IOZlarge Xen HVM domU 4.2.amazon testing on Ubuntu 16.04 via the Phoronix Test Suite. IOZlargeTest: Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (2 Cores), Motherboard: Xen HVM domU, Chipset: Intel 440FX- 82441FX PMC, Memory: 8192MB, Disk: 8GB, Graphics: Cirrus Logic GD 5446 OS: Ubuntu 16.04, Kernel: 4.4.0-1061-aws (x86_64), File-System: ext4, System Layer: Xen HVM domU 4.2.amazon IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 6595.42 |======================================================= IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 6673.22 |======================================================= IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 4358.70 |======================================================= IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 4429.06 |======================================================= IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 126.29 |======================================================== IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 124.15 |======================================================== IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 125.47 |======================================================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 123.75 |======================================================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 6978.12 |======================================================= IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 7004.30 |======================================================= IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 6262.71 |======================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 4270.59 |======================================================= IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 126.27 |======================================================== IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 124.12 |======================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 146.51 |======================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 143.70 |======================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better IOZlargeTest . 6590.62 |======================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better IOZlargeTest . 146.44 |========================================================