目标

  将luo’ji’jun

实际操作

• 指定物理卷

[root@localhost ~]# mkdir /lv-base
[root@localhost ~]# mkfs.xfs /dev/data-base/lvbase
meta-data=/dev/data-base/lvbase  isize=512    agcount=4, agsize=32000 blks
         =                       sectsz=512   attr=2, projid32bit=1
         =                       crc=1        finobt=0, sparse=0
data     =                       bsize=4096   blocks=128000, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0 ftype=1
log      =internal log           bsize=4096   blocks=855, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0

[root@localhost /]# mount /dev/data-base/lvbase /lv-base
[root@localhost /]# df -h
文件系统                       容量  已用  可用 已用% 挂载点
devtmpfs                       894M     0  894M    0% /dev
tmpfs                          910M     0  910M    0% /dev/shm
tmpfs                          910M   26M  884M    3% /run
tmpfs                          910M     0  910M    0% /sys/fs/cgroup
/dev/mapper/centos-root         42G  4.9G   37G   12% /
/dev/sda1                     1014M  184M  831M   19% /boot
/dev/mapper/centos-data         21G   33M   21G    1% /data
/dev/sdc1                      484M   25M  460M    6% /sdc1
tmpfs                          182M     0  182M    0% /run/user/0
/dev/mapper/data--base-lvbase  497M   26M  472M    6% /lv-base