Red Hat SummitChapter 24. Extending a Stratis volume with additional block devices
You can attach additional block devices to a Stratis pool to provide more storage capacity for Stratis file systems. You can do it manually or by using the web console.
24.1. Adding block devices to a Stratis pool
You can add one or more block devices to a Stratis pool.
Prerequisites
- Stratis is installed. See Installing Stratis.
-
The
stratisdservice is running. - The block devices that you are adding to the Stratis pool are not in use and not mounted.
- The block devices that you are adding to the Stratis pool are at least 1 GiB in size each.
Procedure
To add one or more block devices to the pool, use:
# stratis pool add-data my-pool device-1 device-2 device-n
Additional resources
-
stratis(8)man page on your system
24.2. Adding a block device to a Stratis pool by using the web console
You can use the web console to add a block device to an existing Stratis pool. You can also add caches as a block device.
Prerequisites
- You have installed the RHEL 9 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
stratisdservice is running. - A Stratis pool is created.
- The block devices on which you are creating a Stratis pool are not in use and are not mounted.
- Each block device on which you are creating a Stratis pool is at least 1 GB.
Procedure
Log in to the RHEL 9 web console.
For details, see Logging in to the web console.
- Click .
- In the Storage table, click the Stratis pool to which you want to add a block device.
- On the Stratis pool page, click and select the Tier where you want to add a block device as data or cache.
- If you are adding the block device to a Stratis pool that is encrypted with a passphrase, enter the passphrase.
- Under Block devices, select the devices you want to add to the pool.
- Click .
