10. Resize LVM Linux

To mount sdb to an LVM (Logical Volume Manager) on Linux, you'll first need to prepare the disk and create the necessary partitions and volumes. Here's a step-by-step guide: 

 

 

 Partition the disk ( sdb ) : You can use a partitioning tool like fdisk or parted to create partitions on sdb . For example, you can create a single partition spanning the entire disk. 

 

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 sudo fdisk /dev/sdb

 

 

 Then follow the prompts to create a new partition ( n ), choose primary partition, select the default partition number, and use the entire disk ( +1T ). 

 

 

 Create a Physical Volume (PV) : After partitioning, you need to initialize the partition as a physical volume for LVM. 

 

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 sudo pvcreate /dev/sdb1

 

 

 

 

 Extend the Volume Group (VG) : If you want to extend an existing volume group, you can use vgextend . If you want to create a new one, you can use vgcreate . For extending an existing VG, you might have to check its name. 

 

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 sudo vgextend ubuntu-vg /dev/sdb1

 

 

 Replace ubuntu-vg with the name of your volume group. 

 

 

 Create a Logical Volume (LV) : Once the volume group is extended, you can create a logical volume within it. 

 

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 sudo lvcreate -l 100 %FREE -n sdb-lv ubuntu-vg

 

 

 This creates a logical volume named sdb-lv using all available space in the volume group ubuntu-vg . 

 

 

 Format the Logical Volume : You'll need to format the newly created logical volume with a file system. Replace ext4 with your desired file system type. 

 

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 sudo mkfs.ext4 /dev/ubuntu-vg/sdb-lv

 

 

 

 

 Mount the Logical Volume : Create a mount point and mount the logical volume. 

 

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 sudo mkdir /mnt/sdb

sudo mount /dev/ubuntu-vg/sdb-lv /mnt/sdb

 

 

 Now your sdb disk should be mounted to /mnt/sdb as an LVM. 

 

 

 Remember to replace volume group and logical volume names ( ubuntu-vg and sdb-lv respectively) with your actual ones. Also, ensure you understand the implications of these operations on your system before proceeding. 

 Resize  

 lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv 

 Eksekusi perubahan 

 resize2fs /dev/mapper/ubuntu–vg-ubuntu–lv