo -v :- To see kernal version and 32 bit or 64 bit system and artictect

SSA How to make processor 4 number offline when you have more then 4 processors.

# psrinfo –V :- To check the status and then

# psradm –f 4 offline - To make processor number 4 offline

SSA How to change processor operation status in solaris

# psradm –a –n :- To set all processor available on the system to online

# psradm –f 2 3 :- To make processor 2 and 3 offline, if you have multiple processors

How do you set a deafaulr boot device from the boot prom

# setenv boot-device disk
Boot-device=disk
# reset - To make the changes.


Tags : solaris interview questions and answers

2203 How to see the physical disk connected to the system from Open Boot Command OBP

ok>probe-scsi

2203 How to see all the informations of the hardware related from bootprom(OBP)

# banner

or

# prtconf

2203 How do you check your loop back or network devices from Open boot prom

ok> test net