Re: larger default page sizes...

Andi Kleen
2008-03-25T12:05:53Z

Paul Mackerras <paulus@samba.org> writes:
>
> 4kB pages: 444.051s user + 34.406s system time
> 64kB pages: 419.963s user + 16.869s system time
>
> That's nearly 10% faster with 64kB pages -- on a kernel compile.

Do you have some idea where the improvement mainly comes from?
Is it TLB misses or reduced in kernel overhead? Ok I assume both
play together but which part of the equation is more important?

-Andi