Add new Disk and Create New volume Group
Quote from Moshe Sharon on 25/03/2024, 8:40 pmProblem
User wants to add additional disk and new volume group with mount point
Solution
# Check for disks availability
pvs
# after located the new disks added to the virtual machine
# create volume group
vgcreate my_new_volume_group /dev/sdb /dev/sdc
#to add additional disk to the new_volume_group
vgextend my_new_volume_group /dev/sdc#see if all the disks added properly
lvmdiskscan # Create Logical volume sudo lvcreate -l 100%FREE -n my_new_logical_volume my_new_volume_group
# format the new logical volume with xfs
mkfs.xfs /dev/
my_new_volume_group
/my_new_logical_volume
# Create directory and mount the new volume
sudo mkdir /mnt/my_new_directory
sudo mount /dev/
my_new_volume_group
/my_new_logical_volume
/mnt/my_new_directory# or in fstab to mount on startup
blkid
#/dev/mapper/
my_new_logical_volume
: UUID=”79813378-3538-4fc5-a6ba-02ca7034fd58″ TYPE=”xfs”UUID=79813378-3538-4fc5-a6ba-02ca7034fd58 /mnt/my_new_directory xfs defaults,noauto 0 2
Problem
User wants to add additional disk and new volume group with mount point
Solution
# Check for disks availability
Uploaded files:pvs
# after located the new disks added to the virtual machine
# create volume group
vgcreate my_new_volume_group /dev/sdb /dev/sdc
#to add additional disk to the new_volume_group
vgextend my_new_volume_group /dev/sdc#see if all the disks added properly
lvmdiskscan # Create Logical volume sudo lvcreate -l 100%FREE -n my_new_logical_volume my_new_volume_group
# format the new logical volume with xfs
mkfs.xfs /dev/
my_new_volume_group
/my_new_logical_volume
# Create directory and mount the new volume
sudo mkdir /mnt/my_new_directory
sudo mount /dev/
my_new_volume_group
/my_new_logical_volume
/mnt/my_new_directory# or in fstab to mount on startup
blkid
#/dev/mapper/
my_new_logical_volume
: UUID=”79813378-3538-4fc5-a6ba-02ca7034fd58″ TYPE=”xfs”UUID=79813378-3538-4fc5-a6ba-02ca7034fd58 /mnt/my_new_directory xfs defaults,noauto 0 2