Create Volume in Web Interface and CLI

Owned by Chung, Donald (STFC,RAL,SC)
Last updated: Aug 16, 2023 by Chris Green
7 min read

You can create a new volume using either the Web Interface or the CLI. You can also create volume from a snapshot. A snapshot is a mechanism where you to create a new image from a running services which serves as a templating and backup mechanism.

Creating volume

Web Interface

  1. Log-in to the STFC cloud (Login - OpenStack Dashboard )

  2. In the Web Interface, Go to Volumes -> Volumes

  3. Click on Create Volume

  4. Choose a name and size (in GiB),

    (Optional) you can select to create a volume from a snapshot in the volume source drop-down.

  5. After creation, you will see the volume in the list



Command-Line

Refer to Using the OpenStack Command Line Interface

Steps

Create simple volume

Run the following command in Terminal

openstack volume create --size <size-in-GiB> <name>
Create image from snapshot/image

Find the ID of your snapshot

$ openstack volume snapshot list +--------------------------------------+--------------------------------------+-------------+-----------+------+ | ID | Name | Description | Status | Size | +--------------------------------------+--------------------------------------+-------------+-----------+------+ | 76d51455-a5cd-478d-a93f-6e49b4108575 | testing-v-snapshot | None | available | 3 | +--------------------------------------+--------------------------------------+-------------+-----------+------+

Run the following command in Terminal

openstack volume create --snapshot <snapshot-id> --size <size> <name