write barrier
Running pts/sqlite-1.8.0 via the Phoronix Test Suite.


Goodram C50 barrier=1: 

	Processor: Intel Celeron J1900 @ 1.99GHz (4 Cores), Motherboard: ASRock Q1900B-ITX, Chipset: Intel ValleyView SSA-CUnit, Memory: 16384MB, Disk: 120GB GOODRAM C50, Graphics: Intel ValleyView Gen7 (860MHz), Audio: Realtek ALC662 rev1, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 14.04, Kernel: 3.13.0-24-generic (x86_64), Desktop: Xfce 4.10, Display Server: X Server 1.15.1, Display Driver: intel 2.99.910, Compiler: GCC 4.8.2, File-System: ext4, Screen Resolution: 1920x1080

Goodram C50 barrier=0: 

	Processor: Intel Celeron J1900 @ 1.99GHz (4 Cores), Motherboard: ASRock Q1900B-ITX, Chipset: Intel ValleyView SSA-CUnit, Memory: 16384MB, Disk: 120GB GOODRAM C50, Graphics: Intel ValleyView Gen7 (860MHz), Audio: Realtek ALC662 rev1, Network: Realtek RTL8111/8168/8411

	OS: Ubuntu 14.04, Kernel: 3.13.0-24-generic (x86_64), Desktop: Xfce 4.10, Display Server: X Server 1.15.1, Display Driver: intel 2.99.910, OpenGL: 3.3 Mesa 10.1.0, Compiler: GCC 4.8.2, File-System: ext4, Screen Resolution: 1920x1080


SQLite 3.7.3
Test Target: Default Test Directory
Seconds < Lower Is Better
Goodram C50 barrier=1 . 118.88 |===============================================
Goodram C50 barrier=0 . 16.80  |=======