Step-by-Step Guide to upgrade Check Point Firewall from R81.10 to R81.20.
pvcreate /dev/ ----- command to create a physical volume
vgextend vg_splat /dev/ ---- command to add the volume to the existing volume group
pvdisplay ----- command to view the new physical volume
vgdisplay ----- command to see that the new space has been added to the overall volume group
#### df Th -- command to verify the spave agin in lv_current
Extending space for XFS file system
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lvextend -L +40G /dev/vg_splat/lv_current
Use the below command to commit the changes
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xfs_growfs /dev/vg_splat/lv_current
And commit command for the EXT3 file system
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resize2fs /dev/vg_splat/lv_current