Linux CleanCache Benchmarks

EXT4 and Btrfs benchmarks of the new Linux CleanCache kernel feature.

HTML result view exported from: https://openbenchmarking.org/result/1106029-IV-1105276GR68&sor&grr.

Linux CleanCache BenchmarksProcessorMotherboardChipsetMemoryDiskGraphicsAudioOSKernelDesktopDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutionOpenGLEXT4: Linux 2.6.37EXT4: Linux 2.6.38EXT4: Linux 2.6.39EXT4: CleanCacheBtrfs: Linux 2.6.37Btrfs: Linux 2.6.38Btrfs: Linux 2.6.39Btrfs: CleanCachefirstIntel Core 2 Duo T9300 @ 2.50GHz (2 Cores)LENOVO 6459CTOIntel Mobile PM965/GM965/GL960 + ICH8M-E4096MB100GB Hitachi HTS72201NVIDIA Quadro NVS 140M (400/600MHz)Analog Devices AD1984Ubuntu 11.042.6.37-020637-generic (x86_64)GNOME 2.32.1X Server 1.10.1nouveau 0.0.16GCC 4.5.2ext41680x10502.6.38-020638-generic (x86_64)2.6.39-999-generic (x86_64)3584MB2.6.39-cleancache+ (x86_64)4096MB2.6.37-020637-generic (x86_64)GNOME 2.32.1btrfs2.6.38-020638-generic (x86_64)2.6.39-999-generic (x86_64)3584MB2.6.39-cleancache+ (x86_64)Intel Core i5 M 450 @ 1.20GHz (4 Cores)LENOVO 43149VGIntel Core4096MB320GB Seagate ST9320423ASNVIDIA GT218 [NVS 3100M] 512MB (606/790MHz)Conexant CX205852.6.38-8-generic-pae (i686)GNOME 2.32.1NVIDIA 270.41.193.3.0 NVIDIA 270.41.19ext41600x900OpenBenchmarking.orgSystem Details- EXT4: Linux 2.6.37: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- EXT4: Linux 2.6.38: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- EXT4: Linux 2.6.39: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- EXT4: CleanCache: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- Btrfs: Linux 2.6.37: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- Btrfs: Linux 2.6.38: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- Btrfs: Linux 2.6.39: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- Btrfs: CleanCache: Disk Scheduler: CFQ. Intel SpeedStep was enabled.- first: Disk Scheduler: CFQ. Compiz and Firefox were running on this system.

Linux CleanCache Benchmarksiozone: 64Kb - 8GB - Read Performanceiozone: 64Kb - 8GB - Write Performancetiobench: Rand Write - 128MB - 8fs-mark: 1000 Files, 1MB Size, No Sync/FSyncfs-mark: 1000 Files, 1MB Sizefio: Intel IOMeter File Server Access Patterndbench: 12sqlite: Default Test Directorypostmark: Disk Transaction Performancepgbench: TPC-B Transactions Per Secondapache: Static Web Page ServingEXT4: Linux 2.6.37EXT4: Linux 2.6.38EXT4: Linux 2.6.39EXT4: CleanCacheBtrfs: Linux 2.6.37Btrfs: Linux 2.6.38Btrfs: Linux 2.6.39Btrfs: CleanCachefirst51.7350.871.9667.4717.5799.4254.85789.282241109.959262.6151.6750.881.9567.0317.6799.3055.36805.782215109.019327.3367.9250.641.9667.9717.7099.0254.32787.432178109.928658.1664.9453.001.6670.0016.4791.8444.76764.982083110.039482.9855.7860.3528.8886.471781.2851.421174.7114558826.8955.4559.7628.2187.8316.8782.6963.151176.1018829381.6559.5960.2729.6185.7717.2382.3665.081170.6518828208.3356.1060.6132.3786.3717.1381.7266.591184.4618138899.7048.6446.9228.2298.00203.1518.791344708.38OpenBenchmarking.org

IOzone

Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance

EXT4BtrfsOpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Read PerformanceLinux 2.6.39CleanCacheLinux 2.6.37Linux 2.6.381530456075SE +/- 1.63, N = 6SE +/- 1.98, N = 6SE +/- 1.82, N = 6SE +/- 1.79, N = 6SE +/- 0.29, N = 3SE +/- 0.09, N = 3SE +/- 0.01, N = 3SE +/- 0.06, N = 367.9264.9451.7351.6759.5956.1055.7855.45

IOzone

Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance

BtrfsEXT4OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Write PerformanceCleanCacheLinux 2.6.37Linux 2.6.39Linux 2.6.381428425670SE +/- 0.09, N = 3SE +/- 0.11, N = 3SE +/- 0.12, N = 3SE +/- 0.11, N = 3SE +/- 3.09, N = 6SE +/- 2.45, N = 6SE +/- 2.45, N = 6SE +/- 2.46, N = 660.6160.3560.2759.7653.0050.8850.8750.64

Threaded I/O Tester

Test: Random Write - Size Per Thread: 128MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 8firstBtrfs: CleanCacheBtrfs: Linux 2.6.39Btrfs: Linux 2.6.37Btrfs: Linux 2.6.38EXT4: Linux 2.6.39EXT4: Linux 2.6.37EXT4: Linux 2.6.38EXT4: CleanCache1122334455SE +/- 0.54, N = 4SE +/- 1.68, N = 8SE +/- 1.57, N = 8SE +/- 1.60, N = 8SE +/- 2.09, N = 8SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 448.6432.3729.6128.8828.211.961.961.951.66

