[Python-Dev] Type of range object members

"Martin v. Löwis" martin at v.loewis.de
Wed Aug 16 17:29:37 CEST 2006


skip at pobox.com schrieb:
>     Guido> I worry that dropping the special allocator will be too slow.
> 
>     Greg> Surely there's some compromise that would allow recently-used ints
>     Greg> to be kept around, but reclaimed if memory becomes low?
> 
>     Martin> Hardly. The efficiency of the special-case allocator also comes
>     Martin> from the fact that it doesn't ever have to release memory. Just
>     Martin> try changing it to see what I mean.
> 
> Wouldn't use of obmalloc offset much of that?  Before obmalloc was
> available, the int free list was a huge win.  Is it likely to be such a huge
> win today?

That's my theory: it isn't a huge win. Guido has another theory: it's
still faster. Only benchmarking can tell.

Regards,
Martin


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