df5548c0b3
name old time/op new time/op delta BM_UFlat/0 [html ] 41.7µs ± 0% 41.7µs ± 0% ~ (p=0.222 n=5+5) BM_UFlat/1 [urls ] 587µs ± 0% 574µs ± 0% -2.31% (p=0.008 n=5+5) BM_UFlat/2 [jpg ] 7.24µs ± 2% 7.25µs ± 2% ~ (p=0.690 n=5+5) BM_UFlat/3 [jpg_200 ] 130ns ± 0% 131ns ± 1% ~ (p=0.556 n=4+5) BM_UFlat/4 [pdf ] 8.21µs ± 0% 8.24µs ± 1% ~ (p=0.278 n=5+5) BM_UFlat/5 [html4 ] 219µs ± 0% 220µs ± 0% +0.45% (p=0.008 n=5+5) BM_UFlat/6 [txt1 ] 192µs ± 0% 190µs ± 0% -0.86% (p=0.008 n=5+5) BM_UFlat/7 [txt2 ] 169µs ± 0% 168µs ± 0% -0.54% (p=0.008 n=5+5) BM_UFlat/8 [txt3 ] 509µs ± 0% 505µs ± 0% -0.66% (p=0.008 n=5+5) BM_UFlat/9 [txt4 ] 710µs ± 0% 702µs ± 0% -1.14% (p=0.008 n=5+5) BM_UFlat/10 [pb ] 38.2µs ± 0% 37.9µs ± 0% -0.82% (p=0.008 n=5+5) BM_UFlat/11 [gaviota ] 189µs ± 0% 189µs ± 0% ~ (p=0.746 n=5+5) BM_UFlat/12 [cp ] 14.2µs ± 0% 14.2µs ± 1% ~ (p=0.421 n=5+5) BM_UFlat/13 [c ] 7.29µs ± 0% 7.34µs ± 1% +0.69% (p=0.016 n=5+5) BM_UFlat/14 [lsp ] 2.27µs ± 0% 2.28µs ± 0% +0.34% (p=0.008 n=5+5) BM_UFlat/15 [xls ] 954µs ± 0% 900µs ± 0% -5.67% (p=0.008 n=5+5) BM_UFlat/16 [xls_200 ] 213ns ± 1% 217ns ± 2% ~ (p=0.056 n=5+5) BM_UFlat/17 [bin ] 276µs ± 0% 274µs ± 0% -0.94% (p=0.008 n=5+5) BM_UFlat/18 [bin_200 ] 101ns ± 1% 101ns ± 1% ~ (p=0.524 n=5+5) BM_UFlat/19 [sum ] 29.3µs ± 0% 27.3µs ± 0% -6.98% (p=0.008 n=5+5) BM_UFlat/20 [man ] 2.95µs ± 0% 2.95µs ± 0% ~ (p=0.651 n=5+5) For microbenchmarks, the overhead of allocating/deallocating should be small (the relevant metadata for TCMalloc's PageMap will be in cache), but this helps demonstrate that the refactoring does not adversely impact performance.
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