ZFS 8TB-24ea raidz2 2 x Intel Xeon E5-2620 v4 testing with a Intel S2600CW and Matrox s MGA G200e [Pilot] (SEP1) on CentOS Linux 7 via the Phoronix Test Suite. NFS async / ZFS zilnvme: Processor: 2 x Intel Xeon E5-2620 v4 @ 3.00GHz (32 Cores), Motherboard: Intel S2600CW, Chipset: Intel Xeon E7 v4/Xeon, Memory: 6 x 16384 MB DDR4-2134MHz Samsung, Disk: 3 x 150GB INTEL SSDSC2BB15 + 1200GB INTEL SSDSC2BB01 + 1200GB INTEL SSDPEDMW012T4, Graphics: Matrox s MGA G200e [Pilot] (SEP1), Network: Intel I350 Gigabit Connection OS: CentOS Linux 7, Kernel: 3.10.0-514.16.1.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: ext4, Screen Resolution: 1024x768 IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better NFS async / ZFS zilnvme . 5768.49 |============================================ IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better NFS async / ZFS zilnvme . 646.25 |=============================================