nas2 Intel Xeon E5-2630 v3 testing on Ubuntu 14.04 via the Phoronix Test Suite. 36kbuffer4kepoch: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18kbuffer8kepoch: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18kbuffer4kepoch: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18k4kdisk-barrier: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18k4kdisk-flushes: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18k4kbarrier-flushes: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18k4kBalancing: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k4kdisk-flushes: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k4kdisk-barrier: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k8k: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k8kflushes-barrier: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k4kdisk-flushesBothNas: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 18k4kbarrier-flushesBothNas: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 sameAsAbove: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 andAgain: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k4kflushesBoth: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 36k4kflushes-barrierBoth: Processor: Intel Xeon E5-2630 v3 @ 3.20GHz (16 Cores), Motherboard: Intel S2600CW, Memory: 129024MB, Disk: 3840GB MR9271-4i OS: Ubuntu 14.04, Kernel: 4.13.0-16-generic (x86_64), Compiler: GCC 4.8.4, File-System: btrfs, Screen Resolution: 1024x768 SQLite 3.8.10.2 Test Target: Default Test Directory Seconds < Lower Is Better 36kbuffer4kepoch ............ 26.95 |======================================= 18kbuffer8kepoch ............ 27.04 |======================================= 18kbuffer4kepoch ............ 27.27 |======================================== 18k4kdisk-barrier ........... 27.15 |======================================== 18k4kdisk-flushes ........... 27.14 |======================================== 18k4kbarrier-flushes ........ 27.76 |======================================== 18k4kBalancing .............. 28.83 |========================================== 36k4kdisk-flushes ........... 25.92 |====================================== 36k4kdisk-barrier ........... 28.71 |========================================== 36k8k ....................... 28.20 |========================================= 36k8kflushes-barrier ........ 26.59 |======================================= 36k4kdisk-flushesBothNas .... 28.47 |========================================= 18k4kbarrier-flushesBothNas . 27.67 |======================================== sameAsAbove ................. 27.08 |======================================= andAgain .................... 25.72 |===================================== 36k4kflushesBoth ............ 28.11 |========================================= 36k4kflushes-barrierBoth .... 25.63 |=====================================