md127 : active raid1 sda1[1] sdb1[0] ( )
2930130240 blocks super 1.2 [2/2] [UU] [==>..................] check = 14.3% (421499264/2930130240) finish=355.6min speed=117568K/sec

When you just wanted to enjoy a nice evening of XCOM but your raid1 decides otherwhise 😭

Also got various I/O errors on one disk so yeah, time for the occasional reminder for my non tech-savvy fellows: Disks die. Make backups!