这里只是用10G来做模拟,如果是照抄步骤的话请自行换算!
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 50G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 49G 0 part
├─centos-root 253:0 0 45.1G 0 lvm /
└─centos-swap 253:1 0 3.9G 0 lvm [SWAP]
sdb 8:16 0 10G 0 disk
sr0 11:0 1 4.2G 0 rom
[root@localhost ~]# parted /dev/sdb
GNU Parted 3.1
使用 /dev/sdb
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) print
错误: /dev/sdb: unrecognised disk label
Model: VMware Virtual disk (scsi)
Disk /dev/sdb: 10.7GB
Sector size (logical/physical): 512B/512B
Partition Table: unknown
Disk Flags:
#这个提示是指分区表的类型没有指定,或者理解成分区模式没有指定
(parted) mktable gpt
#指定分区模式为GPT,这条命令不要重复执行,重复执行会导致存在的分区全部消失(初始化),除非整个硬盘都不要!
(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sdb: 10.7GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name 标志
(parted) mkpart #进行分区操作
分区名称? []? kindo #分区名称
文件系统类型? [ext2]? xfs
#这个你可以理解成小时候老师问你未来想做什么,只是一问,不是确定!
起始点? 0
结束点? 10G
警告: The resulting partition is not properly aligned for best performance.
#这个提示是正常的,可以直接忽略!
忽略/Ignore/放弃/Cancel? Ignore
(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sdb: 10.7GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name 标志
1 17.4kB 10.0GB 10000MB kindo
(parted) quit
信息: You may need to update /etc/fstab.