bcache_raid5_xfs Intel Core i3-2100T, Gigabyte H77M-D3H, 8GB Corsair Vengeance PC3-12800 DDR3 1600, testing a sw RAID5 with bcache and deadline scheduler on a SanDisk Extreme SSD and 4x WD Caviar Green 3TB via the PTS. bcache_raid5_xfs: Processor: Intel Core i3-2100T @ 2.50GHz (4 Cores), Motherboard: Gigabyte H77M-D3H, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 7168MB, Disk: 120GB SanDisk SDSSDX12 + 4 x 3001GB Western Digital WD30EZRX-00M + 74GB 0GD-00FLA0 + 250GB 00JD-22HBB0 + 1000GB 28AS, Graphics: NVIDIA GeForce GT 330M, Audio: Intel Panther Point HD Audio, Network: Atheros AR8151 v2.0 Gigabit OS: Ubuntu 12.04, Kernel: 3.5.0-10-i3 (x86_64), Desktop: Openbox 3.5.0, Display Server: X Server 1.11.3, OpenGL: 1.4, Compiler: GCC 4.6, File-System: xfs, Screen Resolution: 1280x720 bcache_raid5_ext4_deadline_striped: Processor: Intel Core i3-2100T @ 2.50GHz (4 Cores), Motherboard: Gigabyte H77M-D3H, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 7168MB, Disk: 120GB SanDisk SDSSDX12 + 4 x 3001GB Western Digital WD30EZRX-00M + 74GB 0GD-00FLA0 + 250GB 00JD-22HBB0 + 1000GB 28AS, Graphics: NVIDIA GeForce GT 330M, Audio: Intel Panther Point HD Audio, Network: Atheros AR8151 v2.0 Gigabit OS: Ubuntu 12.04, Kernel: 3.5.0-10-i3 (x86_64), Desktop: Openbox 3.5.0, Display Server: X Server 1.11.3, OpenGL: 1.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1280x720 AIO-Stress 0.21 Random Write MB/s > Higher Is Better bcache_raid5_xfs ................... 32.67 |=================================== bcache_raid5_ext4_deadline_striped . 23.96 |========================== Flexible IO Tester 1.57 Intel IOMeter File Server Access Pattern Seconds (Run Time) < Lower Is Better bcache_raid5_xfs ................... 14.69 |=================================== bcache_raid5_ext4_deadline_striped . 12.86 |=============================== SQLite 3.7.3 12,500 INSERTs Seconds < Lower Is Better bcache_raid5_xfs ................... 40.24 |=================== bcache_raid5_ext4_deadline_striped . 73.35 |=================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better bcache_raid5_xfs ................... 14.55 |=============================== bcache_raid5_ext4_deadline_striped . 16.60 |=================================== Dbench 4.0 12 Clients MB/s > Higher Is Better bcache_raid5_xfs ................... 158.82 |==================== bcache_raid5_ext4_deadline_striped . 267.23 |================================== Dbench 4.0 48 Clients MB/s > Higher Is Better bcache_raid5_xfs ................... 111.65 |============= bcache_raid5_ext4_deadline_striped . 288.47 |================================== Dbench 4.0 128 Clients MB/s > Higher Is Better bcache_raid5_xfs ................... 29.06 |========= bcache_raid5_ext4_deadline_striped . 104.54 |================================== Dbench 4.0 1 Clients MB/s > Higher Is Better bcache_raid5_xfs ................... 98.73 |============================= bcache_raid5_ext4_deadline_striped . 114.77 |================================== IOzone 3.405 8GB Read Performance MB/s > Higher Is Better bcache_raid5_xfs ................... 225.94 |================================== bcache_raid5_ext4_deadline_striped . 131.33 |==================== IOzone 3.405 8GB Write Performance MB/s > Higher Is Better bcache_raid5_xfs ................... 137.00 |============= bcache_raid5_ext4_deadline_striped . 346.72 |================================== Threaded I/O Tester 0.3.3 64MB Random Read - 32 Threads MB/s > Higher Is Better bcache_raid5_xfs ................... 6022.95 |================================= bcache_raid5_ext4_deadline_striped . 5752.00 |================================ Threaded I/O Tester 0.3.3 64MB Random Write - 32 Threads MB/s > Higher Is Better bcache_raid5_xfs ................... 1.69 |============= bcache_raid5_ext4_deadline_striped . 4.86 |==================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better bcache_raid5_xfs ................... 40.42 |======== bcache_raid5_ext4_deadline_striped . 174.29 |================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better bcache_raid5_xfs ................... 67.52 |=============== bcache_raid5_ext4_deadline_striped . 152.27 |================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better bcache_raid5_xfs ................... 475.96 |================================== bcache_raid5_ext4_deadline_striped . 455.75 |================================= Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better bcache_raid5_xfs ................... 21.66 |=================================== bcache_raid5_ext4_deadline_striped . 19.64 |================================ Gzip Compression 2GB File Compression Seconds < Lower Is Better bcache_raid5_xfs ................... 18.37 |================================== bcache_raid5_ext4_deadline_striped . 18.94 |=================================== PostgreSQL pgbench 8.4.11 TPC-B Transactions Per Second TPS > Higher Is Better bcache_raid5_xfs . 998.73 |==================================================== Apache Benchmark 2.2.21 Static Web Page Serving Requests Per Second > Higher Is Better bcache_raid5_xfs . 10976.81 |==================================================