4k_ramspeed KVM testing on CentOS Linux 7 via the Phoronix Test Suite. 18 x 16384 MB RAM: Processor: 2 x Intel Xeon Gold 6148 (36 Cores / 72 Threads), Motherboard: JD JCloud Iaas Jvirt v1.0 (1.10.2-1.el7 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 18 x 16384 MB RAM, Disk: 40GB, Graphics: bochsdrmfb, Network: Red Hat Virtio device OS: CentOS Linux 7, Kernel: 3.10.0-693.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer MB/s > Higher Is Better 18 x 16384 MB RAM . 17157.50 |================================================= RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better 18 x 16384 MB RAM . 14803.38 |================================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer MB/s > Higher Is Better 18 x 16384 MB RAM . 15237.43 |================================================= RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer MB/s > Higher Is Better 18 x 16384 MB RAM . 15775.69 |================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better 18 x 16384 MB RAM . 16683.19 |================================================= RAMspeed SMP 3.5.0 Type: Add - Benchmark: Floating Point MB/s > Higher Is Better 18 x 16384 MB RAM . 17220.93 |================================================= RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point MB/s > Higher Is Better 18 x 16384 MB RAM . 14557.63 |================================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Floating Point MB/s > Higher Is Better 18 x 16384 MB RAM . 15247.69 |================================================= RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Floating Point MB/s > Higher Is Better 18 x 16384 MB RAM . 17232.94 |================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better 18 x 16384 MB RAM . 16045.46 |=================================================