AIO QEMU testing on CentOS 6.5 via the Phoronix Test Suite. AIO: Processor: QEMU Virtual @ 2.60GHz (2 Cores), Motherboard: Red Hat KVM, Memory: 4096MB, Disk: 20GB OS: CentOS 6.5, Kernel: 2.6.32-431.11.5.el6.ucloud.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, System Layer: QEMU AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better AIO . 45.32 |==================================================================