SaveDisk 2 x Common KVM testing with a QEMU Standard PC (i440FX + PIIX 1996) and Cirrus Logic GD 5446 on Debian 7.6 via the Phoronix Test Suite. Common KVM: Processor: 2 x Common KVM @ 3.70GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 31GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Debian 7.6, Kernel: 3.2.0-4-amd64 (x86_64), File-System: xfs AIO-Stress 0.21 Random Write MB/s > Higher Is Better Common KVM . 67.04 |=========================================================== SQLite 3.7.3 12,500 INSERTs Seconds < Lower Is Better Common KVM . 988.82 |========================================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better Common KVM . 36.93 |=========================================================== Dbench 4.0 12 Clients MB/s > Higher Is Better Common KVM . 44.05 |=========================================================== Dbench 4.0 48 Clients MB/s > Higher Is Better Common KVM . 54.24 |=========================================================== Dbench 4.0 128 Clients MB/s > Higher Is Better Common KVM . 21.72 |=========================================================== Dbench 4.0 1 Clients MB/s > Higher Is Better Common KVM . 10.22 |=========================================================== IOzone 3.405 8GB Read Performance MB/s > Higher Is Better Common KVM . 127.81 |========================================================== IOzone 3.405 8GB Write Performance MB/s > Higher Is Better Common KVM . 130.17 |========================================================== Threaded I/O Tester 0.3.3 64MB Random Read - 32 Threads MB/s > Higher Is Better Common KVM . 10488.96 |======================================================== Threaded I/O Tester 0.3.3 64MB Random Write - 32 Threads MB/s > Higher Is Better Common KVM . 0.69 |============================================================ Compile Bench 0.6 Test: Compile MB/s > Higher Is Better Common KVM . 123.35 |========================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better Common KVM . 53.48 |=========================================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better Common KVM . 601.40 |========================================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Common KVM . 4777 |============================================================ Gzip Compression 2GB File Compression Seconds < Lower Is Better Common KVM . 12.82 |=========================================================== Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better Common KVM . 11529.00 |========================================================