三步曲： 创建 ，格式化文件系统，挂载 [root@cnsz142685 ~]# lvcreate -L 15g -n LVpalog VolGroup00 Logical volume "LVpa
三步曲：
创建 ，格式化文件系统，挂载
[root@cnsz142685 ~]# lvcreate -L 15g -n LVpalog VolGroup00 Logical volume "LVpalog" created[root@cnsz142685 ~]# mkfs.ext4 /dev/VolGroup00/LVLVhome LVpalog LVroot LVswap LVtmp LVvar [root@cnsz142685 ~]# mkfs.ext4 /dev/VolGroup00/LVpalog mke2fs 1.41.12 (17-May-2010)Filesystem label=OS type: LinuxBlock size=4096 (log=2)Fragment size=4096 (log=2)Stride=0 blocks, Stripe width=0 blocks983040 inodes, 3932160 blocks196608 blocks (5.00%) reserved for the super userFirst data block=0Maximum filesystem blocks=4026531840120 block groups32768 blocks per group, 32768 fragments per group8192 inodes per groupSuperblock backups stored on blocks: 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208Writing inode tables: done Creating journal (32768 blocks): doneWriting superblocks and filesystem accounting information: doneThis filesystem will be automatically checked every 31 mounts or180 days, whichever comes first. Use tune2fs -c or -i to override.[root@cnsz142685 ~]# mount /palog/[root@cnsz142685 ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/mapper/VolGroup00-LVroot 30G 2.6G 26G 10% /tmpfs 7.8G 12K 7.8G 1% /dev/shm/dev/sda1 976M 32M 894M 4% /boot/dev/mapper/VolGroup00-LVhome 2.0G 3.2M 1.9G 1% /home/dev/mapper/VolGroup00-LVtmp 9.8G 23M 9.2G 1% /tmp/dev/mapper/VolGroup00-LVvar 20G 151M 19G 1% /var/dev/mapper/VolGroup00-LVpalog 15G 38M 14G 1% /palog
