Extending the root disk in AWS servers

extending the root disk in AWS servers

1) Create snapshot for root disk from AWS console

2) Create the volume from snapshot

3) Attach the Volume to server as extra disk ( Note: You can extend the size of volume at this point if needed )

4) Mount the volume on server

   mount -t xfs -o nouuid /dev/xvdh2 /mnt     

5) Verify the right disk added

6) unmount /mnt

6 ) parted -a optimal /dev/xvdh

    < print >

    < unit GB >

    < resizepart <No> >

    < Size wants to be >

    < print >

    < quit >

7) Mount the volume on server

   mount -t xfs -o nouuid /dev/xvdh2 /mnt

           

8) xfs_growfs /mnt

           

9) verify the file system with size (df -Ph )

10) unmount the file system

11) Shut down the server

12) Detach the extended volume & root volume from Instance

13) Attach the extended volume as root volume to instance

14) Boot the Instance

15 ) Verify the root file system size.