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From: Nicholas N. <nj...@cs...> - 2007-11-20 22:03:35
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On Tue, 20 Nov 2007, Mehmet Belgin wrote: > valgrind -v --tool=cachegrind --I1=65536,2,64 --D1=65536,2,64 > --L2=1048576,16,64 ./my_code input_matrix.mtx > > ==1451== I refs: 373,488,662 > ==1451== I1 misses: 857,325 > ==1451== L2i misses: 1,583 > ==1451== I1 miss rate: 0.22% > ==1451== L2i miss rate: 0.00% > ==1451== > ==1451== D refs: 148,862,676 (113,784,326 rd + 35,078,350 wr) > ==1451== D1 misses: 2,143,107 ( 2,075,640 rd + 67,467 wr) > ==1451== L2d misses: 1,770,365 ( 1,725,279 rd + 45,086 wr) > ==1451== D1 miss rate: 1.4% ( 1.8% + 0.1% ) > ==1451== L2d miss rate: 1.1% ( 1.5% + 0.1% ) > ==1451== > ==1451== L2 refs: 3,000,432 ( 2,932,965 rd + 67,467 wr) > ==1451== L2 misses: 1,771,948 ( 1,726,862 rd + 45,086 wr) > ==1451== L2 miss rate: 0.3% ( 0.3% + 0.1% ) That doesn't look unreasonable. What are PAPI's stats? Nick ps: it's easier to read these emails if you post in plain text instead of HTML. |