5 MySQL 5.7より2倍高速 MySQL 8.0: SysBench IO Bound 読取りのみ (主キーでの検索) 0 200,000 400,000 600,000 800,000 1,000,000 1,200,000 1 2 4 8 16 32 64 128 256 512 Queries per Second Users MySQL 8.0 MySQL 5.7 OS : Oracle Linux 7.4 CPU : 48cores-HT Intel Skylake 2.7Ghz (2CPU sockets, Intel(R) Xeon(R) Platinum 8168 CPU) RAM: 256GB Storage : x2 Intel Optane flash devices (Intel (R) Optane (TM) SSD P4800X Series)