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From: Nicholas N. <nj...@ca...> - 2003-11-01 11:35:39
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On Thu, 30 Oct 2003, Bill Rugolsky Jr. wrote: > I am trying to optimize cache usage in several large applications > (that I didn't write), and I'd like to measure the "cache temperature" > of various fields in the principal data structures so that I can > > 1. Group together fields that are "hot". > 2. Perhaps move the bulk of "cold" data into separately allocated > structures. > 3. Compact some fields into Fortran-style arrays and use indexing. > > I am curious as to whether there is any work-in-progress on a skin that > might aid this type of analysis, Not that I'm aware of. > or whether anyone has any particular design advice. It doesn't sound easy :) N |