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Code Block
root@cephmon1:~# ceph osd pool set <POOL> crush_rule <CRUSH-MAP>

Mappe osd til fysisk disk

På cephmon

  • ceph osd tree
    • for output man vil ha :
    • ceph osd tree | grep down
  • ceph osd find osd.XXX
    • For output man vil ha
    • ceph osd find osd.XXX | grep host

På storage noden

Finne device
  • ceph-volume lvm list grep -A 4 "osd id" | grep -v type | grep -v osdspec | grep -v vdo
    • for mindre output :
    • ceph-volume lvm list | grep 'osd id\|devices'
Finne serienummer
  • smartctl -a /dev/sda  | grep -i "Serial Number"

Finne diskbrønn

Bruk idrac og spor opp serienummer til disken

Trigge disklys på boksen om SSD er i live
  • dd if=/dev/zero of=<device fra kommando over)