On boot, I have a blank screen (blinking
_) for over half a minute.
I just upgraded from Debian Jessie to Stretch; I didn't have this problem before the upgrade.
I found this line in
I disabled it using
systemctl disable NetworkManager-wait-online.service, but after rebooting that didn't fix the problem.
systemd-analyze blame and
systemd-analyze critical-chain (after disabling NetworkManager): https://pastebin.com/ws6Hqa1B
All help is appreciated.