You can edit the /etc/fstab or setup systemd mounts so all the files are mounted at the correct spot at startup. Different drives are mounted to folders on Linux instead of drive letters like on windows. Before you reboot, make sure everything works by running mount -a otherwise you will have to rescue the system
Usually in the observability space it is primarily based on the volume of data and sometimes seat count. Especially if it’s freemium like elastic where users can get an idea of volume by running a POC of the free version. Companies do this because of small teams who deploy large infra that would make contracts unprofitable