ryzen vm host with isolcpus8 AMD Ryzen 7 2700 Eight-Core testing with a Gigabyte X570 UD and MSI NVIDIA GeForce GTX 1650 4096MB on Ubuntu 18.04 via the Phoronix Test Suite. AMD Ryzen 7 2700 Eight-Core - MSI NVIDIA GeForce GTX: Processor: AMD Ryzen 7 2700 Eight-Core @ 3.20GHz (16 Cores), Motherboard: Gigabyte X570 UD, Chipset: AMD Family 17h, Memory: 32768MB, Disk: 2000GB 003 HN-M201RAD + 2000GB Expansion + 2000GB Seagate ST2000LM003 HN-M + 120GB TOSHIBA THNSN912 + 2000GB Seagate ST2000DM005-2CW1 + 4001GB Seagate ST4000LM024-2AN1 + 4001GB My Passport 25E1, Graphics: MSI NVIDIA GeForce GTX 1650 4096MB (1080/4001MHz), Audio: NVIDIA GP102 HDMI Audio, Network: Realtek RTL8111/8168/8411 OS: Ubuntu 18.04, Kernel: 5.3.0-51-generic (x86_64), Desktop: KDE Frameworks 5, Display Driver: NVIDIA 440.59, OpenGL: 4.6.0, File-System: zfs, Screen Resolution: 6400x2160 Sysbench 2018-07-28 Test: Memory Events Per Second > Higher Is Better AMD Ryzen 7 2700 Eight-Core - MSI NVIDIA GeForce GTX . 6688300.28 |============ Sysbench 2018-07-28 Test: CPU Events Per Second > Higher Is Better AMD Ryzen 7 2700 Eight-Core - MSI NVIDIA GeForce GTX . 12486.66 |==============