[root@ecs-bigdata-cdh01-1021973 ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
vda 253:0 0 100G 0 disk
├─vda1 253:1 0 4G 0 part [SWAP]
└─vda2 253:2 0 96G 0 part /
vdb 253:16 0 1T 0 disk
[root@ecs-bigdata-cdh01-1021973 ~]# fdisk /dev/
Display all 151 possibilities? (y or n)
[root@ecs-bigdata-cdh01-1021973 ~]# fdisk /dev/vdb
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 0xc78f8ebc.
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): 1
First sector (2048-2147483647, default 2048):
Using default value 2048
Last sector, +sectors or +size{K,M,G} (2048-2147483647, default 2147483647):
Using default value 2147483647
Partition 1 of type Linux and of size 1024 GiB is set
Command (m for help): t
Selected partition 1
Hex code (type L to list all codes): 8e
Changed type of partition 'Linux' to 'Linux LVM'
Command (m for help): w
The partition table has been altered!
Calling ioctl() to re-read partition table.
Syncing disks.
[root@ecs-bigdata-cdh01-1021973 ~]#
Complete!
[root@ecs-bigdata-cdh01-1021973 ~]# pvcreate /dev/vdb1
Physical volume "/dev/vdb1" successfully created.
[root@ecs-bigdata-cdh01-1021973 ~]# vgc
vgcfgbackup vgcfgrestore vgchange vgck vgconvert vgcreate
[root@ecs-bigdata-cdh01-1021973 ~]# vgcreate VolGroup /dev/vdb1
Volume group "VolGroup" successfully created
[root@ecs-bigdata-cdh01-1021973 ~]#
[root@ecs-bigdata-cdh01-1021973 ~]#
[root@ecs-bigdata-cdh01-1021973 ~]# vgchange -a y VolGroup
0 logical volume(s) in volume group "VolGroup" now active
[root@ecs-bigdata-cdh01-1021973 ~]# lvcreate -L 900G -n lv_data VolGroup
Logical volume "lv_data" created.
[root@ecs-bigdata-cdh01-1021973 ~]# mkdir /data
[root@ecs-bigdata-cdh01-1021973 ~]# mkfs
mkfs mkfs.btrfs mkfs.cramfs mkfs.ext2 mkfs.ext3 mkfs.ext4 mkfs.minix mkfs.xfs
[root@ecs-bigdata-cdh01-1021973 ~]# mkfs.ext4 /dev/
Display all 154 possibilities? (y or n)
[root@ecs-bigdata-cdh01-1021973 ~]# mkfs.ext4 /dev/VolGroup/lv_data .
./ .bash_history .bash_profile .cshrc .tcshrc
../ .bash_logout .bashrc .ssh/
[root@ecs-bigdata-cdh01-1021973 ~]# mkfs.ext4 /dev/VolGroup/lv_data
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
58982400 inodes, 235929600 blocks
11796480 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=2384461824
7200 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, 214990848
Allocating group tables: done
Writing inode tables: done
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done
[root@ecs-bigdata-cdh01-1021973 ~]# mount -t ext4 /dev/VolGroup/lv_data
mount: can't find /dev/VolGroup/lv_data in /etc/fstab
[root@ecs-bigdata-cdh01-1021973 ~]#
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