diff --git a/存储/ceph/p版本安装/9-为ceph集群添加OSD.md b/存储/ceph/p版本安装/9-为ceph集群添加OSD.md
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+> 说明：添加OSD时，建议将磁盘先格式化为无分区的原始磁盘
+```shell
+## https://rook.github.io/docs/rook/v1.10/Getting-Started/ceph-teardown/?h=sgdisk#zapping-devices
+DISK="/dev/sdX"
+
+## Zap the disk to a fresh, usable state (zap-all is important, b/c MBR has to be clean)
+sgdisk --zap-all $DISK
+
+## Wipe a large portion of the beginning of the disk to remove more LVM metadata that may be present
+dd if=/dev/zero of="$DISK" bs=1M count=100 oflag=direct,dsync
+
+## SSDs may be better cleaned with blkdiscard instead of dd
+blkdiscard $DISK
+
+## Inform the OS of partition table changes
+partprobe $DISK
+```
+```shell
+## 查看各ceph节点有哪些磁盘是可用的，关注`AVAILABLE`列
+# ceph orch device ls
+HOST    PATH          TYPE  DEVICE ID                                             SIZE  AVAILABLE  REFRESHED  REJECT REASONS  
+ceph01  /dev/nvme0n2  ssd   VMware_Virtual_NVMe_Disk_VMware_NVME_0000             107G  Yes        17m ago                    
+ceph01  /dev/sda      hdd   VMware_Virtual_SATA_Hard_Drive_00000000000000000001   107G  Yes        17m ago                    
+ceph02  /dev/nvme0n2  ssd   VMware_Virtual_NVMe_Disk_VMware_NVME_0000             107G  Yes        18m ago                    
+ceph02  /dev/sda      hdd   VMware_Virtual_SATA_Hard_Drive_00000000000000000001   107G  Yes        18m ago                    
+ceph03  /dev/nvme0n2  ssd   VMware_Virtual_NVMe_Disk_VMware_NVME_0000             107G  Yes        25m ago                    
+ceph03  /dev/sda      hdd   VMware_Virtual_SATA_Hard_Drive_00000000000000000001   107G  Yes        25m ago                    
+ceph04  /dev/nvme0n2  ssd   VMware_Virtual_NVMe_Disk_VMware_NVME_0000             107G  Yes        17m ago                    
+ceph04  /dev/sda      hdd   VMware_Virtual_SATA_Hard_Drive_00000000000000000001   107G  Yes        17m ago                    
+ceph05  /dev/nvme0n2  ssd   VMware_Virtual_NVMe_Disk_VMware_NVME_0000             107G  Yes        17m ago                    
+ceph05  /dev/sda      hdd   VMware_Virtual_SATA_Hard_Drive_00000000000000000001   107G  Yes        17m ago  
+
+## 接下来初始化osd
+## 将指定的磁盘格式化为无分区的原始磁盘
+# blkdiscard /dev/nvme0n2
+# cephadm shell ceph orch device zap ceph01 /dev/sda
+## 接着初始化其他节点上磁盘
+...
+
+## 添加OSD
+# ceph orch daemon add osd ceph01:/dev/nvme0n2
+# ceph orch daemon add osd ceph01:/dev/sda
+# ceph orch daemon add osd ceph02:/dev/nvme0n2
+# ceph orch daemon add osd ceph02:/dev/sda  
+# ceph orch daemon add osd ceph03:/dev/nvme0n2
+# ceph orch daemon add osd ceph03:/dev/sda  
+# ceph orch daemon add osd ceph04:/dev/nvme0n2
+# ceph orch daemon add osd ceph04:/dev/sda  
+# ceph orch daemon add osd ceph05:/dev/nvme0n2
+# ceph orch daemon add osd ceph05:/dev/sda            
+```
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