【发布时间】：2020-02-27 15:52:44
【问题描述】：
我有这个 SSD，它位于我销毁的另一个 Ovirt 集群中，现在我试图重新利用这个磁盘，但似乎无法清除它。我试过wipefs 和dd 但它仍然出现在fdisk -l 中。如何清除此磁盘中的所有 lvms？
sudo fdisk -l
Disk /dev/sda: 3.5 TiB, 3840755982336 bytes, 7501476528 sectors
Disk model: SAMSUNG MZ7LH3T8
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk /dev/mmcblk0: 58.25 GiB, 62537072640 bytes, 122142720 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 61C206C7-69A3-4C51-9215-1C0B45E32661
Device Start End Sectors Size Type
/dev/mmcblk0p1 2048 788479 786432 384M Linux filesystem
/dev/mmcblk0p2 788480 1048575 260096 127M EFI System
/dev/mmcblk0p3 1048576 1050623 2048 1M BIOS boot
/dev/mmcblk0p4 1050624 122142686 121092063 57.8G Linux filesystem
[core@h2-master-01 ~]$ sudo lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 3.5T 0 disk
ââgluster_vg_sdc-gluster_thinpool_gluster_vg_sdc_tmeta 253:0 0 15.8G 0 lvm
â ââgluster_vg_sdc-gluster_thinpool_gluster_vg_sdc-tpool 253:2 0 3.5T 0 lvm
â ââgluster_vg_sdc-gluster_thinpool_gluster_vg_sdc 253:3 0 3.5T 1 lvm
â ââgluster_vg_sdc-gluster_lv_data 253:4 0 3.4T 0 lvm
ââgluster_vg_sdc-gluster_thinpool_gluster_vg_sdc_tdata 253:1 0 3.5T 0 lvm
ââgluster_vg_sdc-gluster_thinpool_gluster_vg_sdc-tpool 253:2 0 3.5T 0 lvm
ââgluster_vg_sdc-gluster_thinpool_gluster_vg_sdc 253:3 0 3.5T 1 lvm
ââgluster_vg_sdc-gluster_lv_data 253:4 0 3.4T 0 lvm
mmcblk0 179:0 0 58.2G 0 disk
ââmmcblk0p1 179:1 0 384M 0 part /boot
ââmmcblk0p2 179:2 0 127M 0 part /boot/efi
ââmmcblk0p3 179:3 0 1M 0 part
ââmmcblk0p4 179:4 0 57.8G 0 part /sysroot
mmcblk0boot0 179:8 0 4M 1 disk
mmcblk0boot1 179:16 0 4M 1 disk
[core@h2-master-01 ~]$ sudo lvdisplay
[core@h2-master-01 ~]$ sudo vgdisplay
[core@h2-master-01 ~]$ sudo pvdisplay
【问题讨论】：
-
你有没有尝试用
pvcreate -f /dev/sda甚至pvcreate -ff /dev/sda创建PV然后继续VG、LV创建 -
返回：无法独占打开 /dev/sda。挂载的文件系统？