The /etc/fstab file allow volumes to be automatically mounted on bootup. Add nofail in your automated mounts to prevent instances from hanging on boot. Nofail makes the instance to boot even if there are errors with the mounted volume.

<pre lang="bash">
UUID=aebf131c-6957-451e-8d34-ec978d9581ae  /data  xfs  defaults,nofail  0  2