Linux新加一块磁盘添加到卷组

fdisk  -l


Disk /dev/vda: 107.4 GB, 107374182400 bytes
16 heads, 63 sectors/track, 208050 cylinders
Units = cylinders of 1008 * 512 = 516096 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00091f09


   Device Boot      Start         End      Blocks   Id  System
/dev/vda1   *           3         206      102400   83  Linux
Partition 1 does not end on cylinder boundary.
/dev/vda2             206       41611    20868096   8e  Linux LVM
Partition 2 does not end on cylinder boundary.
/dev/vda3           41611      208050    83885680   83  Linux


Disk /dev/mapper/VolGroup00-LogVol00: 20.3 GB, 20266876928 bytes
255 heads, 63 sectors/track, 2463 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000




Disk /dev/mapper/VolGroup00-LogVol01: 1073 MB, 1073741824 bytes
255 heads, 63 sectors/track, 130 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000




Disk /dev/vdb: 214.7 GB, 214748364800 bytes
16 heads, 63 sectors/track, 416101 cylinders
Units = cylinders of 1008 * 512 = 516096 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000




Disk /dev/mapper/VolGroup01-data: 836.4 GB, 836444880896 bytes
255 heads, 63 sectors/track, 101691 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000




Disk /dev/vdc: 536.9 GB, 536870912000 bytes
16 heads, 63 sectors/track, 1040253 cylinders
Units = cylinders of 1008 * 512 = 516096 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

新加了一块磁盘 /dev/vdc ,准备将 /dev/vdc加入到卷组 /dev/mapper/VolGroup01中

​(1) vgextend VolGroup01 /dev/vdc 


(2) lvextend -L 779G /dev/mapper/VolGroup01-data    


(3 resize2fs  /dev/mapper/VolGroup01-data

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