cfr-test
Testing btrfs performance with and without copy_file_range() syscall


cfr off: 

	Processor: Intel Core i3 530 @ 4.00GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 17GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit

	OS: Arch Linux, Kernel: 4.4.26-1-lts (x86_64), Compiler: GCC 6.2.1 20160830, File-System: btrfs, Screen Resolution: 640x480, System Layer: Oracle VirtualBox

cfr on #1: 

	Processor: Intel Core i3 530 @ 4.00GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 17GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit

	OS: Arch Linux, Kernel: 4.4.26-cfr (x86_64), Compiler: GCC 6.2.1 20160830, File-System: btrfs, Screen Resolution: 640x480, System Layer: Oracle VirtualBox

cfr on #2: 

	Processor: Intel Core i3 530 @ 4.00GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 17GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit

	OS: Arch Linux, Kernel: 4.4.26-cfr (x86_64), Compiler: GCC 6.2.1 20160830, File-System: btrfs, Screen Resolution: 640x480, System Layer: Oracle VirtualBox

cfr on #3: 

	Processor: Intel Core i3 530 @ 4.00GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 17GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit

	OS: Arch Linux, Kernel: 4.4.26-cfr (x86_64), Compiler: GCC 6.2.1 20160830, File-System: btrfs, Screen Resolution: 640x480, System Layer: Oracle VirtualBox


SQLite 3.8.10.2
Test Target: Default Test Directory
Seconds < Lower Is Better
cfr off ... 94.35 |============================================================
cfr on #1 . 83.30 |=====================================================


Dbench 4.0
Client Count: 1
MB/s > Higher Is Better
cfr off ... 150.41 |====================================================
cfr on #1 . 170.68 |===========================================================


IOzone 3.405
Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
cfr off ... 3880.42 |===============================================
cfr on #1 . 4748.69 |==========================================================


IOzone 3.405
Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
cfr off ... 3678.45 |==========================================
cfr on #1 . 5069.67 |==========================================================


IOzone 3.405
Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
cfr off ... 225.27 |==========================================================
cfr on #1 . 228.30 |===========================================================


IOzone 3.405
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
cfr off ... 221.94 |==========================================================
cfr on #1 . 226.45 |===========================================================


IOzone 3.405
Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
cfr off ... 5402.04 |==========================================================
cfr on #1 . 4980.39 |=====================================================


IOzone 3.405
Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
cfr off ... 228.65 |===========================================================
cfr on #1 . 229.09 |===========================================================