zap bench

bash-3.2$ go test -bench=.  -benchmem
goos: darwin
goarch: amd64
pkg: go.uber.org/zap/benchmarks
BenchmarkDisabledWithoutFields/Zap-8                        	200000000	         6.81 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledWithoutFields/Zap.Check-8                  	200000000	         7.09 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledWithoutFields/Zap.Sugar-8                  	100000000	        13.8 ns/op	      16 B/op	       1 allocs/op
BenchmarkDisabledWithoutFields/Zap.SugarFormatting-8         	20000000	        93.1 ns/op	     184 B/op	       7 allocs/op
BenchmarkDisabledWithoutFields/sirupsen/logrus-8             	100000000	        10.8 ns/op	      16 B/op	       1 allocs/op
BenchmarkDisabledWithoutFields/rs/zerolog-8                  	1000000000	         2.38 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledAccumulatedContext/Zap-8                    	200000000	         7.15 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledAccumulatedContext/Zap.Check-8              	200000000	         7.27 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledAccumulatedContext/Zap.Sugar-8              	100000000	        12.8 ns/op	      16 B/op	       1 allocs/op
BenchmarkDisabledAccumulatedContext/Zap.SugarFormatting-8    	20000000	        88.1 ns/op	     184 B/op	       7 allocs/op
BenchmarkDisabledAccumulatedContext/sirupsen/logrus-8        	100000000	        10.1 ns/op	      16 B/op	       1 allocs/op
BenchmarkDisabledAccumulatedContext/rs/zerolog-8             	1000000000	         2.50 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledAddingFields/Zap-8                          	10000000	       210 ns/op	     768 B/op	       5 allocs/op
BenchmarkDisabledAddingFields/Zap.Check-8                    	200000000	         7.50 ns/op	       0 B/op	       0 allocs/op
BenchmarkDisabledAddingFields/Zap.Sugar-8                    	20000000	        94.2 ns/op	     184 B/op	       7 allocs/op
BenchmarkDisabledAddingFields/sirupsen/logrus-8              	 2000000	       650 ns/op	    1493 B/op	      12 allocs/op
BenchmarkDisabledAddingFields/rs/zerolog-8                   	100000000	        11.1 ns/op	       0 B/op	       0 allocs/op
BenchmarkWithoutFields/Zap-8                                 	10000000	       210 ns/op	       0 B/op	       0 allocs/op
BenchmarkWithoutFields/Zap.Check-8                           	10000000	       210 ns/op	       0 B/op	       0 allocs/op
BenchmarkWithoutFields/Zap.CheckSampled-8                    	30000000	        50.3 ns/op	       0 B/op	       0 allocs/op
BenchmarkWithoutFields/Zap.Sugar-8                           	 5000000	       300 ns/op	      80 B/op	       2 allocs/op
BenchmarkWithoutFields/Zap.SugarFormatting-8                 	  300000	      5391 ns/op	    2067 B/op	      59 allocs/op
BenchmarkWithoutFields/sirupsen/logrus-8                     	 1000000	      1198 ns/op	    1474 B/op	      23 allocs/op
BenchmarkWithoutFields/stdlib.Println-8                      	 3000000	       474 ns/op	      80 B/op	       2 allocs/op
BenchmarkWithoutFields/stdlib.Printf-8                       	  300000	      4618 ns/op	    2058 B/op	      59 allocs/op
BenchmarkWithoutFields/rs/zerolog-8                          	10000000	       139 ns/op	       0 B/op	       0 allocs/op
BenchmarkWithoutFields/rs/zerolog.Formatting-8               	  300000	      4696 ns/op	    2059 B/op	      59 allocs/op
BenchmarkWithoutFields/rs/zerolog.Check-8                    	10000000	       136 ns/op	       0 B/op	       0 allocs/op
BenchmarkAccumulatedContext/Zap-8                            	10000000	       240 ns/op	       0 B/op	       0 allocs/op
BenchmarkAccumulatedContext/Zap.Check-8                      	10000000	       242 ns/op	       0 B/op	       0 allocs/op
BenchmarkAccumulatedContext/Zap.CheckSampled-8               	30000000	        52.0 ns/op	       0 B/op	       0 allocs/op
BenchmarkAccumulatedContext/Zap.Sugar-8                      	 5000000	       319 ns/op	      80 B/op	       2 allocs/op
BenchmarkAccumulatedContext/Zap.SugarFormatting-8            	  300000	      5296 ns/op	    2077 B/op	      59 allocs/op
BenchmarkAccumulatedContext/sirupsen/logrus-8                	  100000	     10845 ns/op	   11998 B/op	     116 allocs/op
BenchmarkAccumulatedContext/rs/zerolog-8                     	10000000	       146 ns/op	       0 B/op	       0 allocs/op
BenchmarkAccumulatedContext/rs/zerolog.Check-8               	10000000	       146 ns/op	       0 B/op	       0 allocs/op
BenchmarkAccumulatedContext/rs/zerolog.Formatting-8          	  300000	      4796 ns/op	    2059 B/op	      59 allocs/op
BenchmarkAddingFields/Zap-8                                  	 1000000	      1664 ns/op	     771 B/op	       5 allocs/op
BenchmarkAddingFields/Zap.Check-8                            	 1000000	      1695 ns/op	     770 B/op	       5 allocs/op
BenchmarkAddingFields/Zap.CheckSampled-8                     	 5000000	       249 ns/op	      92 B/op	       0 allocs/op
BenchmarkAddingFields/Zap.Sugar-8                            	 1000000	      2086 ns/op	    1567 B/op	      11 allocs/op
BenchmarkAddingFields/sirupsen/logrus-8                      	  200000	     11999 ns/op	   13487 B/op	     127 allocs/op
BenchmarkAddingFields/rs/zerolog-8                           	 1000000	      2203 ns/op	    1070 B/op	      10 allocs/op
BenchmarkAddingFields/rs/zerolog.Check-8                     	  500000	      2177 ns/op	    1070 B/op	      10 allocs/op
PASS
ok  	go.uber.org/zap/benchmarks	80.140s