fio2
Intel Xeon E312xx testing with a Bochs and Device 1234:1111 on Ubuntu 13.10 via the Phoronix Test Suite.


ext4: 

	Processor: Intel Xeon E312xx @ 3.20GHz (4 Cores), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 8192 MB RAM, Disk: 235GB, Graphics: Device 1234:1111, Monitor: Bochs Screen, Network: Red Hat Virtio device

	OS: Ubuntu 13.10, Kernel: 3.11.0-15-generic (x86_64), Display Driver: modesetting 0.8.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 800x600

ext4 opendedup vol: 

	Processor: Intel Xeon E312xx @ 3.20GHz (4 Cores), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 8192 MB RAM, Disk: 235GB, Graphics: Device 1234:1111, Monitor: Bochs Screen, Network: Red Hat Virtio device

	OS: Ubuntu 13.10, Kernel: 3.11.0-15-generic (x86_64), Display Driver: modesetting 0.8.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 800x600

ext4 opendedup vol dse: 

	Processor: Intel Xeon E312xx @ 3.20GHz (4 Cores), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 6144 MB RAM, Disk: 28GB, Graphics: Device 1234:1111, Monitor: Bochs Screen, Network: Red Hat Virtio device

	OS: Ubuntu 13.10, Kernel: 3.11.0-15-generic (x86_64), Display Driver: modesetting 0.8.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 800x600

sdfs dse: 

	Processor: Intel Xeon E312xx @ 3.20GHz (4 Cores), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 6144 MB RAM, Disk: 28GB, Graphics: Device 1234:1111, Monitor: Bochs Screen, Network: Red Hat Virtio device

	OS: Ubuntu 13.10, Kernel: 3.11.0-15-generic (x86_64), Display Driver: modesetting 0.8.0, Compiler: GCC 4.8, File-System: fuseblk, Screen Resolution: 800x600

sdfs: 

	Processor: Intel Xeon E312xx @ 3.20GHz (4 Cores), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 8192 MB RAM, Disk: 235GB, Graphics: Device 1234:1111, Monitor: Bochs Screen, Network: Red Hat Virtio device

	OS: Ubuntu 13.10, Kernel: 3.11.0-15-generic (x86_64), Display Driver: modesetting 0.8.0, Compiler: GCC 4.8, File-System: fuseblk, Screen Resolution: 800x600


Flexible IO Tester 1.57
Test: Intel IOMeter File Server Access Pattern
Seconds (Run Time) < Lower Is Better
ext4 ................... 52.09  |================
ext4 opendedup vol ..... 30.75  |==========
ext4 opendedup vol dse . 50.80  |================
sdfs dse ............... 142.69 |=============================================
sdfs dse ............... 146.64 |==============================================
sdfs ................... 115.50 |====================================