ReadHeavy.std: Throughput Throughput Threads Throughput 0 Mop/s 10 Mop/s 20 Mop/s 30 Mop/s 40 Mop/s 50 Mop/s 60 Mop/s 70 Mop/s 80 Mop/s 90 Mop/s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 Mop/s 10 Mop/s 20 Mop/s 30 Mop/s 40 Mop/s 50 Mop/s 60 Mop/s 70 Mop/s 80 Mop/s 90 Mop/s CHashMap Contrie DashMap Flurry SccMap Whirlwind std::sync::RwLock<StdHashMap>