On Sat 29 Aug 2009 at 02:44PM, Shawn Walker wrote:
> Dan Price wrote:
> >Please review my fix for:
> >
> > 11029 Implement Flyweight pattern and __slots__ to reduce fmri memory
> > usage
> >
> >Details in the bug report; the redux is that on my system, this saves
> >about 24MB of memory on install, image-update, list, etc.
> >
> > http://cr.opensolaris.org/~dp/pkg-mem/
>
> cr.opensolaris.org seems inaccessible. Doh.
>
> >I believe that the net result is that cache_fmri() is both much
> >more space efficient, and a bit faster.
>
> Ooops; I've completely eliminated cache_fmri in my new catalog wad :D
Shawn,
Can you apply my patch to your wad and see if it helps with memory
footprint? Just look at peak memory usage on pkg image-update -nv
before and after.
It's not worth the complexity it if it doesn't help with footprint.
n.b. it might be useful again in the future with the SAT solver.
-dp
--
Daniel Price, Solaris Kernel Engineering http://blogs.sun.com/dp
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