ceph换盘
1、手动删除osd,下面以osd1为例
停止服务
# systemctl stop ceph-osd@1从crush map中移除osd
# ceph osd out osd.1
# ceph osd crush remove osd1
删除认证信息
# ceph auth del osd.1删除osd
# ceph osd rm 12、更换硬盘
略
3、添加osd(在ceph-deploy节点的ceph安装目录执行)
ceph-deploy disk zap  storage1:sdb 
ceph-deploy --overwrite-conf  osd create  storage1:sdb原文:https://www.cnblogs.com/surplus/p/14052098.html