環境版本：CentOS 6.5
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1000G 0 disk
├─sda1 8:1 0 500M 0 part /boot
└─sda2 8:2 0 199.5G 0 part
├─VolGroup-lv_root (dm-0) 253:0 0 50G 0 lvm /
├─VolGroup-lv_swap (dm-1) 253:1 0 3.9G 0 lvm [SWAP]
└─VolGroup-lv_home (dm-2) 253:2 0 145.6G 0 lvm /home
sr0 11:0 1 4.2G 0 rom /media/CentOS_6.5_Final
[root@localhost ~]# fdisk /dev/sda
WARNING: DOS-compatible mode is deprecated. It's strongly recommended to
switch off the mode (command 'c') and change display units to
sectors (command 'u').
Command (m for help): m
Command action
a toggle a bootable flag
b edit bsd disklabel
c toggle the dos compatibility flag
d delete a partition
l list known partition types
m print this menu
n add a new partition
o create a new empty DOS partition table
p print the partition table
q quit without saving changes
s create a new empty Sun disklabel
t change a partition's system id
u change display/entry units
v verify the partition table
w write table to disk and exit
x extra functionality (experts only)
Command (m for help): n
Command action
e extended
p primary partition (1-4)
p
Partition number (1-4): 3
First cylinder (26109-130541, default 26109):
Using default value 26109
Last cylinder, +cylinders or +size{K,M,G} (26109-130541, default 130541):
Using default value 130541
Command (m for help): p
Disk /dev/sda: 1073.7 GB, 1073741824000 bytes
255 heads, 63 sectors/track, 130541 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0005fd30
Device Boot Start End Blocks Id System
/dev/sda1 * 1 64 512000 83 Linux
Partition 1 does not end on cylinder boundary.
/dev/sda2 64 26109 209202176 8e Linux LVM
/dev/sda3 26109 130541 838855382+ 83 Linux
Command (m for help): w
The partition table has been altered!
Calling ioctl() to re-read partition table.
WARNING: Re-reading the partition table failed with error 16: 設備或資源忙.
The kernel still uses the old table. The new table will be used at
the next reboot or after you run partprobe(8) or kpartx(8)
Syncing disks.
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1000G 0 disk
├─sda1 8:1 0 500M 0 part /boot
└─sda2 8:2 0 199.5G 0 part
├─VolGroup-lv_root (dm-0) 253:0 0 50G 0 lvm /
├─VolGroup-lv_swap (dm-1) 253:1 0 3.9G 0 lvm [SWAP]
└─VolGroup-lv_home (dm-2) 253:2 0 145.6G 0 lvm /home
sr0 11:0 1 4.2G 0 rom /media/CentOS_6.5_Final
[root@localhost ~]# vim /etc/fstab
#
# /etc/fstab
# Created by anaconda on Tue May 29 14:38:18 2018
#
# 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/VolGroup-lv_root / ext4 defaults 1 1
UUID=8201d284-b00b-44c9-ba6f-468c40590d6f /boot ext4 defaults 1 2
/dev/mapper/VolGroup-lv_home /home ext4 defaults 1 2
/dev/mapper/VolGroup-lv_swap swap swap defaults 0 0
# 添加下面這行
/dev/sda3 /data ext4 defaults 1 0
tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts gid=5,mode=620 0 0
sysfs /sys sysfs defaults 0 0
proc /proc proc defaults 0 0
[root@localhost ~]# reboot
Broadcast message from [email protected]
(/dev/pts/0) at 13:46 ...
The system is going down for reboot NOW!
[root@localhost ~]#
Connection closed by foreign host.
Disconnected from remote host(XXX-HDP2-3.18) at 14:23:38.
Type `help' to learn how to use Xshell prompt.
[c:\~]$
Connecting to XXX.3.18:22...
Connection established.
To escape to local shell, press 'Ctrl+Alt+]'.
Last login: Wed Jul 24 13:40:05 2019 from XXX.67
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1000G 0 disk
├─sda1 8:1 0 500M 0 part /boot
├─sda2 8:2 0 199.5G 0 part
│ ├─VolGroup-lv_root (dm-0) 253:0 0 50G 0 lvm /
│ ├─VolGroup-lv_swap (dm-1) 253:1 0 3.9G 0 lvm [SWAP]
│ └─VolGroup-lv_home (dm-2) 253:2 0 145.6G 0 lvm /home
└─sda3 8:3 0 800G 0 part
sr0 11:0 1 4.2G 0 rom
[root@localhost ~]# mkdir /data
[root@localhost ~]# mkfs.ext4 /dev/sda3
mke2fs 1.41.12 (17-May-2010)
文件系統標籤=
操作系統:Linux
塊大小=4096 (log=2)
分塊大小=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
52428800 inodes, 209713845 blocks
10485692 blocks (5.00%) reserved for the super user
第一個數據塊=0
Maximum filesystem blocks=4294967296
6400 block groups
32768 blocks per group, 32768 fragments per group
8192 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
正在寫入inode表: 完成
Creating journal (32768 blocks): 完成
Writing superblocks and filesystem accounting information: 完成
This filesystem will be automatically checked every 28 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
[root@localhost ~]# mount -t ext4 /dev/sda3 /data
[root@localhost ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root 50G 3.4G 44G 8% /
tmpfs 32G 72K 32G 1% /dev/shm
/dev/sda1 485M 39M 421M 9% /boot
/dev/mapper/VolGroup-lv_home 144G 189M 136G 1% /home
/dev/sda3 788G 197M 748G 1% /data
[root@localhost ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1000G 0 disk
├─sda1 8:1 0 500M 0 part /boot
├─sda2 8:2 0 199.5G 0 part
│ ├─VolGroup-lv_root (dm-0) 253:0 0 50G 0 lvm /
│ ├─VolGroup-lv_swap (dm-1) 253:1 0 3.9G 0 lvm [SWAP]
│ └─VolGroup-lv_home (dm-2) 253:2 0 145.6G 0 lvm /home
└─sda3 8:3 0 800G 0 part /data
sr0 11:0 1 4.2G 0 rom