On Mon, Jul 15, 2013 at 7:03 PM, Jon Zeppieri <[email protected]> wrote: > On Mon, Jul 15, 2013 at 9:39 PM, David Jeske <[email protected]> wrote: > > As dataset size grows, the GC version consumes increasing amounts of CPU > and > > memory bandwidth walking the huge increasing dataset size trying to find > the > > discards. > > I may be missing your argument, but garbage collectors don't look at > the entire heap. They only look at live data in the heap. >
See point #3... live-data size approaches infinity. The point is, GC looks at the entire heap to detect discards. How much does ARC/manual-C look at? None of it.
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