Centos 6.5 添加硬盘分区

  fdisk /dev/sdb1
Command (m for help): n           创建新分区
 
  Command action
   e   extended
   p   primary partition (1-4)
p                             创建主分区

Partition number (1-4): 1          新建的主分区序号
First cylinder (1-10402, default 1):
Using default value 1
Last cylinder or +size or +sizeM or +sizeK (1-10402, default 10402): +79G    创建主分区大小
 
Command (m for help): w       保存创建的主分区

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fdisk /dev/sdb2
Command (m for help): n           创建新分区
 
  Command action
   e   extended
   p   primary partition (1-4)
p                             创建主分区

Partition number (1-4): 1          新建的主分区序号
First cylinder (1-10402, default 1):
Using default value 1
Last cylinder or +size or +sizeM or +sizeK (1-10402, default 10402):    创建主分区大小
 
Command (m for help): w       保存创建的主分区

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快速格式化分区ext4
mkfs.ext4  -T largefile /dev/sdb1
mkfs.ext4  -T largefile /dev/sdb2

挂载目录
mount /dev/sdb1 /var/lib/mysql

mount /dev/sdb2 /home/wq/

查看挂载目录
df -TH
/dev/sdb1                    ext4   105G  197M  100G   1% /var/lib/mysql
/dev/sdb2                    ext4   107G  197M  102G   1% /home/wq

使新创建的分区在系统中立即生效
partprobe (或者partx)

开机自动挂载

查看硬盘号
blkid /dev/sdb1
/dev/sdb1: UUID="808192e2-1bcd-4eb2-94b5-aa88e1e3689a" TYPE="ext4"

blkid /dev/sdb2
/dev/sdb2: UUID="9c061bf2-b79b-4c4c-a551-61f3851f891e" TYPE="ext4"

vi /etc/fstab
添加开机挂载目录
UUID=808192e2-1bcd-4eb2-94b5-aa88e1e3689a /var/lib/mysql ext4 defaults 0 1
UUID=9c061bf2-b79b-4c4c-a551-61f3851f891e /home/wq/      ext4 defaults 0 0

重启服务器
reboot

查看挂载目录
df -TH