I've changed /etc/fstab mount line from:
UUID=78fc6e4d-9a37-406d-9bde-449fd8595373 /media/Data ext4 relatime 0 1
to:
UUID=78fc6e4d-9a37-406d-9bde-449fd8595373 /media/Data ext4 noauto,x-systemd.automount,relatime 0 1
Now system fails to boot, in logs I see:
systemd[1]: Starting of media-Data.automount not supported.
systemd[1]: Dependency failed for Local File Systems.
systemd[1]: local-fs.target: Job local-fs.target/start failed with result 'dependency'.
systemd[1]: local-fs.target: Triggering OnFailure= dependencies.
systemd[1]: Started Emergency Shell.
systemd[1]: Reached target Emergency Mode.
I've changed /etc/fstab mount line from: 9a37-406d- 9bde-449fd85953 73 /media/Data ext4 relatime 0 1 9a37-406d- 9bde-449fd85953 73 /media/Data ext4 noauto, x-systemd. automount, relatime 0 1
UUID=78fc6e4d-
to:
UUID=78fc6e4d-
Now system fails to boot, in logs I see: automount not supported. target/ start failed with result 'dependency'.
systemd[1]: Starting of media-Data.
systemd[1]: Dependency failed for Local File Systems.
systemd[1]: local-fs.target: Job local-fs.
systemd[1]: local-fs.target: Triggering OnFailure= dependencies.
systemd[1]: Started Emergency Shell.
systemd[1]: Reached target Emergency Mode.
While according to http:// manpages. ubuntu. com/manpages/ xenial/ man5/systemd. mount.5. html it should work.