And THAT is the problem [LWN.net]

And THAT is the problem

Posted Aug 22, 2011 17:42 UTC (Mon) by cmccabe (guest, #60281)
In reply to: And THAT is the problem by khim
Parent article: HP dropping webOS devices

> Sure. It's typical problems for real programs. And if the best answer you
> can offer "there are a lot of papers on subject, surely CS wizards solved
> the problem long ago" then I'm not convinced

Why don't you check out the incremental garbage collector that was implemented in Android 2.3? It exists and is deployed in the real world, not an ivory tower.

http://android.git.kernel.org/

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And THAT is the problem

Posted Aug 25, 2011 13:30 UTC (Thu) by renox (subscriber, #23785) [Link]

incremental GC != real time GC.

To have no pause, you need a real time GC not merely an incremental GC!
And real time GCs, especially free one are rare indeed.

And THAT is the problem

Posted Sep 4, 2011 20:41 UTC (Sun) by cmccabe (guest, #60281) [Link]

Non sequitor. User interfaces have never been a hard real-time problem. Human reaction latencies are measured in hundreds of milliseconds.