nas03-disk Intel Core i7-3770 testing with a ASUS P8Z77-V LE PLUS and Intel Gen7 on Ubuntu 14.04 via the Phoronix Test Suite. ZFS: Processor: Intel Core i7-3770 @ 3.40GHz (8 Cores), Motherboard: ASUS P8Z77-V LE PLUS, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 4 x 8192 MB DDR3-1333MHz CMZ32GX3M4X1600C10, Disk: 500GB APPLE HDD HTS547 + 4 x 600GB Western Digital WD6000HLHX-0 + 8 x 4001GB HGST HDS724040AL, Graphics: Intel Gen7, Audio: Realtek ALC889, Network: Realtek RTL8111/8168/8411 OS: Ubuntu 14.04, Kernel: 3.13.0-24-generic (x86_64), Compiler: GCC 4.8, File-System: zfs, Screen Resolution: 1024x768 IOzone 3.405 Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better ZFS . 9365.84 |================================================================ IOzone 3.405 Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better ZFS . 1418.87 |================================================================ IOzone 3.405 Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better ZFS . 432.61 |================================================================= IOzone 3.405 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better ZFS . 442.31 |================================================================= IOzone 3.405 Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better ZFS . 7451.32 |================================================================ IOzone 3.405 Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better ZFS . 326.60 |================================================================= Dbench 4.0 Client Count: 12 MB/s > Higher Is Better ZFS . 256.70 |=================================================================