Linux IO Scheduler Testing - CFQ, Deadline, Noop

Testing for a future article on Phoronix.com of different Linux kernel IO schedulers from the Linux 3.4 kernel: CFQ, Noop, and Deadline. Intel Core 2 Duo T9300 and Intel Core i5 Sandy Bridge and Core i7 Clarksfield setups with hard drive and solid-state drives tested.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1204132-SU-SCHEDULER98
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Timed Code Compilation 2 Tests
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Penryn + HDD: CFQ
April 10 2012
 
Penryn + HDD: Noop
April 11 2012
 
Penryn + HDD: Deadline
April 11 2012
 
Sandy Bridge + SSD: CFQ
April 12 2012
 
Sandy Bridge + SSD: Noop
April 12 2012
 
Sandy Bridge + SSD: Deadline
April 12 2012
 
Clarksfield + SSD: CFQ
April 12 2012
 
Clarksfield + SSD: Noop
April 12 2012
 
Clarksfield + SSD: Deadline
April 13 2012
 
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Penryn + HDD: CFQ

Processor: Intel Core 2 Duo T9300 @ 2.50GHz (2 Cores), Motherboard: LENOVO 6459CTO, Chipset: Intel Mobile PM965/GM965/GL960 + ICH8M-E, Memory: 4096MB, Disk: 100GB Hitachi HTS72201, Graphics: NVIDIA Quadro NVS 140M 128MB (275/302MHz), Audio: Analog Devices AD1984, Network: Intel 82566MM Gigabit Connection + Intel PRO/Wireless

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1680x1050

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: CFQ / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: CFQ. Python 2.7.3. Compiz was running on this system.

Penryn + HDD: Noop

Changed Graphics to LLVMpipe.

Disk Change: NOOP / data=ordered,errors=remount-ro,relatime,rw
System Change: Disk Scheduler: NOOP. Python 2.7.3. Compiz was running on this system.

Penryn + HDD: Deadline

Changed Graphics to NVIDIA Quadro NVS 140M 128MB (275/302MHz).

Disk Change: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
System Change: Disk Scheduler: DEADLINE. Python 2.7.3. Compiz was running on this system.

Sandy Bridge + SSD: CFQ

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: CFQ / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: CFQ. Python 2.7.3rc2. Compiz was running on this system.

Sandy Bridge + SSD: Noop

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: NOOP / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: NOOP. Python 2.7.3rc2. Compiz was running on this system.

Sandy Bridge + SSD: Deadline

Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel Sandybridge Mobile (GT2+), Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: intel 2.17.0, OpenGL: 3.0 Mesa 8.0.2, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1600x900

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.3rc2. Compiz was running on this system.

Clarksfield + SSD: CFQ

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: CFQ / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: CFQ. Python 2.7.3. Compiz was running on this system.

Clarksfield + SSD: Noop

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: NOOP / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: NOOP. Python 2.7.3. Compiz was running on this system.

Clarksfield + SSD: Deadline

Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M 1024MB (405/324MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1600x900

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.3. Compiz was running on this system.

ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionPenryn + HDDSandy Bridge + SSDClarksfield + SSD CFQ Noop Deadline CFQ Noop Deadline CFQ Noop DeadlineIntel Core 2 Duo T9300 @ 2.50GHz (2 Cores)LENOVO 6459CTOIntel Mobile PM965/GM965/GL960 + ICH8M-E4096MB100GB Hitachi HTS72201NVIDIA Quadro NVS 140M 128MB (275/302MHz)Analog Devices AD1984Intel 82566MM Gigabit Connection + Intel PRO/WirelessUbuntu 12.043.4.0-999-generic (x86_64)Unity 5.8.0X Server 1.11.3nouveau 0.0.162.1 Mesa 8.0.2 Gallium 0.4GCC 4.6ext41680x1050LLVMpipeNVIDIA Quadro NVS 140M 128MB (275/302MHz)Intel Core i5-2520M @ 2.50GHz (4 Cores)HP 161CIntel 2nd Generation Core Family DRAM160GB INTEL SSDSA2M160Intel Sandybridge Mobile (GT2+)IDT 92HD81B1X5Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205intel 2.17.03.0 Mesa 8.0.21600x900Intel Core i7 720Q @ 1.60GHz (8 Cores)LENOVO 4318CTOIntel Core DMINVIDIA Quadro FX 880M 1024MB (405/324MHz)Conexant CX20585Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300nouveau 0.0.162.1 Mesa 8.0.2 Gallium 0.4OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -vDisk Details- Penryn + HDD: CFQ: CFQ / data=ordered,errors=remount-ro,relatime,rw- Penryn + HDD: Noop: NOOP / data=ordered,errors=remount-ro,relatime,rw- Penryn + HDD: Deadline: DEADLINE / data=ordered,errors=remount-ro,relatime,rw- Sandy Bridge + SSD: CFQ: CFQ / data=ordered,errors=remount-ro,relatime,rw- Sandy Bridge + SSD: Noop: NOOP / data=ordered,errors=remount-ro,relatime,rw- Sandy Bridge + SSD: Deadline: DEADLINE / data=ordered,errors=remount-ro,relatime,rw- Clarksfield + SSD: CFQ: CFQ / data=ordered,errors=remount-ro,relatime,rw- Clarksfield + SSD: Noop: NOOP / data=ordered,errors=remount-ro,relatime,rw- Clarksfield + SSD: Deadline: DEADLINE / data=ordered,errors=remount-ro,relatime,rwProcessor Details- Scaling Governor: ondemandSystem Details- Penryn + HDD: CFQ: Disk Scheduler: CFQ. Python 2.7.3. Compiz was running on this system.- Penryn + HDD: Noop: Disk Scheduler: NOOP. Python 2.7.3. Compiz was running on this system.- Penryn + HDD: Deadline: Disk Scheduler: DEADLINE. Python 2.7.3. Compiz was running on this system.- Sandy Bridge + SSD: CFQ: Disk Scheduler: CFQ. Python 2.7.3rc2. Compiz was running on this system.- Sandy Bridge + SSD: Noop: Disk Scheduler: NOOP. Python 2.7.3rc2. Compiz was running on this system.- Sandy Bridge + SSD: Deadline: Disk Scheduler: DEADLINE. Python 2.7.3rc2. Compiz was running on this system.- Clarksfield + SSD: CFQ: Disk Scheduler: CFQ. Python 2.7.3. Compiz was running on this system.- Clarksfield + SSD: Noop: Disk Scheduler: NOOP. Python 2.7.3. Compiz was running on this system.- Clarksfield + SSD: Deadline: Disk Scheduler: DEADLINE. Python 2.7.3. Compiz was running on this system.

apache: Static Web Page Servingblogbench: Writecompilebench: Compilecompilebench: Initial Createcompilebench: Read Compiled Treefs-mark: 5000 Files, 1MB Size, 4 Threadsfs-mark: 1000 Files, 1MB Sizefs-mark: 4000 Files, 32 Sub Dirs, 1MB Sizefs-mark: 1000 Files, 1MB Size, No Sync/FSynciozone: 64Kb - 8GB - Read Performanceiozone: 64Kb - 8GB - Write Performancenginx: Static Web Page Servingpgbench: TPC-B Transactions Per Secondpostmark: Disk Transaction Performancetiobench: Rand Write - 128MB - 8tiobench: Rand Write - 128MB - 16tiobench: Rand Write - 64MB - 16tiobench: Rand Write - 64MB - 8build-linux-kernel: Time To Compilebuild-php: Time To CompilePenryn + HDDSandy Bridge + SSDClarksfield + SSD CFQ Noop Deadline CFQ Noop Deadline CFQ Noop Deadline11255.1892340.3347.6248.6836.0017.7718.2068.7065.4752.3614157.59112.0013882.011.932.742.74329.4691.7511570.6278336.2845.7151.1935.0316.2317.2268.1062.4956.0114181.20112.7613881.821.742.202.68329.4291.8911320.6488243.6145.6550.4336.0719.5320.5768.6064.3654.0414207.02112.5713881.981.932.762.70330.0191.8019806.551531107.71100.69151.5999.3376.9077.43145.35254.84107.0327044.652420.2488.3087.3788.4190.34202.3557.0119836.92307983.0781.34126.8296.2076.0775.87152.17253.71103.3727426.181643.9182.2587.9889.5389.96202.8157.5819903.83279678.5183.86126.2796.0075.2775.50146.17251.9899.3327437.351863.2368.5680.2988.8290.23203.1257.2614233.481496107.1590.65148.6897.6079.7379.93148.37241.73105.8815722.562357.8183.4888.2389.5989.15181.3952.4214144.83327281.2072.24146.2394.8078.7078.47146.05240.68100.3515747.162021.72250089.6087.4291.1293.61182.0052.6214135.51254673.4769.46183.7394.4078.5378.27147.93240.84101.1715762.831940.40250092.5592.8092.7994.70182.0752.59OpenBenchmarking.org

