Removing a device class

Use this information to remove a device class for an OSD.

Remove a device class for an OSD by running the following command:

ceph osd crush rm-device-class OSD_ID [OSD_ID..]

For example,

[ceph: root@host01 /]# ceph osd crush rm-device-class 20
done removing class of osd(s): 20
[ceph: root@host01 /]# ceph osd crush rm-device-class 19 21
done removing class of osd(s): 19,21