Quote Originally Posted by malcolmlewis View Post
So if you boot the system to runlevel 1 (at grub and 1 to the options), can you mount the / partition and look at the logs to see what's failing? Or boot the system in rescue mode.
Which logs should I check? I am in the rescue mode and mounted the root partition as /mnt.
Can I try to fix it somehow? Running btrfs check --repair /dev/xvda2 doesn't solve the problem. As I wrote, when I then boot regularly the / partion is out of space.