Apache Benchmark

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.2.21Static Web Page ServingNoopDeadlineCFQ4K8K12K16K20KSE +/- 174.94, N = 3SE +/- 43.97, N = 3SE +/- 92.62, N = 3SE +/- 26.41, N = 3SE +/- 93.72, N = 3SE +/- 39.53, N = 3SE +/- 81.17, N = 3SE +/- 53.71, N = 3SE +/- 45.95, N = 319836.9219903.8319806.5511570.6211320.6411255.1814144.8314135.5114233.481. (CC) gcc options: -O2 -pthread -lm -lrt -lcrypt -lpthread -ldl

BlogBench

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgFinal Score, More Is BetterBlogBench 1.0Test: WriteNoopDeadlineCFQ7001400210028003500SE +/- 173.66, N = 6SE +/- 107.67, N = 6SE +/- 23.59, N = 6SE +/- 12.94, N = 6SE +/- 12.59, N = 5SE +/- 17.23, N = 6SE +/- 99.29, N = 6SE +/- 63.96, N = 6SE +/- 27.43, N = 33079279615317838829233272254614961. (CC) gcc options: -O2 -pthread

Compile Bench

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: CompileNoopDeadlineCFQ20406080100SE +/- 0.53, N = 3SE +/- 1.07, N = 3SE +/- 0.62, N = 3SE +/- 0.50, N = 3SE +/- 0.46, N = 3SE +/- 0.18, N = 3SE +/- 2.82, N = 6SE +/- 0.53, N = 3SE +/- 0.62, N = 383.0778.51107.7136.2843.6140.3381.2073.47107.15

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Initial CreateNoopDeadlineCFQ20406080100SE +/- 0.13, N = 3SE +/- 2.04, N = 3SE +/- 1.90, N = 3SE +/- 0.71, N = 3SE +/- 3.02, N = 3SE +/- 0.11, N = 2SE +/- 0.78, N = 3SE +/- 1.84, N = 3SE +/- 3.46, N = 381.3483.86100.6945.7145.6547.6272.2469.4690.65

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Read Compiled TreeNoopDeadlineCFQ4080120160200SE +/- 1.12, N = 3SE +/- 2.50, N = 3SE +/- 1.30, N = 3SE +/- 0.46, N = 3SE +/- 0.91, N = 3SE +/- 0.90, N = 3SE +/- 1.97, N = 3SE +/- 37.24, N = 3SE +/- 1.66, N = 3126.82126.27151.5951.1950.4348.68146.23183.73148.68

FS-Mark

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 5000 Files, 1MB Size, 4 ThreadsNoopDeadlineCFQ20406080100SE +/- 0.12, N = 3SE +/- 0.40, N = 3SE +/- 0.13, N = 3SE +/- 0.73, N = 6SE +/- 1.17, N = 6SE +/- 0.69, N = 3SE +/- 0.23, N = 3SE +/- 0.23, N = 3SE +/- 0.00, N = 396.2096.0099.3335.0336.0736.0094.8094.4097.601. (CC) gcc options: -static

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeNoopDeadlineCFQ20406080100SE +/- 0.74, N = 3SE +/- 0.79, N = 3SE +/- 0.75, N = 3SE +/- 0.19, N = 3SE +/- 0.15, N = 3SE +/- 0.03, N = 3SE +/- 0.75, N = 3SE +/- 0.82, N = 3SE +/- 1.02, N = 376.0775.2776.9016.2319.5317.7778.7078.5379.731. (CC) gcc options: -static

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 4000 Files, 32 Sub Dirs, 1MB SizeNoopDeadlineCFQ20406080100SE +/- 0.20, N = 3SE +/- 0.15, N = 3SE +/- 0.03, N = 3SE +/- 0.67, N = 6SE +/- 0.37, N = 3SE +/- 0.12, N = 3SE +/- 0.19, N = 3SE +/- 0.23, N = 3SE +/- 0.22, N = 375.8775.5077.4317.2220.5718.2078.4778.2779.931. (CC) gcc options: -static

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size, No Sync/FSyncNoopDeadlineCFQ306090120150SE +/- 0.71, N = 3SE +/- 2.71, N = 3SE +/- 2.33, N = 6SE +/- 0.89, N = 3SE +/- 1.10, N = 3SE +/- 1.33, N = 3SE +/- 2.35, N = 4SE +/- 2.25, N = 3SE +/- 2.21, N = 3152.17146.17145.3568.1068.6068.70146.05147.93148.371. (CC) gcc options: -static

