That depends on the distribution. In archlinux the server is disabled by default. If I remember correctly some distributions distinguished between the client and the service package, which arch doesn’t, so it could be standart to enable it if you install the server.
Also usually I can access the tty but sometimes a reinstall is easier than figuring out how to fix it.
Yes, true and most of the times it’s quicker to reinstall. It’s especially annoying if you haven’t used your system in a while and have no idea what you did last.
That depends on the distribution. In archlinux the server is disabled by default. If I remember correctly some distributions distinguished between the client and the service package, which arch doesn’t, so it could be standart to enable it if you install the server.
Yes, true and most of the times it’s quicker to reinstall. It’s especially annoying if you haven’t used your system in a while and have no idea what you did last.
The gentoo wiki has a super detailed guide about porting your system to btrfs: https://wiki.gentoo.org/wiki/Btrfs/System_Root_Guide