Linux Kernel Testing A collection of Linux kernel mainline testing. Kernels from the Ubuntu mainline PPA. Linux 2.6.24: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.24-020624-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.25: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.25-020625-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.26: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.26-020626-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.27: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.27-020627-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.28: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.28-020628-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.29: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.29-020629-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.30: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.30-020630-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.31: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.31-020631-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.32: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.32-020632-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.33: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.33-020633-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.34: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.34-020634-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.35: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.35-020635-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.36: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.36-020636-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.37: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.37-020637-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.38: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.38-020638-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 Linux 2.6.39: Processor: Intel Core 2 Duo E8400 @ 3.87GHz (2 Cores), Motherboard: Gigabyte EP45T-DS3R, Chipset: Intel Eaglelake + ICH10R, Memory: 2048MB, Disk: 160GB Western Digital WDC WD1600JS-00M, Graphics: ATI 9442, Monitor: DELL P2210H OS: Ubuntu 8.04, Kernel: 2.6.39-999-generic (x86_64), Desktop: GNOME 2.22.3, Display Server: X Server 1.4.0.90, Display Driver: vesa 1.3.0, OpenGL: 1.4 (2.1 Mesa 7.0.3-rc2), Compiler: GCC 4.2.4, File-System: ext3, Screen Resolution: 1280x1024 7-Zip Compression 9.13 Compress Speed Test MIPS > Higher Is Better Linux 2.6.24 . 6292 |======================================================== Linux 2.6.25 . 5463 |================================================= Linux 2.6.26 . 5151 |============================================== Linux 2.6.27 . 5289 |=============================================== Linux 2.6.28 . 6019 |====================================================== Linux 2.6.29 . 4817 |=========================================== Linux 2.6.30 . 4860 |============================================ Linux 2.6.31 . 4818 |=========================================== Linux 2.6.32 . 6446 |========================================================== Linux 2.6.33 . 6379 |========================================================= Linux 2.6.34 . 6417 |========================================================== Linux 2.6.35 . 6437 |========================================================== Linux 2.6.36 . 6468 |========================================================== Linux 2.6.37 . 6146 |======================================================= Linux 2.6.38 . 6124 |======================================================= Linux 2.6.39 . 6073 |====================================================== Apache Benchmark 2.2.17 Static Web Page Serving Requests Per Second > Higher Is Better Linux 2.6.24 . 17395.57 |====================================================== Linux 2.6.25 . 12692.74 |======================================= Linux 2.6.26 . 12333.95 |====================================== Linux 2.6.27 . 11822.40 |===================================== Linux 2.6.28 . 12946.38 |======================================== Linux 2.6.29 . 12368.99 |====================================== Linux 2.6.30 . 12275.11 |====================================== Linux 2.6.31 . 10665.84 |================================= Linux 2.6.32 . 11133.01 |=================================== Linux 2.6.33 . 14033.98 |============================================ Linux 2.6.34 . 13879.59 |=========================================== Linux 2.6.35 . 14949.18 |============================================== Linux 2.6.36 . 14855.03 |============================================== Linux 2.6.37 . 14328.45 |============================================ Linux 2.6.38 . 15142.67 |=============================================== Linux 2.6.39 . 13766.61 |=========================================== C-Ray 1.1 Total Time Seconds < Lower Is Better Linux 2.6.24 . 111.12 |======================================================== Linux 2.6.25 . 112.02 |======================================================== Linux 2.6.26 . 110.70 |======================================================= Linux 2.6.27 . 111.55 |======================================================== Linux 2.6.28 . 110.71 |======================================================= Linux 2.6.29 . 111.54 |======================================================== Linux 2.6.30 . 111.79 |======================================================== Linux 2.6.31 . 110.96 |======================================================= Linux 2.6.32 . 111.70 |======================================================== Linux 2.6.33 . 111.70 |======================================================== Linux 2.6.34 . 111.56 |======================================================== Linux 2.6.35 . 111.31 |======================================================== Linux 2.6.36 . 111.27 |======================================================== Linux 2.6.37 . 111.32 |======================================================== Linux 2.6.38 . 111.12 |======================================================== Linux 2.6.39 . 111.36 |======================================================== FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better Linux 2.6.24 . 32.72 |======================================================== Linux 2.6.25 . 31.90 |====================================================== Linux 2.6.26 . 33.05 |======================================================== Linux 2.6.27 . 32.75 |======================================================== Linux 2.6.28 . 32.93 |======================================================== Linux 2.6.29 . 31.60 |====================================================== Linux 2.6.30 . 32.73 |======================================================== Linux 2.6.31 . 31.10 |===================================================== Linux 2.6.32 . 32.17 |======================================================= Linux 2.6.33 . 