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删除磁盘卷PV、VG、LV时有时提示:

linux3:~ # lvremove /dev/vg1/lv1
Physical volume /dev/vg1/lv1 still in use

LV激活、去激活

lvchange -a y lvname
lvchange -a n lvname

极有可能是之前创建的逻辑卷被dm软件创立了映射关系,使用dmsetup 查看并清除:

linux3:~ # dmsetup status
vg1-lv1: 0 18874368 linear
linux3:~ # dmsetup ls
vg1-lv1   (251, 0)

确定对应的dm存在列表中,可通过

linux3:~ # dmsetup remove lvxxx 进行删除

再次操作即可成功:

linux3:~ # lvremove /dev/vg1/lv1
Do you really want to remove active logical volume lv1? [y/n]: y
  Logical volume "lv1" successfully removed

 

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