KVM testing on CentOS Linux 7 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2008129-NE-VM131401279.
vm1ProcessorMotherboardMemoryDiskGraphicsAudioOSKernelCompilerFile-SystemScreen ResolutionSystem Layer1 x 5000 MB RAM1 x 8192 MB RAMQEMU Virtual 1.5.3 (1 Core)Red Hat KVM (0.5.1 BIOS)1 x 5000 MB RAM8GBqxldrmfbQEMU GenericCentOS Linux 73.10.0-693.el7.x86_64 (x86_64)GCC 4.8.5 20150623xfs1024x768KVM QEMU 1.5.34 x Intel Core (Haswell) (4 Cores)1 x 8192 MB RAMKVMOpenBenchmarking.orgCompiler Details- --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic Processor Details- CPU Microcode: 0x1Security Details- SELinux
vm1ramspeed: Average - Floating PointDifferenceStandard ErrorStandard Deviation1 x 5000 MB RAM1 x 8192 MB RAM10344.491.00x154.962.59%18926.151.83x68.630.63%OpenBenchmarking.org
OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Average - Benchmark: Floating Point1 x 5000 MB RAM1 x 8192 MB RAM4K8K12K16K20KSE +/- 154.96, N = 3SE +/- 68.63, N = 310344.4918926.151. (CC) gcc options: -O3 -march=native
Phoronix Test Suite v10.8.4