Realising that my formatting is difficult to understand if you have not used JMH previously. I've cleaned up the numbers: Pre Valhalla | Va

Realising that my formatting is difficult to understand if you have not used JMH previously. I've cleaned up the numbers: Pre Valhalla | Valhalla sumSimple 328,110 us/op | 327,927 us/op sumOptionalLong 1201,987 us/op | 326,949 us/op sumNulls 570,800 us/op | 584,967 us/op sumOptional 2223,887 us/op | 572,833 us/op