IBM AIX Interview Questions with Answers

• What is the command to view the active vg?

 

# lsvg -o

• How do you configure the Disk?

 

# cfgmgr

 

-l : Device

-v : Verbose

-i : Location of the installation medium of the drivers

• Tell me Steps to configure the VG?

 

# mkvg -y <VG Name> -s <PP Size> <Physical Volumes>

• How do u add a new disk in VG?

# extendvg <VG Name> <New Hdisk>

• What are the Attibutes of LVM?

Attributes if LVM includes Volume Group, Logica Volume, Physival Volume, Physical Partition, Logical Partition, Filesystem and Paging Space.

 

• How do u find the fix is installed?

 

# instfix -i -k <APAR Number> /* Look for a specific fix */

 

# instfix -i -v /* Lsit all the fixes installed in the machine */

• How to u extend the FS?

 

# chfs -a size=+New Size <File System>

 

• Attributes of FS?

 

Attributes include file system type, mount point, logical voume, mount options, logs.

• List all the LV in system?

 

# lslv

• How do u find the PP size of the VG?

# lsvg vgname
 

• How do u create the pp size of 32 MB in VG?

# mkvg -y <VG Name> -s 32 <Physical Volumes>
 

• How do u disable the paging space?

 

# swapoff  <Paging Device>

• What is LPAR?

 

Logical Partition, a system built based on the concept of Virtualization.

• How will you mirror a volume and how will you find if a volume is mirrored ? lsvg –l (vol gp name)

# extendvg vgname hdisk0
# mirrorvg vgname hdisk0
# lsvg -l vgname /* 1 LP = 2 PP's to check mirroring has been done or not*/