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Table of Contents
pvchange
修改物理卷属性
补充说明
pvchange命令 允许管理员改变物理卷的分配许可。如果物理卷出现故障，可以使用pvchange命令禁止分配物理卷上的PE。
语法
pvchange(选项)(参数)
选项
-u：生成新的UUID；
-x：是否允许分配PE。
参数
物理卷：指定要修改属性的物理卷所对应的设备文件。
实例
使用pvchange命令禁止分配指定物理卷上的PE。在命令行中输入下面的命令：
pvchange -x n /dev/sdb1 #禁止分配"/dev/sdb1"上的PE
输出信息如下：
Physical volume "/dev/sdb1" changed
1 physical volume changed / 0 physical volumes not changed