IOzone

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Read PerformanceNoopDeadlineCFQ60120180240300SE +/- 0.30, N = 3SE +/- 0.71, N = 3SE +/- 0.03, N = 3SE +/- 0.29, N = 3SE +/- 0.31, N = 3SE +/- 0.26, N = 3SE +/- 0.29, N = 3SE +/- 0.49, N = 3SE +/- 0.04, N = 3253.71251.98254.8462.4964.3665.47240.68240.84241.731. (CC) gcc options: -O3

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Write PerformanceNoopDeadlineCFQ20406080100SE +/- 0.06, N = 3SE +/- 1.61, N = 3SE +/- 0.33, N = 3SE +/- 3.28, N = 6SE +/- 3.31, N = 6SE +/- 2.88, N = 6SE +/- 2.03, N = 6SE +/- 0.80, N = 3SE +/- 1.04, N = 3103.3799.33107.0356.0154.0452.36100.35101.17105.881. (CC) gcc options: -O3

NGINX Benchmark

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgRequests Per Second, More Is BetterNGINX Benchmark 1.0.11Static Web Page ServingNoopDeadlineCFQ6K12K18K24K30KSE +/- 368.02, N = 3SE +/- 228.12, N = 3SE +/- 381.12, N = 3SE +/- 18.78, N = 3SE +/- 40.09, N = 3SE +/- 64.83, N = 3SE +/- 119.30, N = 3SE +/- 78.35, N = 3SE +/- 144.33, N = 327426.1827437.3527044.6514181.2014207.0214157.5915747.1615762.8315722.561. (CC) gcc options: -lpthread -lcrypt -lz

PostgreSQL pgbench

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 8.4.11TPC-B Transactions Per SecondNoopDeadlineCFQ5001000150020002500SE +/- 21.31, N = 3SE +/- 51.48, N = 6SE +/- 114.10, N = 6SE +/- 0.75, N = 3SE +/- 0.48, N = 3SE +/- 0.29, N = 3SE +/- 80.83, N = 6SE +/- 73.53, N = 6SE +/- 16.17, N = 31643.911863.232420.24112.76112.57112.002021.721940.402357.811. (CC) gcc options: -O2 -fno-strict-aliasing -fwrapv -lpgport -lpq -lcrypt -ldl -lm

PostMark

Penryn + HDDClarksfield + SSDOpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceNoopDeadlineCFQ5001000150020002500SE +/- 0.00, N = 5SE +/- 0.00, N = 5SE +/- 0.00, N = 5SE +/- 0.00, N = 513881388138825002500

Threaded I/O Tester

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 8NoopDeadlineCFQ20406080100SE +/- 5.55, N = 8SE +/- 8.87, N = 8SE +/- 0.48, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 2.45, N = 8SE +/- 0.21, N = 4SE +/- 5.33, N = 882.2568.5688.301.821.982.0189.6092.5583.48

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 16NoopDeadlineCFQ20406080100SE +/- 0.39, N = 4SE +/- 5.12, N = 8SE +/- 0.38, N = 4SE +/- 0.02, N = 4SE +/- 0.02, N = 4SE +/- 0.02, N = 4SE +/- 3.68, N = 8SE +/- 0.20, N = 4SE +/- 0.13, N = 487.9880.2987.371.741.931.9387.4292.8088.23

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 16NoopDeadlineCFQ20406080100SE +/- 0.23, N = 4SE +/- 0.75, N = 4SE +/- 0.18, N = 4SE +/- 0.05, N = 8SE +/- 0.03, N = 4SE +/- 0.01, N = 4SE +/- 1.30, N = 8SE +/- 1.05, N = 4SE +/- 0.14, N = 489.5388.8288.412.202.762.7491.1292.7989.59

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 8NoopDeadlineCFQ20406080100SE +/- 0.16, N = 4SE +/- 0.36, N = 4SE +/- 0.46, N = 4SE +/- 0.15, N = 8SE +/- 0.02, N = 4SE +/- 0.03, N = 4SE +/- 0.09, N = 4SE +/- 0.24, N = 4SE +/- 1.13, N = 889.9690.2390.342.682.702.7493.6194.7089.15

