Systemd Boot Times Amazon EC2
Xen HVM domU 4.2.amazon testing on SUSE Linux Enterprise Server 12 SP3 12.3 via the Phoronix Test Suite.


t2.micro: Clear Linux 23550: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 28GB, Graphics: Cirrus Logic GD 5446

	OS: Clear Linux OS 23550, Kernel: 4.16.9-64.aws (x86_64), Vulkan: 1.0.39, Compiler: GCC 8.1.1 20180514 + Clang 6.0.0 + LLVM 6.0.0, File-System: ext4, System Layer: Xen HVM domU 4.2.amazon

t2.micro: Minimal Ubuntu 16.04: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Memory: 1024MB, Disk: 28GB

	OS: Ubuntu 16.04, Kernel: 4.4.0-1062-aws (x86_64), File-System: ext4, System Layer: Xen HVM domU 4.2.amazon

t2.micro: Minimal Ubuntu 18.04: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Memory: 1024MB, Disk: 28GB

	OS: Ubuntu 18.04, Kernel: 4.15.0-1010-aws (x86_64), File-System: ext4, System Layer: Xen HVM domU 4.2.amazon

t2.micro: Ubuntu 16.04: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 28GB, Graphics: Cirrus Logic GD 5446

	OS: Ubuntu 16.04, Kernel: 4.4.0-1062-aws (x86_64), File-System: ext4, System Layer: Xen HVM domU 4.2.amazon

t2.micro: Ubuntu 18.04: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 28GB, Graphics: Cirrus Logic GD 5446

	OS: Ubuntu 18.04, Kernel: 4.15.0-1010-aws (x86_64), File-System: ext4, System Layer: Xen HVM domU 4.2.amazon

t2.micro: Amazon Linux 2: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 28GB, Graphics: Cirrus Logic GD 5446

	OS: Amazon Linux 2, Kernel: 4.14.51-66.38.amzn2.x86_64 (x86_64), File-System: xfs, System Layer: Xen HVM domU 4.2.amazon

t2.micro: Red Hat RHEL 7.5: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Memory: 1024MB, Disk: 28GB, Graphics: cirrusdrmfb

	OS: Red Hat Enterprise Linux Server 7.5, Kernel: 3.10.0-862.6.3.el7.x86_64 (x86_64), File-System: xfs, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.2.amazon

t2.micro: SUSE Linux Enterprise 12 SP3: 

	Processor: Intel Xeon E5-2676 v3 @ 2.40GHz (1 Core), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 28GB, Graphics: Cirrus Logic GD 5446

	OS: SUSE Linux Enterprise Server 12 SP3 12.3, Kernel: 4.4.138-94.39-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
t2.micro: Clear Linux 23550 ............ 2624.70  |==
t2.micro: Minimal Ubuntu 16.04 ......... 8679.00  |======
t2.micro: Minimal Ubuntu 18.04 ......... 11952.00 |========
t2.micro: Ubuntu 16.04 ................. 10324.00 |=======
t2.micro: Ubuntu 18.04 ................. 11909.00 |========
t2.micro: Amazon Linux 2 ............... 10229.00 |=======
t2.micro: Red Hat RHEL 7.5 ............. 10245.00 |=======
t2.micro: SUSE Linux Enterprise 12 SP3 . 41420.00 |============================


Systemd Total Boot Time
Test: Kernel
ms < Lower Is Better
t2.micro: Clear Linux 23550 ............ 295.20  |==
t2.micro: Minimal Ubuntu 16.04 ......... 2298.00 |================
t2.micro: Minimal Ubuntu 18.04 ......... 3363.00 |=======================
t2.micro: Ubuntu 16.04 ................. 3875.00 |==========================
t2.micro: Ubuntu 18.04 ................. 4295.00 |=============================
t2.micro: Amazon Linux 2 ............... 1251.00 |========
t2.micro: Red Hat RHEL 7.5 ............. 1687.00 |===========
t2.micro: SUSE Linux Enterprise 12 SP3 . 2104.00 |==============


Systemd Total Boot Time
Test: Userspace
ms < Lower Is Better
t2.micro: Clear Linux 23550 ............ 2329.40  |==
t2.micro: Minimal Ubuntu 16.04 ......... 6380.00  |=====
t2.micro: Minimal Ubuntu 18.04 ......... 8588.00  |======
t2.micro: Ubuntu 16.04 ................. 6449.00  |=====
t2.micro: Ubuntu 18.04 ................. 7614.00  |======
t2.micro: Amazon Linux 2 ............... 7690.00  |======
t2.micro: Red Hat RHEL 7.5 ............. 6144.00  |====
t2.micro: SUSE Linux Enterprise 12 SP3 . 38400.00 |============================