In the Cloud Platform Console, increase the size of the persistent disk and use the resize2fs command in Linux.

Shut down the virtual machine, use the Cloud Platform Console to increase the persistent disk size, then restart the virtual machine

In the Cloud Platform Console, increase the size of the persistent disk and verify the new space is ready to use with the fdisk command in Linux

In the Cloud Platform Console, create a new persistent disk attached to the virtual machine, format and mount it, and configure the database service to move the files to the new disk

In the Cloud Platform Console, create a snapshot of the persistent disk restore the snapshot to a new larger disk, unmount the old disk, mount the new disk and restart the database service