kvm-aio Running pts/hdparm-read-1.0.0 via the Phoronix Test Suite. kvm: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm3: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm4: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm5: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm6: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm7: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm-fio-intel-1: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu kvm-hdparm-1: Processor: Common KVM @ 3.40GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Compiler: GCC 5.3.1 20160413, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better kvm .. 156.39 |================================================================ kvm .. 155.09 |=============================================================== kvm3 . 153.83 |=============================================================== kvm4 . 153.09 |=============================================================== kvm5 . 155.23 |================================================================ kvm6 . 153.93 |=============================================================== kvm7 . 151.88 |============================================================== Flexible IO Tester 2.1.11 Test: Intel IOMeter File Server Access Pattern - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better kvm-fio-intel-1 . 1514.63 |==================================================== hdparm Timed Disk Reads Disk To Read: /dev/sda MB/s > Higher Is Better kvm-hdparm-1 . 145.49 |========================================================