Iozone benchmarks Test performance Noop run 1: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware Noop run 2: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware Noop run 3: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware Deadline run 1: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware Deadline run 2: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware Deadline run 3: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware CFQ run 1: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware CFQ run 2: Processor: Intel Core i7-2635QM @ 2.00GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 4096MB, Disk: 26GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Ubuntu 12.04, Kernel: 3.2.0-40-generic (x86_64), Compiler: GCC 4.6, File-System: ext4, System Layer: VMware IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Noop run 1 ..... 55.45 |========================== Noop run 2 ..... 63.35 |============================== Noop run 3 ..... 31.27 |=============== Deadline run 1 . 48.22 |======================= Deadline run 2 . 114.47 |====================================================== Deadline run 3 . 59.12 |============================ CFQ run 1 ...... 28.04 |============= CFQ run 2 ...... 37.52 |================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Noop run 1 ..... 5772.57 |=================================================== Noop run 2 ..... 6041.83 |===================================================== Noop run 3 ..... 6019.20 |===================================================== Deadline run 1 . 5944.34 |==================================================== Deadline run 2 . 5885.20 |==================================================== Deadline run 3 . 5813.24 |=================================================== CFQ run 1 ...... 5802.81 |=================================================== CFQ run 2 ...... 5281.95 |==============================================