EC2 Linux Boot Times Xen HVM domU 4.2.amazon testing on SUSE Linux Enterprise Server 12 SP3 12.3 via the Phoronix Test Suite. Clear Linux: Processor: Intel Xeon E5-2666 v3 @ 2.90GHz (8 Cores / 16 Threads), Motherboard: Xen HVM domU, Chipset: Intel 440FX- 82441FX PMC, Memory: 30720MB, Disk: 10GB, Graphics: Cirrus Logic GD 5446 OS: Clear Linux OS 19300, Kernel: 4.13.12-56.aws (x86_64), Vulkan: 1.0.39, Compiler: GCC 7.2.1 20170910 + Clang 5.0.0 + LLVM 5.0.0, File-System: ext4, System Layer: Xen HVM domU 4.2.amazon Red Hat Enterprise Linux Server 7.4: Processor: Intel Xeon E5-2666 v3 @ 2.90GHz (8 Cores / 16 Threads), Motherboard: Xen HVM domU, Memory: 30720MB, Disk: 10GB, Graphics: cirrusdrmfb OS: Red Hat Enterprise Linux Server 7.4, Kernel: 3.10.0-693.el7.x86_64 (x86_64), File-System: xfs, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.2.amazon SUSE Linux Enterprise Server 12 SP3 12.3: Processor: Intel Xeon E5-2666 v3 @ 2.90GHz (8 Cores / 16 Threads), Motherboard: Xen HVM domU, Chipset: Intel 440FX- 82441FX PMC, Memory: 30720MB, Disk: 10GB, Graphics: Cirrus Logic GD 5446, Network: Intel 82599 Virtual Function OS: SUSE Linux Enterprise Server 12 SP3 12.3, Kernel: 4.4.92-6.18-default (x86_64), File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.2.amazon Systemd Total Boot Time Test: Total ms < Lower Is Better Clear Linux .............................. 563.50 | Red Hat Enterprise Linux Server 7.4 ...... 36181.00 |======== SUSE Linux Enterprise Server 12 SP3 12.3 . 118768.00 |========================= Systemd Total Boot Time Test: Kernel ms < Lower Is Better Clear Linux .............................. 239.30 | Red Hat Enterprise Linux Server 7.4 ...... 1505.00 |= SUSE Linux Enterprise Server 12 SP3 12.3 . 35613.00 |========================== Systemd Total Boot Time Test: Userspace ms < Lower Is Better Clear Linux .............................. 324.10 | Red Hat Enterprise Linux Server 7.4 ...... 33189.00 |========== SUSE Linux Enterprise Server 12 SP3 12.3 . 83155.00 |==========================