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5.2. 创​​​​​​​建​​​​​​​条​​​​​​​状​​​​​​​逻​​​​​​​辑​​​​​​​卷​​​​​​​

本​​​​​​​示​​​​​​​例​​​​​​​为​​​​​​​创​​​​​​​建​​​​​​​一​​​​​​​个​​​​​​​名​​​​​​​为​​​​​​​ striped_logical_volume 的​​​​​​​条​​​​​​​状​​​​​​​逻​​​​​​​辑​​​​​​​卷​​​​​​​，并​​​​​​​可​​​​​​​在​​​​​​​磁​​​​​​​盘​​​​​​​ /dev/sda1、​​​​​​​/dev/sdb1 和​​​​​​​ /dev/sdc1 间​​​​​​​跨​​​​​​​磁​​​​​​​盘​​​​​​​条​​​​​​​状​​​​​​​分​​​​​​​配​​​​​​​数​​​​​​​据​​​​​​​。​​​​​​​

5.2.1. 创​​​​​​​建​​​​​​​物​​​​​​​理​​​​​​​卷​​​​​​​

将​​​​​​​卷​​​​​​​组​​​​​​​中​​​​​​​您​​​​​​​要​​​​​​​使​​​​​​​用​​​​​​​的​​​​​​​磁​​​​​​​盘​​​​​​​标​​​​​​​记​​​​​​​为​​​​​​​ LVM 物​​​​​​​理​​​​​​​卷​​​​​​​。​​​​​​​

警告

这​​​​​​​个​​​​​​​命​​​​​​​令​​​​​​​会​​​​​​​破​​​​​​​坏​​​​​​​ /dev/sda1、​​​​​​​/dev/sdb1 和​​​​​​​/dev/sdc1 中​​​​​​​的​​​​​​​所​​​​​​​有​​​​​​​数​​​​​​​据​​​​​​​。​​​​​​​ 
[root@tng3-1 ~]# pvcreate /dev/sda1 /dev/sdb1 /dev/sdc1
  Physical volume "/dev/sda1" successfully created
  Physical volume "/dev/sdb1" successfully created
  Physical volume "/dev/sdc1" successfully created