Re: Why facebook used mysql ?

On 11/9/2010 11:10 AM, Sandeep Srinivasa wrote:
> It was about the technical discussion on Highscalability - I have been
> trying to wrap my head around the concept of multiple core scaling for
> Postgres, especially beyond 8 core (like Scott's Magny Coeurs
> example). My doubt arises from  whether Postgres depends on the kernel
> scheduler for multiple CPU/core utilization.
>
> If that is the case, then does using FreeBSD vs Linux give rise to any
> differences in scaling?

Hmm...typically multi-core scaling issues are in the area of memory
contention and cache coherence (and therefore are for the most part not
dependent on the OS and its scheduler).