红帽全球峰会6.3. 分割卷组
在本示例中，现有卷组由三个物理卷组成。如果在物理卷中有足够的未使用空间，就可在不添加新磁盘的情况下创建新的卷组。
在初始设定中，逻辑卷
mylv 是从卷组 myvol 中分割出来的，它依次包含三个物理卷 /dev/sda1、/dev/sdb1 和 /dev/sdc1。
完成这个步骤后，卷组
myvg 将包含 /dev/sda1 和 /dev/sdb1。第二个卷组 yourvg 将包含 /dev/sdc1。
6.3.1. 确定剩余空间
复制链接链接已复制到粘贴板!
您可以使用
pvscan 命令来确定在卷组中目前有多少可用的剩余空间。
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