No GRUB, no reboot: A solution for a non-booting server after HDD replacements in a Software RAID

  • Posted on: 18 March 2015
  • By: Don

The hosting company Hetzner offers strong servers with pretty nice prices – and pretty shitty HDDs. Therefore, the broken hard disks must be replaced ongoing. Forget to install a bootloader like GRUB2 on these replacements and you will have a problem: Sooner or later there will be just new HDDs without any bootloader. In this case, the server can't reboot.