vm-on-glusterfs qcow2 on glusterfs replicated - host xfs - guest ext4 vm-on-glusterfs: Processor: QEMU Virtual 0.12.5 @ 2.67GHz (2 Cores), Motherboard: Bochs, Chipset: Red Hat Virtio, Memory: 1 x 2512 MB RAM, Disk: 8GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Compiler: GCC 4.4.5, File-System: ext4, System Layer: QEMU 0.12.5 AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better vm-on-glusterfs . 6.21 |======================================================= IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better vm-on-glusterfs . 1355.78 |==================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better vm-on-glusterfs . 1718.42 |==================================================== IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better vm-on-glusterfs . 9.71 |======================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better vm-on-glusterfs . 10.31 |====================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better vm-on-glusterfs . 1629.22 |==================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better vm-on-glusterfs . 10.77 |====================================================== BlogBench 1.0 Test: Read Final Score > Higher Is Better vm-on-glusterfs . 247416 |=====================================================