Messages in this thread | | | From | Daniel Phillips <> | Subject | Re: [RFC] My research agenda for 2.7 | Date | Fri, 27 Jun 2003 17:17:01 +0200 |
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On Friday 27 June 2003 17:04, Martin J. Bligh wrote: > Daniel Phillips <phillips@arcor.de> wrote (on Friday, June 27, 2003 > > Some allocation strategies may be statistically more > > resistiant to fragmentation than others, but no allocator has been > > invented, or ever will be, that can guarantee that terminal fragmentation > > will never occur - only active defragmentation can provide such a > > guarantee. > > Whilst I agree with that in principle, it's inevitably expensive. Thus > whilst we may need to have that code, we should try to avoid using it ;-)
That's exactly the idea. Active defragmentation is just a fallback to handle currently-unhandled corner cases. A good, efficient allocator that resists fragmentation in the first place is still needed.
Regards,
Daniel
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