Strange slowdown of zlib.

[John-Mark Gurney]

Magnus Nilsson wrote this message on Sat, Jun 21, 2014 at 14:13 +0200:
> While e.g. cat or md5 of an executable affects its speed, e.g. cp does not.
> Could there be some read access that's unaffected by your patches?

I believe that cp uses mmap instead of the read syscall like cat and
md5...  So this may be the case...

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."