Increasing the CTERA Portal Storage Pool

The following procedure includes creating a snapshot of the existing volume as a backup.

To increase storage:

1. Log in to your Amazon Web Services account.
2. Perform the following steps to take a snapshot of the CTERA database EBS volume as a backup.
   1. In the Amazon Web Services > Compute area, click EC2.
      The EC2 Dashboard screen is displayed.
   2. In the navigation pane, click ELASTIC BLOCK STORE > Volumes.
      The ELASTIC BLOCK STORE > Volumes screen is displayed.
      
   3. Locate the EBS volume to enlarge, right-click it and click Create Snapshot.
      The Create Snapshot pane is displayed.
   4. Optionally, enter a description for the snapshot.
   5. Click Create Snapshot.
3. In the Amazon Web Services EC2 Dashboard under ELASTIC BLOCK STORE > Volumes, locate the currently attached database EBS volume to enlarge, right-click it and click Modify Volume.
   The Modify Volume window is displayed.
4. Increase the size to the desired size.
5. Click Modify.
6. Open a SSH session to the CTERA Portal instance and log in as the admin user.
7. Run the following:
   pvresize /dev/<disk id> (for example: /dev/xvdb)
lvextend -l 100%VG -n /dev/DataPool/DataPool
xfs_growfs /dev/mapper/DataPool-DataPool

The volume is enlarged.