我在移动云机子上完成实践
fdisk -l
[root@FZ-XinNuoYiLiao-03 ~]# fdisk -l
WARNING: fdisk GPT support is currently new, and therefore in an experimental phase. Use at your own discretion.
磁盘 /dev/sdb:5497.6 GB, 5497558138880 字节,10737418240 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
磁盘标签类型:gpt
Disk identifier: 27843559-F129-4DCC-8ED4-322F864AE7A7
# Start End Size Type Name
1 34 10737416287 5T Microsoft basic primary
磁盘 /dev/sda:107.4 GB, 107374182400 字节,209715200 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
磁盘标签类型:dos
磁盘标识符:0x000f232f
设备 Boot Start End Blocks Id System
/dev/sda1 * 2048 2099199 1048576 83 Linux
/dev/sda2 2099200 209715199 103808000 8e Linux LVM
磁盘 /dev/mapper/centos-root:102.1 GB, 102131302400 字节,199475200 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
磁盘 /dev/mapper/centos-swap:4160 MB, 4160749568 字节,8126464 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
可以看到我这边/dev/sdb 是新盘 5T
parted /dev/sdb
mklabel gpt
mkpart primary 0 -1
[root@FZ-XinNuoYiLiao-03 ~]# parted /dev/sdb
GNU Parted 3.1
使用 /dev/sdb
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) p
Model: VMware Virtual disk (scsi)
Disk /dev/sdb: 5498GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name 标志
(parted) help
align-check TYPE N check partition N for TYPE(min|opt) alignment
help [COMMAND] print general help, or help on COMMAND
mklabel,mktable LABEL-TYPE create a new disklabel (partition table)
mkpart PART-TYPE [FS-TYPE] START END make a partition
name NUMBER NAME name partition NUMBER as NAME
print [devices|free|list,all|NUMBER] display the partition table, available devices, free space, all found partitions, or a particular partition
quit exit program
rescue START END rescue a lost partition near START and END
resizepart NUMBER END resize partition NUMBER
rm NUMBER delete partition NUMBER
select DEVICE choose the device to edit
disk_set FLAG STATE change the FLAG on selected device
disk_toggle [FLAG] toggle the state of FLAG on selected device
set NUMBER FLAG STATE change the FLAG on partition NUMBER
toggle [NUMBER [FLAG]] toggle the state of FLAG on partition NUMBER
unit UNIT set the default unit to UNIT
version display the version number and copyright information of GNU Parted
(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sdb: 5498GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name 标志
(parted) mkpart primary 0 -1
警告: The resulting partition is not properly aligned for best performance.
忽略/Ignore/放弃/Cancel? ignore
(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sdb: 5498GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name 标志
1 17.4kB 5498GB 5498GB primary
(parted) quit
信息: You may need to update /etc/fstab.
