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&rdt&gru.

ProcessorMotherboardChipsetMemoryDiskGraphicsAudioOSKernelDesktopDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutionEXT4BtrfsEXT4Btrfs Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 CleanCache 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)2.6.37-020637-generic (x86_64)btrfs2.6.38-020638-generic (x86_64)2.6.39-999-generic (x86_64)3584MB2.6.39-cleancache+ (x86_64)ext4btrfsOpenBenchmarking.orgSystem Details- Disk Scheduler: CFQ. Intel SpeedStep was enabled.

fs-mark: 1000 Files, 1MB Sizefs-mark: 1000 Files, 1MB Size, No Sync/FSyncdbench: 12tiobench: Rand Write - 128MB - 8iozone: 64Kb - 8GB - Write Performanceiozone: 64Kb - 8GB - Read Performanceapache: Static Web Page Servingpgbench: TPC-B Transactions Per Secondpostmark: Disk Transaction Performancefio: Intel IOMeter File Server Access Patternsqlite: Default Test DirectoryEXT4BtrfsEXT4Btrfs Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 Linux 2.6.37 Linux 2.6.38 Linux 2.6.39 CleanCache CleanCache17.5767.4754.851.9650.8751.739262.61109.95224199.42789.2817.6767.0355.361.9550.8851.679327.33109.01221599.30805.7817.7067.9754.321.9650.6467.928658.16109.92217899.02787.431786.4751.4228.8860.3555.788826.89145581.281174.7116.8787.8363.1528.2159.7655.459381.65188282.691176.1017.2385.7765.0829.6160.2759.598208.33188282.361170.6516.4770.0044.761.6653.0064.949482.98110.03208391.84764.9817.1386.3766.5932.3760.6156.108899.70181381.721184.46OpenBenchmarking.org

FS-Mark

Test: 1000 Files, 1MB Size

EXT4BtrfsOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache48121620SE +/- 0.07, N = 3SE +/- 0.03, N = 3SE +/- 0.00, N = 3SE +/- 0.09, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.09, N = 317.5717.6717.7016.4717.0016.8717.2317.13

FS-Mark

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

EXT4BtrfsOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size, No Sync/FSyncLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache20406080100SE +/- 0.28, N = 3SE +/- 0.13, N = 3SE +/- 0.15, N = 3SE +/- 0.75, N = 3SE +/- 0.60, N = 3SE +/- 0.12, N = 3SE +/- 1.57, N = 3SE +/- 0.12, N = 367.4767.0367.9770.0086.4787.8385.7786.37

Dbench

Client Count: 12

EXT4BtrfsOpenBenchmarking.orgMB/s, More Is BetterDbench 4.0Client Count: 12Linux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache1530456075SE +/- 0.44, N = 3SE +/- 0.14, N = 3SE +/- 0.48, N = 3SE +/- 0.29, N = 3SE +/- 0.29, N = 3SE +/- 0.39, N = 3SE +/- 0.30, N = 3SE +/- 0.26, N = 354.8555.3654.3244.7651.4263.1565.0866.59

Threaded I/O Tester

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

EXT4BtrfsOpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 128MB - Thread Count: 8Linux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache816243240SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 0.01, N = 4SE +/- 1.60, N = 8SE +/- 2.09, N = 8SE +/- 1.57, N = 8SE +/- 1.68, N = 81.961.951.961.6628.8828.2129.6132.37

IOzone

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

EXT4BtrfsOpenBenchmarking.orgMB/s, More Is BetterIOzone 3.347Record Size: 64Kb - File Size: 8GB - Disk Test: Write PerformanceLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache1428425670SE +/- 2.45, N = 6SE +/- 2.45, N = 6SE +/- 2.46, N = 6SE +/- 3.09, N = 6SE +/- 0.11, N = 3SE +/- 0.11, N = 3SE +/- 0.12, N = 3SE +/- 0.09, N = 350.8750.8850.6453.0060.3559.7660.2760.61

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 2.6.37Linux 2.6.38Linux 2.6.39CleanCache1530456075SE +/- 1.82, N = 6SE +/- 1.79, N = 6SE +/- 1.63, N = 6SE +/- 1.98, N = 6SE +/- 0.01, N = 3SE +/- 0.06, N = 3SE +/- 0.29, N = 3SE +/- 0.09, N = 351.7351.6767.9264.9455.7855.4559.5956.10

Apache Benchmark

Static Web Page Serving

EXT4BtrfsOpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.2.17Static Web Page ServingLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache2K4K6K8K10KSE +/- 30.49, N = 3SE +/- 44.74, N = 3SE +/- 32.20, N = 3SE +/- 95.15, N = 3SE +/- 17.67, N = 3SE +/- 53.63, N = 3SE +/- 66.28, N = 3SE +/- 94.54, N = 39262.619327.338658.169482.988826.899381.658208.338899.70

PostgreSQL pgbench

TPC-B Transactions Per Second

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.0.1TPC-B Transactions Per SecondLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache20406080100SE +/- 0.23, N = 3SE +/- 0.74, N = 3SE +/- 0.04, N = 3SE +/- 0.25, N = 3109.95109.01109.92110.03

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 +/- 17.08, N = 10SE +/- 21.08, N = 10SE +/- 21.08, N = 10SE +/- 27.60, N = 522412215217820831455188218821813

Flexible IO Tester

Test: Intel IOMeter File Server Access Pattern

EXT4BtrfsOpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 1.21Test: Intel IOMeter File Server Access PatternLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache20406080100SE +/- 3.63, N = 6SE +/- 3.49, N = 6SE +/- 4.24, N = 6SE +/- 1.78, N = 3SE +/- 0.54, N = 3SE +/- 0.44, N = 3SE +/- 1.26, N = 3SE +/- 0.80, N = 399.4299.3099.0291.8481.2882.6982.3681.72

SQLite

Test Target: Default Test Directory

EXT4BtrfsOpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.7.3Test Target: Default Test DirectoryLinux 2.6.37Linux 2.6.38Linux 2.6.39CleanCache30060090012001500SE +/- 3.80, N = 3SE +/- 3.51, N = 3SE +/- 6.04, N = 3SE +/- 35.22, N = 6SE +/- 2.64, N = 3SE +/- 5.58, N = 3SE +/- 3.84, N = 3SE +/- 18.91, N = 3789.28805.78787.43764.981174.711176.101170.651184.46

Phoronix Test Suite v10.8.4