Linux 3.2 FSes On ThinkPad W510
On a Linux 3.2 development kernel running Ubuntu 11.10 x86_64 comparing the performance of EXT4, Btrfs, and NILFS2 with default mount options for a future article on Phoronix.com by Michael Larabel.


EXT4: 

	Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 2 x 2048 MB 1066MHz, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M 1024MB (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.2.0-030200rc2-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 7.11 Gallium 0.4, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900

Btrfs: 

	Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 2 x 2048 MB 1066MHz, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M 1024MB (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.2.0-030200rc2-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 7.11 Gallium 0.4, Compiler: GCC 4.6.1, File-System: btrfs, Screen Resolution: 1600x900

NILFS2: 

	Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 2 x 2048 MB 1066MHz, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M 1024MB (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.2.0-030200rc2-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 7.11 Gallium 0.4, Compiler: GCC 4.6.1, File-System: nilfs, Screen Resolution: 1600x900


Compile Bench 0.6
Test: Initial Create
MB/s > Higher Is Better
EXT4 ... 94.40 |===============================================================
Btrfs .. 59.60 |========================================
NILFS2 . 49.03 |=================================


Compile Bench 0.6
Test: Compile
MB/s > Higher Is Better
EXT4 ... 109.12 |==============================================================
Btrfs .. 105.79 |============================================================
NILFS2 . 74.66  |==========================================


Compile Bench 0.6
Test: Read Compiled Tree
MB/s > Higher Is Better
EXT4 ... 510.37 |============================================================
Btrfs .. 527.82 |==============================================================
NILFS2 . 511.75 |============================================================


Dbench 4.0
Client Count: 6
MB/s > Higher Is Better
EXT4 ... 523.27 |==============================================================
Btrfs .. 518.55 |=============================================================
NILFS2 . 98.27  |============


Flexible IO Tester 1.57
Test: Intel IOMeter File Server Access Pattern
Seconds (Run Time) < Lower Is Better
EXT4 ... 105.88 |=========
Btrfs .. 585.05 |==================================================
NILFS2 . 731.49 |==============================================================


PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
EXT4 ... 3393 |================================================================
Btrfs .. 2777 |====================================================
NILFS2 . 391  |=======


SQLite 3.7.3
Test Target: Default Test Directory
Seconds < Lower Is Better
EXT4 ... 19.14 |==============
Btrfs .. 85.68 |===============================================================
NILFS2 . 32.67 |========================


IOzone 3.347
Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
EXT4 ... 103.66 |==============================================================
Btrfs .. 104.19 |==============================================================
NILFS2 . 78.45  |===============================================


IOzone 3.347
Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
EXT4 ... 251.59 |==============================================================
Btrfs .. 217.55 |======================================================
NILFS2 . 226.33 |========================================================


IOzone 3.347
Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
EXT4 ... 107.17 |==============================================================
Btrfs .. 104.72 |=============================================================
NILFS2 . 79.63  |==============================================


IOzone 3.347
Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
EXT4 ... 251.35 |==============================================================
Btrfs .. 217.42 |======================================================
NILFS2 . 226.40 |========================================================


IOzone 3.347
Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
EXT4 ... 103.71 |=============================================================
Btrfs .. 106.00 |==============================================================
NILFS2 . 79.21  |==============================================


IOzone 3.347
Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
EXT4 ... 242.78 |==============================================================
Btrfs .. 220.35 |========================================================
NILFS2 . 210.57 |======================================================