Re: SBCL Fibers proposal

>   After finishing this review, I showed it to a colleague.  They 
> pointed
>   out to me that the 8 MB per-thread stack size quoted throughout the
>   document, in section 1 (motivation), 5 (design) and 14 (measurements,
>   if multiplying numbers is a measurement) is not correct.  I offer 
> this
>   as yet another datum: despite my being primed to suspect every claim
>   in this document, and aiming to read the document as cautiously as
>   possible, the value quoted looked plausible, was used consistently,
>   and its plausibility allowed that value to just slide by.

I guess this 8MB value is my early contribution to this discussion,
given as default on Linux as per default ulimit.

Source: 
https://github.com/torvalds/linux/blob/0257f64bdac7fdca30fa3cae0df8b9ecbec7733a/include/uapi/linux/resource.h#L66

What is wrong about that?