[root@pbx01.mil1.wide-net.org ~]# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
1779856 1553320 138068 92% /
/dev/vda1 101086 40798 55069 43% /boot
tmpfs 513060 0 513060 0% /dev/shm
[root@pbx01.mil1.wide-net.org ~]# vgscan
Reading all physical volumes. This may take a while...
Found volume group "VolGroup00" using metadata type lvm2
[root@pbx01.mil1.wide-net.org ~]# fdisk /dev/vda
vda vda1 vda2
[root@pbx01.mil1.wide-net.org ~]# fdisk /dev/vda
Command (m for help): p
Disk /dev/vda: 4219 MB, 4219469824 bytes
255 heads, 63 sectors/track, 512 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/vda1 * 1 13 104391 83 Linux
/dev/vda2 14 382 2963992+ 8e Linux LVM
Command (m for help): d
Partition number (1-4): 2
Command (m for help): p
Disk /dev/vda: 4219 MB, 4219469824 bytes
255 heads, 63 sectors/track, 512 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/vda1 * 1 13 104391 83 Linux
Command (m for help): n
Command action
e extended
p primary partition (1-4)
p
Partition number (1-4): 2
First cylinder (14-512, default 14):
Using default value 14
Last cylinder or +size or +sizeM or +sizeK (14-512, default 512):
Using default value 512
Command (m for help): p
Disk /dev/vda: 4219 MB, 4219469824 bytes
255 heads, 63 sectors/track, 512 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/vda1 * 1 13 104391 83 Linux
/dev/vda2 14 512 4008217+ 83 Linux
Command (m for help): t
Partition number (1-4): 2
Hex code (type L to list codes): 8e
Changed system type of partition 2 to 8e (Linux LVM)
Command (m for help): p
Disk /dev/vda: 4219 MB, 4219469824 bytes
255 heads, 63 sectors/track, 512 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/vda1 * 1 13 104391 83 Linux
/dev/vda2 14 512 4008217+ 8e Linux LVM
Command (m for help): w
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.
Syncing disks.
[root@pbx01.mil1.wide-net.org ~]# reboot
Broadcast message from root (pts/0) (Sat Sep 15 23:36:59 2012):
The system is going down for reboot NOW!
[root@pbx01.mil1.wide-net.org ~]# Connection to pbx01.mil1.wide-net.org closed by remote host.
Connection to pbx01.mil1.wide-net.org closed.
[leo@thinkleo3 ~]$
[root@pbx01.mil1.wide-net.org ~]# pvdisplay
--- Physical volume ---
PV Name /dev/vda2
VG Name VolGroup00
PV Size 2.83 GB / not usable 14.52 MB
Allocatable yes
PE Size (KByte) 32768
Total PE 90
Free PE 26
Allocated PE 64
PV UUID 3KFfOG-kfJZ-hNtT-0vo5-Lpzk-4iMR-rMmLzH
[root@pbx01.mil1.wide-net.org ~]# pvresize /dev/vda2
Physical volume "/dev/vda2" changed
1 physical volume(s) resized / 0 physical volume(s) not resized
[root@pbx01.mil1.wide-net.org ~]# pvdisplay
--- Physical volume ---
PV Name /dev/vda2
VG Name VolGroup00
PV Size 3.82 GB / not usable 10.09 MB
Allocatable yes
PE Size (KByte) 32768
Total PE 122
Free PE 58
Allocated PE 64
PV UUID 3KFfOG-kfJZ-hNtT-0vo5-Lpzk-4iMR-rMmLzH
[root@pbx01.mil1.wide-net.org ~]# lvdisplay
--- Logical volume ---
LV Name /dev/VolGroup00/LogVol00
VG Name VolGroup00
LV UUID f134eo-A1TY-mj72-g16E-oBnl-fnNM-4hULDC
LV Write Access read/write
LV Status available
# open 1
LV Size 1.75 GB
Current LE 56
Segments 2
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 252:0
--- Logical volume ---
LV Name /dev/VolGroup00/LogVol01
VG Name VolGroup00
LV UUID 1gNpNl-ypNO-bj4a-Gsyb-eGnS-UcFh-Rbocfj
LV Write Access read/write
LV Status available
# open 1
LV Size 256.00 MB
Current LE 8
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 252:1
[root@pbx01.mil1.wide-net.org ~]# lvresize /dev/VolGroup00/LogVol00 -l +1
Extending logical volume LogVol00 to 3.59 GB
Insufficient free space: 1 extents needed, but only 0 available
[root@pbx01.mil1.wide-net.org ~]# resize2fs /dev/VolGroup00/LogVol00
resize2fs 1.39 (29-May-2006)
Filesystem at /dev/VolGroup00/LogVol00 is mounted on /; on-line resizing required
Performing an on-line resize of /dev/VolGroup00/LogVol00 to 933888 (4k) blocks.
The filesystem on /dev/VolGroup00/LogVol00 is now 933888 blocks long.
[root@pbx01.mil1.wide-net.org ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
3.5G 1.5G 1.8G 46% /
/dev/vda1 99M 40M 54M 43% /boot
tmpfs 502M 0 502M 0% /dev/shm
[root@pbx01.mil1.wide-net.org ~]# reboot
Broadcast message from root (pts/0) (Sat Sep 15 23:43:32 2012):
The system is going down for reboot NOW!
[root@pbx01.mil1.wide-net.org ~]#