ptscache KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. Intel Xeon E3-12xx v2: Processor: Intel Xeon E3-12xx v2 (1 Core), Motherboard: OpenStack Foundation Nova v17.0.12 (1.10.2-1ubuntu1~cloud0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1024MB, Disk: 5GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-151-generic (x86_64), Compiler: GCC 7.5.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM CacheBench Test: Read MB/s > Higher Is Better Intel Xeon E3-12xx v2 . 2376.28 |============================================== CacheBench Test: Write MB/s > Higher Is Better Intel Xeon E3-12xx v2 . 17300.04 |============================================= CacheBench Test: Read / Modify / Write MB/s > Higher Is Better Intel Xeon E3-12xx v2 . 20146.31 |=============================================