zfs-test-2-no-cache 2 x Intel Xeon X5675 testing with a Dell 00NH4P and Matrox s MGA G200eW WPCM450 on Ubuntu 17.04 via the Phoronix Test Suite. No zfs cache: Processor: 2 x Intel Xeon X5675 @ 3.06GHz (24 Cores), Motherboard: Dell 00NH4P, Chipset: Intel 5520 I/O + ICH9, Memory: 40960MB, Disk: 250GB Western Digital WDS250G2B0A- + 4001GB Seagate ST4000LM024-2AN1, Graphics: Matrox s MGA G200eW WPCM450, Monitor: HP w2338h, Network: Broadcom Limited NetXtreme II BCM5709 Gigabit OS: Ubuntu 17.04, Kernel: 4.10.0-35-generic (x86_64), Display Driver: modesetting 1.19.3, Compiler: GCC 6.3.0 20170406, File-System: zfs, Screen Resolution: 1280x1024 AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better No zfs cache . 271.16 |========================================================