On Mon, 15 Feb 2010, Avery Pennarun wrote: > On Mon, Feb 15, 2010 at 12:48 AM, Nicolas Pitre <nico@xxxxxxxxxxx> wrote: > > Ideally you don't keep volatile objects into huge packs. That's why we > > have .keep to flag those packs that are huge and pure so not to touch > > them anymore. > > Of course the problem here is that as soon as you import a single > (possibly volatile) 2GB file, your pack becomes "huge." So these > heuristics stop working very well and start to need some revision. You don't have to repack that often though. In which case the single-object 2GB pack might be discarded before the next repack. And loose objects are packed into a pack of their own more often than multiple packs being repacked into a single pack. So I think the current heuristics should still work pretty well. Nicolas