{{tag>raid hetzner}}

====== Create RAID 5 from 4 disks with encryption on Hetzner ======
===== Delete the existing logical drive =====

  megacli -ldinfo -lall -aall
  megacli -cfglddel -L0 -a0

===== Create 2 virtual drives, first 30 GB, second the rest of free space =====

  megacli -CfgLDAdd -R5 [252:0,252:1,252:2,252:3] WB NORA Direct CachedBadBBU -sz20GB -strpsz256 -a0
  megacli -CfgLDAdd -R5 [252:0,252:1,252:2,252:3] WB NORA Direct CachedBadBBU -strpsz256 -a0

==== Create partition table ====

  gdisk /dev/sda

==== Start installer ====

  installimage

==== Set hostname and swap and / partition in Hetzner editor ====

==== Reboot ====

==== Create a new empty GUID partition table (GPT) and new partion ====

  gdisk /dev/sdb
  o
  n
  w

==== Create filesystem ====

  mkfs.ext4 /dev/sdb1

==== Setup encryption ====

  apt install cryptsetup
  cryptsetup luksFormat /dev/sdb1
  cryptsetup luksOpen /dev/sdb1 backup
  mkfs.ext4 /dev/mapper/backup
  mount /dev/mapper/backup /backup

====== Tested on ======
  * 

====== See also ======
  * [[evolutio:megacli_blink_drive|mega cli blink drive]]
  * [[wiki:megacli_commands| megacli commands]]
  * [[wiki:hetzner_server_replacement|Hetzner server replacement]]
  * [[wiki:change_disk_software_raid|Change disk in software raid]]
====== References ======