17.50 |============================== Linux 2.6.34 . 30.13 |=================================================== Linux 2.6.35 . 30.60 |==================================================== Linux 2.6.36 . 30.80 |===================================================== Linux 2.6.37 . 31.67 |====================================================== Linux 2.6.38 . 33.37 |========================================================= Linux 2.6.39 . 32.13 |======================================================= FS-Mark 3.3 Test: 1000 Files, 1MB Size, No Sync/FSync Files/s > Higher Is Better Linux 2.6.24 . 43.63 |================================================= Linux 2.6.25 . 43.33 |================================================ Linux 2.6.26 . 42.43 |=============================================== Linux 2.6.27 . 42.27 |=============================================== Linux 2.6.28 . 42.35 |=============================================== Linux 2.6.29 . 42.03 |=============================================== Linux 2.6.30 . 50.23 |======================================================== Linux 2.6.31 . 45.47 |=================================================== Linux 2.6.32 . 47.22 |===================================================== Linux 2.6.33 . 50.30 |======================================================== Linux 2.6.34 . 51.10 |========================================================= Linux 2.6.35 . 51.20 |========================================================= Linux 2.6.36 . 50.03 |======================================================== Linux 2.6.37 . 41.22 |============================================== Linux 2.6.38 . 41.20 |============================================== Linux 2.6.39 . 40.57 |============================================= Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better Linux 2.6.24 . 266.06 |======================================================== Linux 2.6.25 . 266.98 |======================================================== Linux 2.6.26 . 263.73 |======================================================= Linux 2.6.27 . 264.27 |======================================================= Linux 2.6.28 . 264.15 |======================================================= Linux 2.6.29 . 263.32 |======================================================= Linux 2.6.30 . 263.72 |======================================================= Linux 2.6.31 . 264.15 |======================================================= Linux 2.6.32 . 264.93 |======================================================== Linux 2.6.33 . 263.84 |======================================================= Linux 2.6.34 . 263.44 |======================================================= Linux 2.6.35 . 262.11 |======================================================= Linux 2.6.36 . 262.56 |======================================================= Linux 2.6.37 . 263.60 |======================================================= Linux 2.6.38 . 263.73 |======================================================= Linux 2.6.39 . 263.31 |======================================================= NAS Parallel Benchmarks 3.3 Test / Class: IS.C Total Mop/s > Higher Is Better Linux 2.6.24 . 120.59 |======================================================== Linux 2.6.25 . 119.38 |======================================================= Linux 2.6.26 . 120.75 |======================================================== Linux 2.6.27 . 120.74 |======================================================== Linux 2.6.28 . 120.78 |======================================================== Linux 2.6.29 . 120.81 |======================================================== Linux 2.6.30 . 120.70 |======================================================== Linux 2.6.31 . 120.45 |======================================================== Linux 2.6.32 . 120.82 |======================================================== Linux 2.6.33 . 120.82 |======================================================== Linux 2.6.34 . 120.49 |======================================================== Linux 2.6.35 . 120.70 |======================================================== Linux 2.6.36 . 120.74 |======================================================== Linux 2.6.37 . 120.87 |======================================================== Linux 2.6.38 . 120.82 |======================================================== Linux 2.6.39 . 120.82 |======================================================== NAS Parallel Benchmarks 3.3 Test / Class: UA.A Total Mop/s > Higher Is Better Linux 2.6.24 . 12.43 |========================================================= Linux 2.6.25 . 12.42 |========================================================= Linux 2.6.26 . 12.40 |========================================================= Linux 2.6.27 . 12.34 |========================================================= Linux 2.6.28 . 12.40 |========================================================= Linux 2.6.29 . 12.39 |========================================================= Linux 2.6.30 . 12.37 |========================================================= Linux 2.6.31 . 12.35 |========================================================= Linux 2.6.32 . 12.36 |========================================================= Linux 2.6.33 . 12.32 |======================================================== Linux 2.6.34 . 12.33 |========================================================= Linux 2.6.35 . 12.39 |========================================================= Linux 2.6.36 . 12.37 |========================================================= Linux 2.6.37 . 12.39 |========================================================= Linux 2.6.38 . 12.41 |========================================================= Linux 2.6.39 . 12.40 |========================================================= PostgreSQL pgbench 9.0.1 TPC-B Transactions Per Second TPS > Higher Is Better Linux 2.6.24 . 638.02 |=========== Linux 2.6.25 . 630.44 |=========== Linux 2.6.26 . 773.07 |============== Linux 2.6.27 . 1035.93 |================== Linux 2.6.28 . 1042.95 |================== Linux 2.6.29 . 984.86 |================= Linux 2.6.30 . 3059.46 |===================================================== Linux 2.6.31 . 3037.32 |===================================================== Linux 2.6.32 . 3146.12 |======================================================= Linux 2.6.33 . 102.96 |== Linux 2.6.34 . 984.38 |================= Linux 2.6.35 . 1020.53 |================== Linux 2.6.36 . 983.46 |================= Linux 2.6.37 . 1026.26 |================== Linux 2.6.38 . 1032.84 |================== Linux 2.6.39 . 1106.17 |=================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Linux 2.6.24 . 187 |===== Linux 2.6.25 . 184 |===== Linux 2.6.26 . 185 |===== Linux 2.6.27 . 195 |===== Linux 2.6.28 . 196 |===== Linux 2.6.29 . 197 |===== Linux 2.6.30 . 2361 |========================================================== Linux 2.6.31 . 