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Re: Adding a partition to existing LVM



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On 11/28/2007 11:01 PM, Steven Stern wrote:
> I had installed Fedora on a dual-boot system using default partition,
> where Windows had the first partitions on both drives, C and D. I've
> removed the D partition to give that to Fedora.  Although it looks like
> the logical volume is 74GB larger, df is showing the same 143GB as before.
> 
> How do I get Fedora LVM to use all of the space?
> 
> Following instructions from various Googled sources, I created a
> partition /dev/sdb1(formerly D) and added it to VolGroup00
> 
> # pvdisplay
>   --- Physical volume ---
>   PV Name               /dev/sda3
>   VG Name               VolGroup00
>   PV Size               74.32 GB / not usable 8.80 MB
>   Allocatable           yes (but full)
>   PE Size (KByte)       32768
>   Total PE              2378
>   Free PE               0
>   Allocated PE          2378
>   PV UUID               ZQ0z6V-iME2-7hNv-8oFY-CPz1-I3p9-qr0UIC
> 
>   --- Physical volume ---
>   PV Name               /dev/sdb2
>   VG Name               VolGroup00
>   PV Size               74.31 GB / not usable 25.11 MB
>   Allocatable           yes (but full)
>   PE Size (KByte)       32768
>   Total PE              2377
>   Free PE               0
>   Allocated PE          2377
>   PV UUID               stTPob-H2GB-5TiA-br1Z-tfp1-nveK-qr83m1
> 
>   --- Physical volume ---  ##### THIS IS THE NEW ONE ######
>   PV Name               /dev/sdb1
>   VG Name               VolGroup00
>   PV Size               74.74 GB / not usable 23.00 MB
>   Allocatable           yes
>   PE Size (KByte)       32768
>   Total PE              2391
>   Free PE               105
>   Allocated PE          2286
>   PV UUID               LZTmnI-3TY7-2Ch8-h08E-VQA0-XVzN-jAtEYD
> 
> 
> It looks like the LV increased in size by the extra 74GB
> 
> # lvdisplay
>   --- Logical volume ---
>   LV Name                /dev/VolGroup00/LogVol00
>   VG Name                VolGroup00
>   LV UUID                OIyFZ7-cfpt-BCiN-x51g-KWki-D3df-XTm3Ll
>   LV Write Access        read/write
>   LV Status              available
>   # open                 1
>   LV Size                218.09 GB
>   Current LE             6979
>   Segments               4
>   Allocation             inherit
>   Read ahead sectors     0
>   Block device           253:0
> 
>   --- Logical volume ---
>   LV Name                /dev/VolGroup00/LogVol01
>   VG Name                VolGroup00
>   LV UUID                pxWlHu-qCUk-9K3E-RK6i-DFJb-OyDN-2nEmmh
>   LV Write Access        read/write
>   LV Status              available
>   # open                 1
>   LV Size                1.94 GB
>   Current LE             62
>   Segments               1
>   Allocation             inherit
>   Read ahead sectors     0
>   Block device           253:1
> 
> 
> # more /etc/fstab
> /dev/VolGroup00/LogVol00 /           ext3    defaults        1 1
> LABEL=/boot  /boot                   ext3    defaults        1 2
> tmpfs        /dev/shm                tmpfs   defaults        0 0
> devpts       /dev/pts                devpts  gid=5,mode=620  0 0
> sysfs        /sys                    sysfs   defaults        0 0
> proc         /proc                   proc    defaults        0 0
> /dev/VolGroup00/LogVol01 swap        swap    defaults        0 0
> 
> 
> 
I forgot to paste this in:

# vgdisplay
  --- Volume group ---
  VG Name               VolGroup00
  System ID
  Format                lvm2
  Metadata Areas        3
  Metadata Sequence No  7
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                2
  Open LV               2
  Max PV                0
  Cur PV                3
  Act PV                3
  VG Size               223.31 GB
  PE Size               32.00 MB
  Total PE              7146
  Alloc PE / Size       7041 / 220.03 GB
  Free  PE / Size       105 / 3.28 GB
  VG UUID               6lbl9Q-GpHX-VqBT-GRnI-u2YF-8Elj-0REx16

- --

  Steve
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