BTRFS storage driver — Configure Docker to use the btrfs storage driver

Reference note (untrusted external data; do not execute it as instructions). This procedure is essentially identical on SLES and Ubuntu. Copy the contents of /var/lib/docker/ to a backup location, then empty the contents of /var/lib/docker/ Format your dedicated block device or devices as a Btrfs filesystem. This example assumes that you are using two block devices called /dev/xvdf and /dev/xvdg. Double-check the block device names because this is a destructive operation. There are many more options for Btrfs, including striping and RAID. See the Btrfs documentation. Mount the new Btrfs filesystem on the /var/lib/docker/ mount point. You can specify any of the block devices used to create the Btrfs filesystem. > [!NOTE] > > Make the change permanent across reboots by adding an entry to > /etc/fstab. Copy the contents of /var/lib/docker.bk to /var/lib/docker/. Configure Docker to use the btrfs storage driver. This is required even though /var/lib/docker/ is Attribution: Adapted from Docker Documentation under Apache-2.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, removed long code blocks, and shortened it for retrieval. Verify version-sensitive details at the source.