Friday, December 23, 2016

How to create a filesystem in Linux ?(Pv/Vg/Lv Create) ?

PV Create :-

Syntax :- pvcreate <diskname>

"pvs"  is the command to see current Physical Volumes.

VG Create :-
Syntax :- vgcreate <vgname>

"vgs"  is the command to see current  Volume Groups.

LV Create :-

 Syntax:-  lvcreate -L size -n  <lvname> <vgname >

"lvs"  is the command to see current Logical Volumes

How to create file system ?   In below example I am showing for ext3. You can replace it with ext4/xfs as needed .

syntax:- mkfs.ext3 /dev/<vgname>/<lvname>

How to Mount FileSystem ?

syntax:-  mount -t  <filesystemType> /dev/<vgname>/<lvname>  <mount directory>
ex:- mount -t ext3 /dev/vglinuxtechnotes/lvlinux  /linuxtechnotes

In order to get  auto mount during system boot add to /etc/fstab file as below .

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