DragonFlyBSD 4.9 HAMMER vs. HAMMER2 vs. TrueOS ZFS
Tests by Michael Larabel with the  Phoronix Test 
Suite for a future article.


HAMMER2: 

	Processor: Intel Xeon E3-1280 v5 @ 3.70GHz (8 Cores), 
Motherboard: MSI MS-7998 1.0, Memory: 16384MB, Disk: NVME-PCIe, Network: 
Intel PRO/1000 Connection PCH_SPT_I219_V2 7.4.2

	OS: DragonFly, Kernel: 4.9-DEVELOPMENT (x86_64), Compiler: GCC 5.4.1, File-System: hammer2

HAMMER: 

	Processor: Intel Xeon E3-1280 v5 @ 3.70GHz (8 Cores), Motherboard: MSI MS-7998 1.0, Memory: 16384MB, Disk: NVME-PCIe, Network: Intel PRO/1000 Connection PCH_SPT_I219_V2 7.4.2

	OS: DragonFly, Kernel: 4.9-DEVELOPMENT (x86_64), Compiler: GCC 5.4.1, File-System: hammer

TrueOS ZFS: 

	Processor: Intel Xeon E3-1280 v5 @ 3.70GHz (8 Cores), Motherboard: MSI MS-7998 1.0, Memory: 16384MB, Disk: Generic NVMe Device, Graphics: LLVMpipe, Audio: ATI (0xaaf0) HDA, Network: Intel PRO/1000 Connection

	OS: FreeBSD, Kernel: 12.0-CURRENT (x86_64), Display Server: X Server 1.18.4, OpenGL: 3.3 Mesa 17.0.4 Gallium 0.4 (LLVM 4.0 256 bits), Compiler: Clang 4.0.0 (SVN 297347), File-System: zfs, Screen Resolution: 1024x768

TrueOS ZFS - Force 4K Block Size: 

	Processor: Intel Xeon E3-1280 v5 @ 3.70GHz (8 Cores), Motherboard: MSI MS-7998 1.0, Memory: 16384MB, Disk: Generic NVMe Device, Graphics: LLVMpipe, Audio: ATI (0xaaf0) HDA, Network: Intel PRO/1000 Connection

	OS: FreeBSD, Kernel: 12.0-CURRENT (x86_64), Display Server: X Server 1.18.4, OpenGL: 3.3 Mesa 17.0.4 Gallium 0.4 (LLVM 4.0 256 bits), Compiler: Clang 4.0.0 (SVN 297347), File-System: zfs, Screen Resolution: 1024x768


SQLite 3.8.10.2
Test Target: Default Test Directory
Seconds < Lower Is Better
HAMMER2 .......................... 7.11  |=====
HAMMER ........................... 34.69 |=========================
TrueOS ZFS ....................... 52.32 |=====================================
TrueOS ZFS - Force 4K Block Size . 51.85 |=====================================


Compile Bench 0.6
Test: Compile
MB/s > Higher Is Better
HAMMER2 .......................... 627.84  |=============
HAMMER ........................... 135.89  |===
TrueOS ZFS ....................... 1646.77 |===================================
TrueOS ZFS - Force 4K Block Size . 1368.71 |=============================


Compile Bench 0.6
Test: Initial Create
MB/s > Higher Is Better
HAMMER2 .......................... 83.52  |==============
HAMMER ........................... 206.21 |==================================
TrueOS ZFS ....................... 217.23 |====================================
TrueOS ZFS - Force 4K Block Size . 215.45 |====================================


Compile Bench 0.6
Test: Read Compiled Tree
MB/s > Higher Is Better
HAMMER2 .......................... 579.91 |====================================
HAMMER ........................... 275.78 |=================
TrueOS ZFS ....................... 422.19 |==========================
TrueOS ZFS - Force 4K Block Size . 447.82 |============================


Unpacking The Linux Kernel
linux-2.6.32.tar.bz2
Seconds < Lower Is Better
HAMMER2 .......................... 12.48 |=====================================
HAMMER ........................... 10.01 |==============================
TrueOS ZFS ....................... 10.15 |==============================
TrueOS ZFS - Force 4K Block Size . 10.15 |==============================


PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
HAMMER2 .......................... 2752 |=======================
HAMMER ........................... 1602 |==============
TrueOS ZFS ....................... 3138 |===========================
TrueOS ZFS - Force 4K Block Size . 4465 |======================================


Dbench 4.0
Client Count: 1
MB/s > Higher Is Better
HAMMER2 .......................... 180.55 |====================================
HAMMER ........................... 91.16  |==================
TrueOS ZFS ....................... 134.67 |===========================
TrueOS ZFS - Force 4K Block Size . 139.88 |============================


IOzone
Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
HAMMER2 .......................... 397.74 |=================
HAMMER ........................... 203.91 |=========
TrueOS ZFS ....................... 838.24 |====================================
TrueOS ZFS - Force 4K Block Size . 845.29 |====================================


IOzone
Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
HAMMER2 .......................... 409.75 |=================
HAMMER ........................... 293.58 |============
TrueOS ZFS ....................... 849.67 |====================================
TrueOS ZFS - Force 4K Block Size . 848.89 |====================================


IOzone
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
HAMMER2 .......................... 403.82 |==================
HAMMER ........................... 468.28 |=====================
TrueOS ZFS ....................... 799.72 |====================================
TrueOS ZFS - Force 4K Block Size . 761.30 |==================================


BlogBench 1.0
Read Score
Final Score > Higher Is Better
HAMMER2 .......................... 384540  |============
HAMMER ........................... 498112  |================
TrueOS ZFS ....................... 979518  |================================
TrueOS ZFS - Force 4K Block Size . 1079656 |===================================


BlogBench 1.0
Write Score
Final Score > Higher Is Better
HAMMER2 .......................... 2868 |===============================
HAMMER ........................... 3563 |======================================
TrueOS ZFS ....................... 2986 |================================
TrueOS ZFS - Force 4K Block Size . 2659 |============================