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zstd: Increase speed on incompressible data for best #314

Merged
merged 1 commit into from
Feb 5, 2021
Merged

zstd: Increase speed on incompressible data for best #314

merged 1 commit into from
Feb 5, 2021

Commits on Feb 5, 2021

  1. zstd: Increase speed on incompressible data for best/fastest 

    Increase speed of incompressible data for "best" mode.

Should not have any impact on compressible data:

before/after...
```
sharnd.out.2gb	zskp	4	2147483647	2147581961	52931	38.69
sharnd.out.2gb	zskp	4	2147483647	2147581961	15426	132.76

silesia.tar	zskp	4	211947520	61381950	8394	24.08
silesia.tar	zskp	4	211947520	61327981	8142	24.82

BenchmarkRandom10MBEncodeAllFastest-32    	     279	   3971326 ns/op	2640.37 MB/s	       0 B/op	       0 allocs/op
BenchmarkRandom10MBEncodeAllFastest-32    	     349	   3498572 ns/op	2997.15 MB/s	       0 B/op	       0 allocs/op
```
    @klauspost
    klauspost committed Feb 5, 2021
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