How to change verbosity/debug of boot.log ( GRUB/GRUB2 )

(Doc ID 2242970.1)

Last updated on MARCH 17, 2017

Applies to:

Linux OS - Version Oracle Linux 5.2 to Oracle Linux 7.3 [Release OL5U2 to OL7U3]
Linux x86
Linux x86-64

Goal

How to change boot verbosity to obtain more useful information during booting 

Solution

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