how to create logical volume

how to create logical group

lsblk - to see the hard disks

pvcreate /dev/sda /dev/sdb /dev/sdc - to create physical volume

pvs - to show physical volume


vgcreate {volume group name} /dev/sda /dev/sdb /dev/sdc - to create volume group
vgextend {volume group name} /dev/sdd

vgs - to show logical volume

lvcreate -l {no of PE} -n {logical volume name} {logical volume group name}
lvcreate -L {size of logical volume} -n {logical volume name} {logical volume group name}


mkfs.ext3 /dev/{logical volume group}/{logical volume name}
mkfs.xfs /dev/{logical volume group}/{logical volume name}

make directories to mount
mount /dev/{logical volume group}/{logical volume name} /path of mount directory