一般新建一个分区的输入 n,分区的类型选择 p,其他的回车默认就好,分配完成后,输入w 保存
fdisk -l
可以看到分区 /dev/sdb1
mkfs.ext4 /dev/sdb1
[root@FZ-XinNuoYiLiao-03 ~]# mkfs.ext4 /dev/sdb1
mke2fs 1.42.9 (28-Dec-2013)
文件系统标签=
OS type: Linux
块大小=4096 (log=2)
分块大小=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
167772160 inodes, 1342177031 blocks
67108851 blocks (5.00%) reserved for the super user
第一个数据块=0
Maximum filesystem blocks=3489660928
40960 block groups
32768 blocks per group, 32768 fragments per group
4096 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
102400000, 214990848, 512000000, 550731776, 644972544
Allocating group tables: 完成
正在写入inode表: 完成
Creating journal (32768 blocks): 完成
Writing superblocks and filesystem accounting information: 完成
mkdir -p /usr/local/data/shinoa
[root@FZ-XinNuoYiLiao-02 ~]# mkdir -p /usr/local/data/shinoa
[root@FZ-XinNuoYiLiao-02 ~]#
mount /dev/sdb1 /usr/local/data/shinoa
[root@FZ-XinNuoYiLiao-03 ~]# df -h
文件系统 容量 已用 可用 已用% 挂载点
/dev/mapper/centos-root 96G 1.3G 94G 2% /
devtmpfs 7.8G 0 7.8G 0% /dev
tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs 7.8G 81M 7.7G 2% /run
tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup
/dev/sda1 1014M 145M 870M 15% /boot
tmpfs 1.6G 0 1.6G 0% /run/user/0
[root@FZ-XinNuoYiLiao-03 ~]# mount /dev/sdb1 /usr/local/data/shinoa
这样临时挂载重启会失效,得重新手动挂载。
df -Th
[root@FZ-XinNuoYiLiao-03 ~]# df -Th
文件系统 类型 容量 已用 可用 已用% 挂载点
/dev/mapper/centos-root xfs 96G 1.3G 94G 2% /
devtmpfs devtmpfs 7.8G 0 7.8G 0% /dev
tmpfs tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs tmpfs 7.8G 81M 7.7G 2% /run
tmpfs tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup
/dev/sda1 xfs 1014M 145M 870M 15% /boot
tmpfs tmpfs 1.6G 0 1.6G 0% /run/user/0
/dev/sdb1 ext4 5.0T 89M 4.8T 1% /usr/local/data/shinoa
/usr/local/data/shinoa 已挂载
vim /etc/fstab
#加入刚才我们挂载的分区
/dev/sdb1 /usr/local/data ext4 defaults 0 0
#
# /etc/fstab
# Created by anaconda on Mon Feb 17 15:37:47 2020
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
/dev/mapper/centos-root / xfs defaults 0 0
UUID=216ff6bf-7cc5-4813-83a5-5237ae1bf787 /boot xfs defaults 0 0
/dev/mapper/centos-swap swap swap defaults 0 0
/dev/sdb1 /usr/local/data ext4 defaults 0 0
df -Th
[root@FZ-XinNuoYiLiao-03 ~]# df -hT
文件系统 类型 容量 已用 可用 已用% 挂载点
/dev/mapper/centos-root xfs 96G 1.3G 94G 2% /
devtmpfs devtmpfs 7.8G 0 7.8G 0% /dev
tmpfs tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs tmpfs 7.8G 8.8M 7.8G 1% /run
tmpfs tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup
/dev/sda1 xfs 1014M 145M 870M 15% /boot
/dev/sdb1 ext4 5.0T 89M 4.8T 1% /usr/local/data
tmpfs tmpfs 1.6G 0 1.6G 0% /run/user/0
[root@FZ-XinNuoYiLiao-03 ~]# fdisk -l
WARNING: fdisk GPT support is currently new, and therefore in an experimental phase. Use at your own discretion.
磁盘 /dev/sdb:5497.6 GB, 5497558138880 字节,10737418240 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
磁盘标签类型:gpt
Disk identifier: 27843559-F129-4DCC-8ED4-322F864AE7A7
# Start End Size Type Name
1 34 10737416287 5T Microsoft basic primary
磁盘 /dev/sda:107.4 GB, 107374182400 字节,209715200 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
磁盘标签类型:dos
磁盘标识符:0x000f232f
设备 Boot Start End Blocks Id System
/dev/sda1 * 2048 2099199 1048576 83 Linux
/dev/sda2 2099200 209715199 103808000 8e Linux LVM
磁盘 /dev/mapper/centos-root:102.1 GB, 102131302400 字节,199475200 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节
磁盘 /dev/mapper/centos-swap:4160 MB, 4160749568 字节,8126464 个扇区
Units = 扇区 of 1 * 512 = 512 bytes
扇区大小(逻辑/物理):512 字节 / 512 字节
I/O 大小(最小/最佳):512 字节 / 512 字节