Messages in this thread |  | | From | Samium Gromoff <> | | Subject | Re: Rik`s ac12-pmap2 vs ac12-vanilla perfcomp | | Date | Sun, 2 Sep 2001 21:46:27 +0000 (UTC) |
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Daniel Phillips wrote: > > One thing that goes away with rmaps is the need to scan process page tables. > It's possible that this takes enough load off L1 cache to produce the effects I feel like that. actually there was a fear that the overhead of reverse map maintenance will overthrow the gain on low loads, but in my case this isnt an issue. > you showed, though it would be surprising. > > (Note that I'm in the "reverse maps are good" camp, and I think Rik's design > is fundamentally correct.) me too... > > -- > Daniel >
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