linux独立服务器如何使用WEBMIN创建LVM分区/增加lvm分区？我们可以通过ssh的命令行来实现lvm，但是，用webmin图形化来创建和管理lvm分区，要简单得多，请看下图：

[[email protected]]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda5             164G  2.2G  153G   2% /
/dev/sdb1             452G  199M  428G   1% /vz
/dev/sda2             284G  191M  269G   1% /web
/dev/sda1             190M   37M  144M  21% /boot
tmpfs                 7.7G     0  7.7G   0% /dev/shm
[[email protected]]# fdisk -l

Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          25      200781   83  Linux
/dev/sda2              26       38270   307202962+  83  Linux
/dev/sda3           38271       38792     4192965   82  Linux swap / Solaris
/dev/sda4           38793       60801   176787292+   5  Extended
/dev/sda5           38793       60801   176787261   83  Linux

Disk /dev/sdb: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *           1       60801   488384001   83  Linux

卸载unmount已有的分区

添加新的LVM分区，创建LVM分区

增加lvm分区空间

[[email protected]]# vgdisplay
  --- Volume group ---
  VG Name               host612
  System ID             
  Format                lvm2
  Metadata Areas        2
  Metadata Sequence No  2
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                0
  Open LV               0
  Max PV                0
  Cur PV                2
  Act PV                2
  VG Size               758.72 GB
  PE Size               32.00 MB
  Total PE              24279
  Alloc PE / Size       0 / 0   
  Free  PE / Size       24279 / 758.72 GB
  VG UUID               lvm6Q4-vJEy-jvmW-s5nl-wK81-gTwK-zLrXwE
   
[[email protected]]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda5             164G  2.2G  153G   2% /
/dev/sda1             190M   37M  144M  21% /boot
tmpfs                 7.7G     0  7.7G   0% /dev/shm
[[email protected]]# fdisk -l

Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          25      200781   83  Linux
/dev/sda2              26       38270   307202962+  83  Linux
/dev/sda3           38271       38792     4192965   82  Linux swap / Solaris
/dev/sda4           38793       60801   176787292+   5  Extended
/dev/sda5           38793       60801   176787261   83  Linux

Disk /dev/sdb: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *           1       60801   488384001   83  Linux