''qm set 100 --sata0 /dev/disk/by-id/ata-WDC_WD5000LPVX-08V0TT2_WD-WX11A93M5560-part1''

100 :指虚拟机的代号 

--sata0  :硬盘模式及序号 

 /dev/disk/by-id/ata-WDC_WD5000LPVX-08V0TT2_WD-WX11A93M5560-part1： 硬盘设备