about fragmentation (of free disk space)

Dave Horsfall dave at horsfall.org
Wed Oct 14 13:42:51 PDT 2015


On Sun, 11 Oct 2015, Justin C. Walker wrote:

> > Unix[tm] has been doing that for years (ISTR that it was even in 
> > Edition 5); has Apple only just caught up?
> 
> The disk/paging/FS code is far beyond what Edition 5 (or System 5) was 
> doing.  For sure, they did try to stream back then, but the code is much 
> more sophisticated these days (and I expect that OS X is not alone, 
> although I don't follow what's up on the Linux side).

Not Sys 5, but good ol' Edition 5, back in 1975 or so.

And I'm sure that Linux has pre-read as well.

-- 
Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will suffer."



More information about the macports-users mailing list