Originally Posted by your_shadow03
No..I am asking "what are the default values for Kernel Paramtre and why we tune them up?"
Actually, you asked specifically about redhat: RHEL.
Can you please specify what you mean by "Kernel Paramtre" (sic)?
If you want to see anything "default" about the kernel, download the source from kernel.org.
What do you mean by "why we tune them up?"? Who is "we"?