Can't initialize physical volume "/dev/sdb" of volume group "cinder-volumes" without -ff /dev/sdb: physical volume not initialized.

原因:无法初始化物理量,之前创建的cinder-volumes没有卸载

方法一:

[root@storage cinder]# lsblk
NAME        MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda           8:0    0   20G  0 disk 
├─sda1        8:1    0    1G  0 part /boot
└─sda2        8:2    0   19G  0 part 
  ├─cl-root 253:0    0   17G  0 lvm  /
  └─cl-swap 253:1    0    2G  0 lvm  [SWAP]
sdb           8:16   0   20G  0 disk 
sr0          11:0    1  4.1G  0 rom  
[root@storage cinder]# pvcreate -ff -y /dev/sda1    执行命令后重新创建即可
  Device /dev/sda1 excluded by a filter.
[root@storage cinder]# pvcreate -ff -y /dev/sdb
'  Physical volume "/dev/sdb" successfully created.

[root@storage cinder]# vgcreate cinder-volumes /dev/sdb
  Volume group "cinder-volumes" successfully created

方法二:

按顺序先后卸载逻辑卷、卷组(必要时还要卸载物理卷):

 lvremove /dev/cinder-volumes/LogVol00

 vgremove cinder-volumes

 成功卸载后再重新执行sudo pvcreate /dev/cciss/c0d1p1,不再有错误发生。

 接着执行后续动作来创建LVM。

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转载自www.cnblogs.com/daisyyang/p/11005313.html