2087 |=================================================== Linux 2.6.32 . 2294 |======================================================== Linux 2.6.33 . 849 |===================== Linux 2.6.34 . 880 |====================== Linux 2.6.35 . 818 |==================== Linux 2.6.36 . 845 |===================== Linux 2.6.37 . 966 |======================== Linux 2.6.38 . 1068 |========================== Linux 2.6.39 . 985 |======================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better Linux 2.6.24 . 2.95 |==================================================== Linux 2.6.25 . 3.07 |======================================================= Linux 2.6.26 . 3.03 |====================================================== Linux 2.6.27 . 2.90 |==================================================== Linux 2.6.28 . 3.01 |====================================================== Linux 2.6.29 . 3.09 |======================================================= Linux 2.6.30 . 3.24 |========================================================== Linux 2.6.31 . 3.19 |========================================================= Linux 2.6.32 . 3.26 |========================================================== Linux 2.6.33 . 3.08 |======================================================= Linux 2.6.34 . 3.11 |======================================================= Linux 2.6.35 . 3.09 |======================================================= Linux 2.6.36 . 3.12 |======================================================== Linux 2.6.37 . 3.07 |======================================================= Linux 2.6.38 . 3.04 |====================================================== Linux 2.6.39 . 3.00 |===================================================== Timed Apache Compilation 2.2.17 Time To Compile Seconds < Lower Is Better Linux 2.6.24 . 31.76 |==================================================== Linux 2.6.25 . 33.04 |====================================================== Linux 2.6.26 . 33.09 |====================================================== Linux 2.6.27 . 32.49 |===================================================== Linux 2.6.28 . 32.72 |====================================================== Linux 2.6.29 . 33.57 |======================================================= Linux 2.6.30 . 33.48 |======================================================= Linux 2.6.31 . 33.86 |======================================================== Linux 2.6.32 . 33.01 |====================================================== Linux 2.6.33 . 33.03 |====================================================== Linux 2.6.34 . 32.76 |====================================================== Linux 2.6.35 . 32.76 |====================================================== Linux 2.6.36 . 32.97 |====================================================== Linux 2.6.37 . 32.71 |====================================================== Linux 2.6.38 . 34.70 |========================================================= Linux 2.6.39 . 34.61 |========================================================= Timed ImageMagick Compilation 6.6.3-4 Time To Compile Seconds < Lower Is Better Linux 2.6.24 . 110.38 |====================================================== Linux 2.6.25 . 111.77 |====================================================== Linux 2.6.26 . 112.09 |====================================================== Linux 2.6.27 . 111.23 |====================================================== Linux 2.6.29 . 111.84 |====================================================== Linux 2.6.30 . 111.98 |====================================================== Linux 2.6.31 . 112.24 |======================================================= Linux 2.6.32 . 113.44 |======================================================= Linux 2.6.33 . 113.48 |======================================================= Linux 2.6.34 . 113.38 |======================================================= Linux 2.6.35 . 113.87 |======================================================= Linux 2.6.36 . 113.77 |======================================================= Linux 2.6.37 . 113.66 |======================================================= Linux 2.6.38 . 115.27 |======================================================== Linux 2.6.39 . 115.21 |======================================================== TTSIOD 3D Renderer 2.1v Phong Rendering With Soft-Shadow Mapping FPS > Higher Is Better Linux 2.6.24 . 29.07 |====================================================== Linux 2.6.25 . 28.75 |====================================================== Linux 2.6.26 . 29.54 |======================================================= Linux 2.6.27 . 29.93 |======================================================== Linux 2.6.28 . 29.91 |======================================================== Linux 2.6.29 . 29.90 |======================================================== Linux 2.6.30 . 29.84 |======================================================== Linux 2.6.31 . 29.93 |======================================================== Linux 2.6.32 . 29.81 |======================================================== Linux 2.6.33 . 30.36 |========================================================= Linux 2.6.34 . 29.67 |======================================================= Linux 2.6.35 . 30.56 |========================================================= Linux 2.6.36 . 30.49 |========================================================= Linux 2.6.37 . 30.56 |========================================================= Linux 2.6.38 . 30.51 |========================================================= Linux 2.6.39 . 30.52 |========================================================= x264 2010-11-22 H.264 Video Encoding Frames Per Second > Higher Is Better Linux 2.6.24 . 37.41 |========================================================= Linux 2.6.25 . 30.96 |=============================================== Linux 2.6.26 . 36.40 |======================================================= Linux 2.6.27 . 36.86 |======================================================== Linux 2.6.28 . 35.57 |====================================================== Linux 2.6.29 . 35.71 |====================================================== Linux 2.6.30 . 36.57 |======================================================== Linux 2.6.31 . 36.39 |======================================================= Linux 2.6.32 . 35.77 |======================================================= Linux 2.6.33 . 35.74 |====================================================== Linux 2.6.34 . 35.97 |======================================================= Linux 2.6.35 . 33.94 |==================================================== Linux 2.6.36 . 33.90 |==================================================== Linux 2.6.37 . 33.74 |=================================================== Linux 2.6.38 . 33.59 |=================================================== Linux 2.6.39 . 33.57 |===================================================