zfs Intel Core i7-3770 testing with a Gigabyte H77-D3H and MSI NVIDIA GeForce GT 1030 on Arch Linux via the Phoronix Test Suite. zfs: Processor: Common KVM @ 2.99GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: Device 1234:1111, Network: Red Hat Virtio device OS: CentOS Linux 7, Kernel: 3.10.0-693.2.2.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM Common KVM: Processor: Common KVM @ 2.99GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 28GB, Graphics: Device 1234:1111, Network: Red Hat Virtio device OS: CentOS Linux 7, Kernel: 3.10.0-693.2.2.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM ZFS: Processor: Intel Core i7-3770 @ 3.90GHz (4 Cores), Motherboard: Gigabyte H77-D3H, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 20480MB, Disk: 4 x 1000GB Western Digital WD10JFCX-68N + 30GB INTEL SSDMCEAC03, Graphics: MSI NVIDIA GeForce GT 1030, Audio: VIA VT2020, Network: Qualcomm Atheros AR8151 v2.0 Gigabit OS: Arch Linux, Kernel: 4.14.3-1-ARCH (x86_64), Display Driver: modesetting 1.19.5, Compiler: GCC 7.2.0 + CUDA 9.0, File-System: zfs, Screen Resolution: 800x600 IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 6591.88 |================================================================ ZFS . 4805.04 |=============================================== IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 1915.95 |========================= ZFS . 4860.33 |================================================================ IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 1904.86 |========================= ZFS . 4875.28 |================================================================ IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 6341.64 |================================================================ ZFS . 2059.98 |===================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 1776.75 |======================================================== ZFS . 2038.10 |================================================================ IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 1798.67 |=========================================================== ZFS . 1957.05 |================================================================ IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 1413.57 |================================================== ZFS . 1807.96 |================================================================ IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 1505.91 |============================================== ZFS . 2075.36 |================================================================ IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 1210.67 |================================ ZFS . 2406.17 |================================================================ IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 891.20 |================================================================= ZFS . 525.73 |====================================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 928.04 |================================================================= ZFS . 616.41 |=========================================== IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 934.24 |================================================================= ZFS . 677.48 |=============================================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 8534.48 |================================================================ ZFS . 4551.35 |================================== IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 1619.58 |======================= ZFS . 4517.72 |================================================================ IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 1760.44 |========================= ZFS . 4567.63 |================================================================ IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 6158.43 |================================================================ ZFS . 4525.59 |=============================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better zfs . 5853.44 |================================================================ ZFS . 1950.96 |===================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 928.23 |=================================== ZFS . 1700.28 |================================================================ IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better zfs . 944.09 |================================= ZFS . 1843.51 |================================================================ John The Ripper 1.8.0 Test: Blowfish Real C/S > Higher Is Better Common KVM . 3710 |======================================================== ZFS ........ 3997 |============================================================ John The Ripper 1.8.0 Test: Traditional DES Real C/S > Higher Is Better Common KVM . 8575667 |================================================= ZFS ........ 9976000 |========================================================= John The Ripper 1.8.0 Test: MD5 Real C/S > Higher Is Better Common KVM . 61862 |======================================================== ZFS ........ 65591 |===========================================================