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[root@hdd4 ~]
# fdisk /dev/vdb
anaconda-ks.cfg .bash_profile .pki/
.bash_history .bashrc .tcshrc
.bash_logout .cshrc .viminfo
[root@hdd4 ~]
# fdisk /dev/vdb #下面操作把硬盘所有容量设置为一个分区
Welcome to
fdisk
(util-linux 2.23.2).
Changes will remain
in
memory only,
until
you decide to write them.
Be careful before using the write
command
.
Device does not contain a recognized partition table
Building a new DOS disklabel with disk identifier 0xc19c6a55.
Command (m
for
help): n
Partition
type
:
p primary (0 primary, 0 extended, 4
free
)
e extended
Select (default p): p
Partition number (1-4, default 1):
First sector (2048-629145599, default 2048):
Using default value 2048
Last sector, +sectors or +size{K,M,G} (2048-629145599, default 629145599):
Using default value 629145599
Partition 1 of
type
Linux and of size 300 GiB is
set
Command (m
for
help): w
The partition table has been altered!
Calling ioctl() to re-
read
partition table.
Syncing disks.
[root@hdd4 ~]
# mkfs -t ext4 /dev/vdb1 #格式化/vdb1分区
mke2fs 1.42.9 (28-Dec-2013)
Filesystem label=
OS
type
: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
19660800 inodes, 78642944 blocks
3932147 blocks (5.00%) reserved
for
the super user
First data block=0
Maximum filesystem blocks=2227175424
2400 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
Allocating group tables:
done
Writing inode tables:
done
Creating journal (32768 blocks):
done
Writing superblocks and filesystem accounting information:
done
[root@hdd4 ~]
# mkdir /data
[root@hdd4 ~]
# mount /dev/vdb1 /data
[root@hdd4 ~]
# chown -R /data
chown
: missing operand after ‘
/data
’
Try
'chown --help'
for
more
information.
[root@hdd4 ~]
# chown -R hadoop:hadoop /data
[root@hdd4 ~]
#
[root@hdd4 ~]
#
[root@hdd4 ~]
# blkid /dev/
Display all 152 possibilities? (y or n)
[root@hdd4 ~]
# blkid /dev/vdb1
/dev/vdb1
: UUID=
"b112cf72-a0a4-45cc-88be-afdc24a1e635"
TYPE=
"ext4"
[root@hdd4 ~]
# cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Tue Dec 20 14:35:53 2016
#
# 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=82b43f00-0de4-4571-b093-654128268c31
/boot
xfs defaults 0 0
/dev/mapper/centos-swap
swap swap defaults 0 0
UUID=b112cf72-a0a4-45cc-88be-afdc24a1e635
" TYPE="
ext4
/data
ext4 defaults 0 0
[root@hdd4 ~]
#
[root@hdd4 ~]
# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/centos-root
18G 3.2G 15G 18% /
devtmpfs 16G 0 16G 0%
/dev
tmpfs 16G 0 16G 0%
/dev/shm
tmpfs 16G 89M 16G 1%
/run
tmpfs 16G 0 16G 0%
/sys/fs/cgroup
/dev/vda1
497M 108M 390M 22%
/boot
tmpfs 3.2G 0 3.2G 0%
/run/user/1000
tmpfs 3.2G 0 3.2G 0%
/run/user/0
/dev/vdb1
296G 65M 281G 1%
/data
|
本文转自 yanconggod 51CTO博客,原文链接:http://blog.51cto.com/yanconggod/1892266