zfs3 2 x Intel Xeon L5640 testing with a Supermicro X8DTT-H v2.0 and Matrox MGA G200eW WPCM450 on CentOS 6.2 (Final) via the Phoronix Test Suite. 4xSAS3T on ZFS raidZ1 over NFS: Processor: 2 x Intel Xeon L5640 @ 2.27GHz (24 Cores), Motherboard: Supermicro X8DTT-H v2.0, Chipset: Intel 5500 I/O + ICH10R, Memory: 64512MB, Disk: 2 x 250GB Hitachi HDT722525DLA380 + 32GB SSDSA2SH032G1GN, Graphics: Matrox MGA G200eW WPCM450, Network: Intel 82574L Gigabit Connection OS: CentOS 6.2 (Final), Kernel: 3.5.0-testsan+ (x86_64), Compiler: GCC 4.4.6 20110731, File-System: nfs Hitachi HDT722525DLA380: Processor: 2 x Intel Xeon L5640 @ 2.27GHz (24 Cores), Motherboard: Supermicro X8DTT-H v2.0, Chipset: Intel 5500 I/O + ICH10R, Memory: 64512MB, Disk: 2 x 250GB Hitachi HDT722525DLA380 + 32GB SSDSA2SH032G1GN, Graphics: Matrox MGA G200eW WPCM450, Network: Intel 82574L Gigabit Connection OS: CentOS 6.2 (Final), Kernel: 3.5.0-testsan+ (x86_64), Compiler: GCC 4.4.6 20110731, File-System: nfs Gzip Compression 2GB File Compression Seconds < Lower Is Better 4xSAS3T on ZFS raidZ1 over NFS . 31.73 |======================================= Compile Bench 0.6 Test: Compile MB/s > Higher Is Better Hitachi HDT722525DLA380 . 6.76 |=============================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better Hitachi HDT722525DLA380 . 0.50 |=============================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better Hitachi HDT722525DLA380 . 13.57 |============================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Hitachi HDT722525DLA380 . 31 |================================================= Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better Hitachi HDT722525DLA380 . 1269.33 |============================================