记得安装openfiler时，只需将划分必要的数据分区，共享空间暂时不划分，让其它空间为free可以了，安装完在划分。
[root@openfiler-81 ~]# fdisk -l ????#查看分区情况
Disk /dev/cciss/c0d0: 734.1 GB, 734054899712 bytes
255 heads, 63 sectors/track, 89243 cylinders, total 1433700976 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x37363521
??????Device Boot ?????Start ????????End ?????Blocks ??Id ?System/dev/cciss/c0d0p1 ??* ?????????63 ???62910539 ???31455238+ ?83 ?Linux
/dev/cciss/c0d0p2 ???????62910540 ???79682399 ????8385930 ??82 ?Linux swap /
[root@openfiler-81 ~]# fdisk /dev/cciss/c0d0 ?????????#将free空间进行分区格式化
Command (m for help): n ???????????????????????????????????????#新建分区
Command action
e ??extended
p ??primary partition (1-4)
p ?????????????????????????????????????????????????????????????????????????????#设置分区为主分区
Partition number (1-4, default 3):
Using default value 3
First sector (79682400-1433700975, default 79682400):
Using default value 79682400
Last sector, +sectors or +size{K,M,G} (79682400-1433700975, default 1433700975):
Using default value 1433700975
Command (m for help): w ?????????????????????????????????????#保存
The partition table has been altered!
Calling ioctl() to re-read partition table.
WARNING: Re-reading the partition table failed with error 16: Device or resource busy.
The kernel still uses the old table. The new table will be used at
the next reboot or after you run partprobe(8) or kpartx(8)
Syncing disks.
[root@openfiler-81 ~]# fdisk -l ????????????????????????#查看分区情况
Disk /dev/cciss/c0d0: 734.1 GB, 734054899712 bytes
255 heads, 63 sectors/track, 89243 cylinders, total 1433700976 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x37363521
??????Device Boot ?????Start ????????End ?????Blocks ??Id ?System/dev/cciss/c0d0p1 ??* ?????????63 ???62910539 ???31455238+ ?83 ?Linux
/dev/cciss/c0d0p2 ???????62910540 ???79682399 ????8385930 ??82 ?Linux swap / Solaris
/dev/cciss/c0d0p3 ???????79682400 ?1433700975 ??677009288 ??83 ?Linux
[root@openfiler-81 ~]# reboot ??????????????????#分完区需要重启，要不然系统无法认到分区，创建物理卷时会报错。
The system is going down for reboot NOW!.localdomain (pts/2) (Mon Jan ?8 01:0
启动后，进行手动物理卷创建。
[root@openfiler-81 ~]# vgcreate openfiler-81 /dev/cciss/c0d0p3 ??#创建虚拟物理卷
No physical volume label read from /dev/cciss/c0d0p3
Physical volume "/dev/cciss/c0d0p3" successfully created
Volume group "openfiler-81" successfully created
刷新网页在虚拟组里就可以看到所创建的物理卷了：
openfiler物理机web界面无法创建物理卷（Physical volume）问题
原文地址：http://blog.51cto.com/3001441/2059722