07-06-2012
Confusion Regarding Physical Volume,Volume Group,Logical Volume,Physical partition
Hi,
I am new to unix. I am working on Red Hat Linux and side by side on AIX also. After reading the concepts of Storage, I am now really confused regarding the terminologies
1)Physical Volume
2)Volume Group
3)Logical Volume
4)Physical Partition
Please help me to understand these concepts.
Last edited by methyl; 07-06-2012 at 03:38 PM..
Reason: Corrected question 1 to match post title
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LEARN ABOUT CENTOS
vgimport
VGIMPORT(8) System Manager's Manual VGIMPORT(8)
NAME
vgimport - make exported volume groups known to the system
SYNOPSIS
vgimport [-a|--all] [-d|--debug] [-h|-?|--help] [-v|--verbose] VolumeGroupName [VolumeGroupName...]
DESCRIPTION
vgimport allows you to make a Volume Group that was previously exported using vgexport(8) known to the system again, perhaps after moving
its Physical Volumes from a different machine.
OPTIONS
See lvm(8) for common options.
-a, --all
Import all exported Volume Groups.
--force
Import exported Volume Groups even if there are missing Physical Volumes. This option should only be used if the missing devices
are known to have failed and they cannot be restored.
SEE ALSO
lvm(8), pvscan(8), vgexport(8), vgscan(8)
Sistina Software UK LVM TOOLS 2.02.105(2)-RHEL7 (2014-03-26) VGIMPORT(8)