Linux 3.15 IO Scheduler Testing
Running disk benchmarks to test the Linux 3.15 kernel I/O scheduler options. Benchmarks by Michael Larabel for a future article on Phoronix.com.


Noop: 

	Processor: Intel Core i7-3517U @ 3.00GHz (4 Cores), Motherboard: ASUS UX32VDA v1.0, Chipset: Intel 3rd Gen Core DRAM, Memory: 4096MB, Disk: 2 x 128GB SanDisk SD5SF212, Graphics: Intel HD 4000 512MB (1150MHz), Audio: Intel 7 /C210, Network: Intel Centrino Advanced-N 6235

	OS: Ubuntu 14.04, Kernel: 3.15.0-999-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.1, Display Driver: intel 2.99.910, OpenGL: 3.3 Mesa 10.1.0, Compiler: GCC 4.9.0 + Clang 3.4-1ubuntu3, File-System: ext4, Screen Resolution: 1920x1080

Deadline: 

	Processor: Intel Core i7-3517U @ 3.00GHz (4 Cores), Motherboard: ASUS UX32VDA v1.0, Chipset: Intel 3rd Gen Core DRAM, Memory: 4096MB, Disk: 2 x 128GB SanDisk SD5SF212, Graphics: Intel HD 4000 512MB (1150MHz), Audio: Intel 7 /C210, Network: Intel Centrino Advanced-N 6235

	OS: Ubuntu 14.04, Kernel: 3.15.0-999-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.1, Display Driver: intel 2.99.910, OpenGL: 3.3 Mesa 10.1.0, Compiler: GCC 4.9.0 + Clang 3.4-1ubuntu3, File-System: ext4, Screen Resolution: 1920x1080

CFQ: 

	Processor: Intel Core i7-3517U @ 3.00GHz (4 Cores), Motherboard: ASUS UX32VDA v1.0, Chipset: Intel 3rd Gen Core DRAM, Memory: 4096MB, Disk: 2 x 128GB SanDisk SD5SF212, Graphics: Intel HD 4000 512MB (1150MHz), Audio: Intel 7 /C210, Network: Intel Centrino Advanced-N 6235

	OS: Ubuntu 14.04, Kernel: 3.15.0-999-generic (x86_64), Desktop: Unity 7.2.0, Display Server: X Server 1.15.1, Display Driver: intel 2.99.910, OpenGL: 3.3 Mesa 10.1.0, Compiler: GCC 4.9.0 + Clang 3.4-1ubuntu3, File-System: ext4, Screen Resolution: 1920x1080


Flexible IO Tester 2.1.9
Test: Intel IOMeter File Server Access Pattern
Seconds (Run Time) < Lower Is Better
Noop ..... 49.79 |=========================================================
Deadline . 51.05 |===========================================================
CFQ ...... 53.19 |=============================================================


FS-Mark 3.3
Test: 1000 Files, 1MB Size
Files/s > Higher Is Better
Noop ..... 54.83 |=============================================================
Deadline . 54.30 |============================================================
CFQ ...... 53.60 |============================================================


FS-Mark 3.3
Test: 5000 Files, 1MB Size, 4 Threads
Files/s > Higher Is Better
Noop ..... 132.80 |==========================================================
Deadline . 137.07 |============================================================
CFQ ...... 137.07 |============================================================


Dbench 4.0
Client Count: 6
MB/s > Higher Is Better
Noop ..... 209.03 |===========================================================
Deadline . 211.01 |============================================================
CFQ ...... 204.69 |==========================================================


Threaded I/O Tester 0.3.3
Test: Random Write - Size Per Thread: 64MB - Thread Count: 4
MB/s > Higher Is Better
Noop ..... 6.80 |============================================================
Deadline . 7.04 |==============================================================
CFQ ...... 5.64 |==================================================


PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
Noop ..... 1530 |==============================================================
Deadline . 1530 |==============================================================
CFQ ...... 1515 |=============================================================


Timed Apache Compilation 2.4.7
Time To Compile
Seconds < Lower Is Better
Noop ..... 64.07 |=============================================================
Deadline . 64.30 |=============================================================
CFQ ...... 63.94 |=============================================================


Timed Linux Kernel Compilation 3.1
Time To Compile
Seconds < Lower Is Better
Noop ..... 235.92 |============================================================
Deadline . 236.08 |============================================================
CFQ ...... 236.81 |============================================================


Apache Benchmark 2.4.7
Static Web Page Serving
Requests Per Second > Higher Is Better
Noop ..... 15897.81 |==========================================================
Deadline . 15576.02 |========================================================
CFQ ...... 15997.82 |==========================================================