FS-Mark

Test: 1000 Files, 1MB Size, No Sync/FSync

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size, No Sync/FSyncBtrfs: Linux 2.6.38Btrfs: Linux 2.6.37Btrfs: CleanCacheBtrfs: Linux 2.6.39EXT4: CleanCacheEXT4: Linux 2.6.39EXT4: Linux 2.6.37EXT4: Linux 2.6.38first20406080100SE +/- 0.12, N = 3SE +/- 0.60, N = 3SE +/- 0.12, N = 3SE +/- 1.57, N = 3SE +/- 0.75, N = 3SE +/- 0.15, N = 3SE +/- 0.28, N = 3SE +/- 0.13, N = 3SE +/- 1.52, N = 687.8386.4786.3785.7770.0067.9767.4767.0346.92

FS-Mark

Test: 1000 Files, 1MB Size

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizefirstEXT4: Linux 2.6.39EXT4: Linux 2.6.38EXT4: Linux 2.6.37Btrfs: Linux 2.6.39Btrfs: CleanCacheBtrfs: Linux 2.6.37Btrfs: Linux 2.6.38EXT4: CleanCache714212835SE +/- 4.95, N = 6SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.07, N = 3SE +/- 0.03, N = 3SE +/- 0.09, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.09, N = 328.2217.7017.6717.5717.2317.1317.0016.8716.47

Flexible IO Tester

Test: Intel IOMeter File Server Access Pattern

OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.21Test: Intel IOMeter File Server Access PatternBtrfs: Linux 2.6.37Btrfs: CleanCacheBtrfs: Linux 2.6.39Btrfs: Linux 2.6.38EXT4: CleanCachefirstEXT4: Linux 2.6.39EXT4: Linux 2.6.38EXT4: Linux 2.6.3720406080100SE +/- 0.54, N = 3SE +/- 0.80, N = 3SE +/- 1.26, N = 3SE +/- 0.44, N = 3SE +/- 1.78, N = 3SE +/- 21.46, N = 6SE +/- 4.24, N = 6SE +/- 3.49, N = 6SE +/- 3.63, N = 681.2881.7282.3682.6991.8498.0099.0299.3099.42

Dbench

Client Count: 12

OpenBenchmarking.orgMB/s, More Is BetterDbench 4.0Client Count: 12firstBtrfs: CleanCacheBtrfs: Linux 2.6.39Btrfs: Linux 2.6.38EXT4: Linux 2.6.38EXT4: Linux 2.6.37EXT4: Linux 2.6.39Btrfs: Linux 2.6.37EXT4: CleanCache4080120160200SE +/- 2.49, N = 3SE +/- 0.26, N = 3SE +/- 0.30, N = 3SE +/- 0.39, N = 3SE +/- 0.14, N = 3SE +/- 0.44, N = 3SE +/- 0.48, N = 3SE +/- 0.29, N = 3SE +/- 0.29, N = 3203.1566.5965.0863.1555.3654.8554.3251.4244.76

SQLite

Test Target: Default Test Directory

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.7.3Test Target: Default Test DirectoryfirstEXT4: CleanCacheEXT4: Linux 2.6.39EXT4: Linux 2.6.37EXT4: Linux 2.6.38Btrfs: Linux 2.6.39Btrfs: Linux 2.6.37Btrfs: Linux 2.6.38Btrfs: CleanCache30060090012001500SE +/- 0.15, N = 3SE +/- 35.22, N = 6SE +/- 6.04, N = 3SE +/- 3.80, N = 3SE +/- 3.51, N = 3SE +/- 3.84, N = 3SE +/- 2.64, N = 3SE +/- 5.58, N = 3SE +/- 18.91, N = 318.79764.98787.43789.28805.781170.651174.711176.101184.46

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceEXT4: Linux 2.6.37EXT4: Linux 2.6.38EXT4: Linux 2.6.39EXT4: CleanCacheBtrfs: Linux 2.6.39Btrfs: Linux 2.6.38Btrfs: CleanCacheBtrfs: Linux 2.6.37first5001000150020002500SE +/- 31.50, N = 6SE +/- 28.87, N = 10SE +/- 31.50, N = 10SE +/- 0.00, N = 5SE +/- 21.08, N = 10SE +/- 21.08, N = 10SE +/- 27.60, N = 5SE +/- 17.08, N = 10SE +/- 2.00, N = 522412215217820831882188218131455134

PostgreSQL pgbench

TPC-B Transactions Per Second

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.0.1TPC-B Transactions Per SecondCleanCacheLinux 2.6.37Linux 2.6.39Linux 2.6.3820406080100SE +/- 0.25, N = 3SE +/- 0.23, N = 3SE +/- 0.04, N = 3SE +/- 0.74, N = 3110.03109.95109.92109.01

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.2.17Static Web Page ServingEXT4: CleanCacheBtrfs: Linux 2.6.38EXT4: Linux 2.6.38EXT4: Linux 2.6.37Btrfs: CleanCacheBtrfs: Linux 2.6.37EXT4: Linux 2.6.39Btrfs: Linux 2.6.39first2K4K6K8K10KSE +/- 95.15, N = 3SE +/- 53.63, N = 3SE +/- 44.74, N = 3SE +/- 30.49, N = 3SE +/- 94.54, N = 3SE +/- 17.67, N = 3SE +/- 32.20, N = 3SE +/- 66.28, N = 3SE +/- 8.68, N = 39482.989381.659327.339262.618899.708826.898658.168208.334708.38

Phoronix Test Suite v10.8.4