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Extend FS on Lunux boxes with lvextend


df -h .
****************************************************************************************************
/dev/mapper/vg0-appgrid_vol                   30G   29G   26M 100% /app/grid
****************************************************************************************************
Node1:root:/root # vgs
  VG   #PV #LV #SN Attr   VSize   VFree
  vg0    1  23   0 wz--n- 279.16g 75.50g
****************************************************************************************************
Node1:root:/root # lvextend -L +10G /dev/mapper/vg0-appgrid_vol -r
  Extending logical volume appgrid_vol to 40.00 GiB
  Logical volume appgrid_vol successfully resized
resize2fs 1.41.12 (17-May-2010)
Filesystem at /dev/mapper/vg0-appgrid_vol is mounted on /app/grid; on-line resizing required
old desc_blocks = 2, new_desc_blocks = 3
Performing an on-line resize of /dev/mapper/vg0-appgrid_vol to 10485760 (4k) blocks.
The filesystem on /dev/mapper/vg0-appgrid_vol is now 10485760 blocks long.

****************************************************************************************************
df -h .

/dev/mapper/vg0-appgrid_vol                   40G   29G  9.4G  75% /app/grid

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