pvcreate 命令用于创建物理卷,即创建PV,这是lvm技术里常用的一个命令,其语法格式如下:
pvcreate [option] /dev/sdb /dev/sdc1
演示示例:
[root@localhost ~]# pvcreate /dev/sdb /dev/sdc #直接将磁盘或某个分区转化为物理卷, Physical volume "/dev/sdb" successfully created. Physical volume "/dev/sdc" successfully created. [root@localhost ~]# pvs #查看有哪些物理卷 PV VG Fmt Attr PSize PFree /dev/sda2 cl lvm2 a-- 11.00g 4.00m /dev/sdb lvm2 --- 8.00g 8.00g /dev/sdc lvm2 --- 6.00g 6.00g
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