Symptom
Linux system (Ubuntu based) slow to boot, in excess of 90 seconds on SSD.
Fault Confirmation
Open 2 terminal windows. Enter “sudo blkid” in one, and in the second, navigate to “cd /etc”. open “sudo nano fstab”. Check the corresponding drive ID for correlation.
Corrective Action
Change the boot partition and recovery in fstab to those shown by blkid. “Ctrl + o” to write followed by reboot to test fault cleared.