cloud-init writes /etc/fstab entries with LABEL=, for root device.
for ephemeral devices other than swap, it adds 'nobootwait', so these devices would not hang up boot if they changed names.
for swap devices (I just verified), mountall does not wait.
cloud-init writes /etc/fstab entries with LABEL=, for root device.
for ephemeral devices other than swap, it adds 'nobootwait', so these devices would not hang up boot if they changed names.
for swap devices (I just verified), mountall does not wait.