================================================================================================ Benchmark Kryo Unsafe vs safe Serialization ================================================================================================ OpenJDK 64-Bit Server VM 11.0.4+11-LTS on Linux 3.10.0-862.3.2.el7.x86_64 Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz Benchmark Kryo Unsafe vs safe Serialization: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ basicTypes: Int with unsafe:true 275 288 14 3.6 275.2 1.0X basicTypes: Long with unsafe:true 331 336 13 3.0 330.9 0.8X basicTypes: Float with unsafe:true 304 305 1 3.3 304.4 0.9X basicTypes: Double with unsafe:true 328 332 3 3.0 328.1 0.8X Array: Int with unsafe:true 4 4 0 252.8 4.0 69.6X Array: Long with unsafe:true 6 6 0 161.5 6.2 44.5X Array: Float with unsafe:true 4 4 0 264.6 3.8 72.8X Array: Double with unsafe:true 6 7 0 160.5 6.2 44.2X Map of string->Double with unsafe:true 52 52 0 19.3 51.8 5.3X basicTypes: Int with unsafe:false 344 345 1 2.9 344.3 0.8X basicTypes: Long with unsafe:false 372 373 1 2.7 372.3 0.7X basicTypes: Float with unsafe:false 333 334 1 3.0 333.4 0.8X basicTypes: Double with unsafe:false 344 345 0 2.9 344.3 0.8X Array: Int with unsafe:false 25 25 0 40.8 24.5 11.2X Array: Long with unsafe:false 37 37 1 27.3 36.7 7.5X Array: Float with unsafe:false 11 11 0 92.1 10.9 25.4X Array: Double with unsafe:false 17 18 0 58.3 17.2 16.0X Map of string->Double with unsafe:false 51 52 1 19.4 51.5 5.3X