Linux CleanCache Benchmarks

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

HTML result view exported from: https://openbenchmarking.org/result/1105276-GR-CLEANCACH02&sor&grt.

ProcessorMotherboardChipsetMemoryDiskGraphicsAudioOSKernelDesktopDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutionEXT4Btrfs Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 CleanCache Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 CleanCacheIntel 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)OpenBenchmarking.orgSystem Details- Disk Scheduler: CFQ. Intel SpeedStep was enabled.

apache: Static Web Page Servingdbench: 12fio: Intel IOMeter File Server Access Patternfs-mark: 1000 Files, 1MB Sizefs-mark: 1000 Files, 1MB Size, No Sync/FSynciozone: 64Kb - 8GB - Write Performanceiozone: 64Kb - 8GB - Read Performancepgbench: TPC-B Transactions Per Secondpostmark: Disk Transaction Performancesqlite: Default Test Directorytiobench: Rand Write - 128MB - 8EXT4Btrfs Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 CleanCache Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 CleanCache9262.6154.8599.4217.5767.4750.8751.73109.952241789.281.969327.3355.3699.3017.6767.0350.8851.67109.012215805.781.958658.1654.3299.0217.7067.9750.6467.92109.922178787.431.969482.9844.7691.8416.4770.0053.0064.94110.032083764.981.668826.8951.4281.281786.4760.3555.7814551174.7128.889381.6563.1582.6916.8787.8359.7655.4518821176.1028.218208.3365.0882.3617.2385.7760.2759.5918821170.6529.618899.7066.5981.7217.1386.3760.6156.1018131184.4632.37OpenBenchmarking.org

Apache Benchmark

Static Web Page Serving

EXT4BtrfsOpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.2.17Static Web Page ServingCleanCacheLinux 2.6.38Linux 2.6.37Linux 2.6.392K4K6K8K10KSE +/- 95.15, N = 3SE +/- 44.74, N = 3SE +/- 30.49, N = 3SE +/- 32.20, N = 3SE +/- 53.63, N = 3SE +/- 94.54, N = 3SE +/- 17.67, N = 3SE +/- 66.28, N = 39482.989327.339262.618658.169381.658899.708826.898208.33

Dbench

Client Count: 12

BtrfsEXT4OpenBenchmarking.orgMB/s, More Is BetterDbench 4.0Client Count: 12CleanCacheLinux 2.6.39Linux 2.6.38Linux 2.6.371530456075SE +/- 0.26, N = 3SE +/- 0.30, N = 3SE +/- 0.39, N = 3SE +/- 0.29, N = 3SE +/- 0.14, N = 3SE +/- 0.44, N = 3SE +/- 0.48, N = 3SE +/- 0.29, N = 366.5965.0863.1551.4255.3654.8554.3244.76

Flexible IO Tester

Test: Intel IOMeter File Server Access Pattern

BtrfsEXT4OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.21Test: Intel IOMeter File Server Access PatternLinux 2.6.37CleanCacheLinux 2.6.39Linux 2.6.3820406080100SE +/- 0.54, N = 3SE +/- 0.80, N = 3SE +/- 1.26, N = 3SE +/- 0.44, N = 3SE +/- 1.78, N = 3SE +/- 4.24, N = 6SE +/- 3.49, N = 6SE +/- 3.63, N = 681.2881.7282.3682.6991.8499.0299.3099.42

FS-Mark

Test: 1000 Files, 1MB Size

EXT4BtrfsOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeLinux 2.6.39Linux 2.6.38Linux 2.6.37CleanCache48121620SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.07, N = 3SE +/- 0.09, N = 3SE +/- 0.03, N = 3SE +/- 0.09, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 317.7017.6717.5716.4717.2317.1317.0016.87

FS-Mark

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

BtrfsEXT4OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size, No Sync/FSyncLinux 2.6.38Linux 2.6.37CleanCacheLinux 2.6.3920406080100SE +/- 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 = 387.8386.4786.3785.7770.0067.9767.4767.03

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

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

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

PostMark

Disk Transaction Performance

EXT4BtrfsOpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache5001000150020002500SE +/- 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 = 1022412215217820831882188218131455

SQLite

Test Target: Default Test Directory

EXT4BtrfsOpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.7.3Test Target: Default Test DirectoryCleanCacheLinux 2.6.39Linux 2.6.37Linux 2.6.3830060090012001500SE +/- 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 = 3764.98787.43789.28805.781170.651174.711176.101184.46

Threaded I/O Tester

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

BtrfsEXT4OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 8CleanCacheLinux 2.6.39Linux 2.6.37Linux 2.6.38816243240SE +/- 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 = 432.3729.6128.8828.211.961.961.951.66

Phoronix Test Suite v10.8.4