Chapter 28. Removing Stratis file systems
You can remove an existing Stratis file system or pool. Once a Stratis file system or pool is removed, it can not be recovered.
Stratis is a Technology Preview feature only. Technology Preview features are not supported with Red Hat production service level agreements (SLAs) and might not be functionally complete. Red Hat does not recommend using them in production. These features provide early access to upcoming product features, enabling customers to test functionality and provide feedback during the development process. For more information about the support scope of Red Hat Technology Preview features, see https://access.redhat.com/support/offerings/techpreview.
28.1. Removing a Stratis file system
You can remove an existing Stratis file system. Data stored on it are lost.
Prerequisites
-
Stratis is installed and the
stratisd
service is running. For more information, see Installing Stratis. - You have created a Stratis file system. For more information, see Creating a Stratis file system.
Procedure
Unmount the file system:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow umount /dev/stratis/my-pool/my-fs
# umount /dev/stratis/my-pool/my-fs
Destroy the file system:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow stratis filesystem destroy my-pool my-fs
# stratis filesystem destroy my-pool my-fs
Verification
Verify that the file system no longer exists:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow stratis filesystem list my-pool
# stratis filesystem list my-pool
Additional resources
-
stratis(8)
man page on your system
28.2. Deleting a file system from a Stratis pool by using the web console
You can use the web console to delete a file system from an existing Stratis pool.
Deleting a Stratis pool file system erases all the data it contains.
Prerequisites
- You have installed the RHEL 8 web console.
- You have enabled the cockpit service.
Your user account is allowed to log in to the web console.
For instructions, see Installing and enabling the web console.
Stratis is installed and the
stratisd
service is running..The web console detects and installs Stratis by default. However, for manually installing Stratis, see Installing Stratis.
- You have an existing Stratis pool and a file system is created on the Stratis pool.
Procedure
Log in to the RHEL 8 web console.
For details, see Logging in to the web console.
- Click .
- In the Storage table, click the Stratis pool from which you want to delete a file system.
- On the Stratis pool page, scroll to the Stratis filesystems section and click the menu button for the file system you want to delete.
- From the drop-down menu, select .
- In the Confirm deletion dialog box, click .
28.3. Removing a Stratis pool
You can remove an existing Stratis pool. Data stored on it are lost.
Prerequisites
-
Stratis is installed and the
stratisd
service is running. For more information, see Installing Stratis. You have created a Stratis pool:
- To create an unencrypted pool, see Creating an unencrypted Stratis pool.
- To create an encrypted pool, see Creating an encrypted Stratis pool using a key in the kernel keyring.
Procedure
List file systems on the pool:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow stratis filesystem list my-pool
# stratis filesystem list my-pool
Unmount all file systems on the pool:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow umount /dev/stratis/my-pool/my-fs-1 \ /dev/stratis/my-pool/my-fs-2 \ /dev/stratis/my-pool/my-fs-n
# umount /dev/stratis/my-pool/my-fs-1 \ /dev/stratis/my-pool/my-fs-2 \ /dev/stratis/my-pool/my-fs-n
Destroy the file systems:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow stratis filesystem destroy my-pool my-fs-1 my-fs-2
# stratis filesystem destroy my-pool my-fs-1 my-fs-2
Destroy the pool:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow stratis pool destroy my-pool
# stratis pool destroy my-pool
Verification
Verify that the pool no longer exists:
Copy to Clipboard Copied! Toggle word wrap Toggle overflow stratis pool list
# stratis pool list
Additional resources
-
stratis(8)
man page on your system
28.4. Deleting a Stratis pool by using the web console
You can use the web console to delete an existing Stratis pool.
Deleting a Stratis pool erases all the data it contains.
Prerequisites
- You have installed the RHEL 8 web console.
- You have enabled the cockpit service.
Your user account is allowed to log in to the web console.
For instructions, see Installing and enabling the web console.
-
The
stratisd
service is running. - You have an existing Stratis pool.
Procedure
Log in to the RHEL 8 web console.
For details, see Logging in to the web console.
- Click .
- In the Storage table, click the menu button for the Stratis pool you want to delete.
- From the drop-down menu, select .
- In the Permanently delete pool dialog box, click .