Timed Linux Kernel Compilation

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 3.1Time To CompileNoopDeadlineCFQ70140210280350SE +/- 0.76, N = 3SE +/- 0.74, N = 3SE +/- 0.73, N = 3SE +/- 0.83, N = 3SE +/- 0.75, N = 3SE +/- 0.82, N = 3SE +/- 0.50, N = 3SE +/- 0.51, N = 3SE +/- 0.55, N = 3202.81203.12202.35329.42330.01329.46182.00182.07181.39

Timed PHP Compilation

Sandy Bridge + SSDPenryn + HDDClarksfield + SSDOpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 5.2.9Time To CompileNoopDeadlineCFQ20406080100SE +/- 0.76, N = 3SE +/- 0.36, N = 3SE +/- 0.06, N = 3SE +/- 0.16, N = 3SE +/- 0.18, N = 3SE +/- 0.11, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.05, N = 357.5857.2657.0191.8991.8091.7552.6252.5952.421. (CC) gcc options: -O2 -pedantic -ldl -lz -lm

Penryn + HDD: CFQ

Processor: Intel Core 2 Duo T9300 @ 2.50GHz (2 Cores), Motherboard: LENOVO 6459CTO, Chipset: Intel Mobile PM965/GM965/GL960 + ICH8M-E, Memory: 4096MB, Disk: 100GB Hitachi HTS72201, Graphics: NVIDIA Quadro NVS 140M 128MB (275/302MHz), Audio: Analog Devices AD1984, Network: Intel 82566MM Gigabit Connection + Intel PRO/Wireless

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1680x1050

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: CFQ / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: CFQ. Python 2.7.3. Compiz was running on this system.

Testing initiated at 10 April 2012 22:25 by user phoronix.

Penryn + HDD: Noop

Processor: Intel Core 2 Duo T9300 @ 2.50GHz (2 Cores), Motherboard: LENOVO 6459CTO, Chipset: Intel Mobile PM965/GM965/GL960 + ICH8M-E, Memory: 4096MB, Disk: 100GB Hitachi HTS72201, Graphics: LLVMpipe, Audio: Analog Devices AD1984, Network: Intel 82566MM Gigabit Connection + Intel PRO/Wireless

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1680x1050

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: NOOP / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: NOOP. Python 2.7.3. Compiz was running on this system.

Testing initiated at 11 April 2012 16:48 by user pts.

Penryn + HDD: Deadline

Processor: Intel Core 2 Duo T9300 @ 2.50GHz (2 Cores), Motherboard: LENOVO 6459CTO, Chipset: Intel Mobile PM965/GM965/GL960 + ICH8M-E, Memory: 4096MB, Disk: 100GB Hitachi HTS72201, Graphics: NVIDIA Quadro NVS 140M 128MB (275/302MHz), Audio: Analog Devices AD1984, Network: Intel 82566MM Gigabit Connection + Intel PRO/Wireless

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1680x1050

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.3. Compiz was running on this system.

Testing initiated at 11 April 2012 21:29 by user pts.

Sandy Bridge + SSD: CFQ

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: CFQ / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: CFQ. Python 2.7.3rc2. Compiz was running on this system.

Testing initiated at 12 April 2012 06:44 by user phoronix.

Sandy Bridge + SSD: Noop

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: NOOP / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: NOOP. Python 2.7.3rc2. Compiz was running on this system.

Testing initiated at 12 April 2012 08:44 by user phoronix.

Sandy Bridge + SSD: Deadline

Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel Sandybridge Mobile (GT2+), Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: intel 2.17.0, OpenGL: 3.0 Mesa 8.0.2, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1600x900

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.3rc2. Compiz was running on this system.

Testing initiated at 12 April 2012 10:36 by user phoronix.

Clarksfield + SSD: CFQ

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: CFQ / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: CFQ. Python 2.7.3. Compiz was running on this system.

Testing initiated at 12 April 2012 20:40 by user phoronix.

Clarksfield + SSD: Noop

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: NOOP / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: NOOP. Python 2.7.3. Compiz was running on this system.

Testing initiated at 12 April 2012 22:17 by user phoronix.

Clarksfield + SSD: Deadline

Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M 1024MB (405/324MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

OS: Ubuntu 12.04, Kernel: 3.4.0-999-generic (x86_64), Desktop: Unity 5.8.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1600x900

Compiler Notes: --build=x86_64-linux-gnu --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i686 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.3. Compiz was running on this system.

Testing initiated at 13 April 2012 05:26 by user phoronix.