linode-disk QEMU 1.4.0 testing on Debian 7.3 via the Phoronix Test Suite. HDtest: Processor: QEMU Virtual 1.4.0 @ 2.00GHz (1 Core), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 512 MB RAM, Disk: 20GB, Graphics: VMware SVGA II, Network: Red Hat Virtio device OS: Debian 7.3, Kernel: 3.2.0-4-amd64 (x86_64), Compiler: GCC 4.7, File-System: ext4, System Layer: QEMU 1.4.0 AIO-Stress 0.21 Random Write MB/s > Higher Is Better HDtest . 113.36 |============================================================== Flexible IO Tester 1.57 Intel IOMeter File Server Access Pattern Seconds (Run Time) < Lower Is Better HDtest . 123.75 |============================================================== SQLite 3.7.3 12,500 INSERTs Seconds < Lower Is Better HDtest . 50.75 |=============================================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better HDtest . 120.42 |============================================================== Dbench 4.0 12 Clients MB/s > Higher Is Better HDtest . 268.74 |============================================================== Dbench 4.0 48 Clients MB/s > Higher Is Better HDtest . 193.85 |============================================================== Dbench 4.0 128 Clients MB/s > Higher Is Better HDtest . 159.00 |============================================================== Dbench 4.0 1 Clients MB/s > Higher Is Better HDtest . 227.30 |============================================================== IOzone 3.405 8GB Read Performance MB/s > Higher Is Better HDtest . 521.94 |============================================================== IOzone 3.405 8GB Write Performance MB/s > Higher Is Better HDtest . 170.09 |============================================================== Threaded I/O Tester 0.3.3 64MB Random Read - 32 Threads MB/s > Higher Is Better HDtest . 65.44 |=============================================================== Threaded I/O Tester 0.3.3 64MB Random Write - 32 Threads MB/s > Higher Is Better HDtest . 19.66 |=============================================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better HDtest . 158.97 |============================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better HDtest . 49.21 |=============================================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better HDtest . 137.13 |============================================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better HDtest . 637 |================================================================= Gzip Compression 2GB File Compression Seconds < Lower Is Better HDtest . 27.90 |=============================================================== Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better HDtest . 4276.45 |=============================================================