Iozone Raid5 bcache Benchmark raid5 disk array accellerated with bcache ior5bc: Processor: Intel Core i5-6500 @ 3.60GHz (4 Cores), Motherboard: ASRock Z170M Pro4S, Chipset: Intel Sky Lake, Memory: 16384MB, Disk: 128GB SanDisk SDSSDHP1 + 3001GB Seagate ST3000DM001-1CH1 + 3001GB TOSHIBA DT01ACA3 + 3001GB Seagate ST3000DM001-9YN1, Graphics: HIS AMD Radeon R7 360 / R9 360 OEM, Audio: Realtek ALC892, Monitor: DELL U2515H + HP 2310, Network: Intel Connection OS: Ubuntu 16.04, Kernel: 4.4.0-21-generic (x86_64), Desktop: Unity 7.4.0, Display Server: X Server 1.18.3, Display Driver: radeon 7.7.0, OpenGL: 4.1 Mesa 11.2.0 Gallium 0.4, Compiler: GCC 5.3.1 20160413, File-System: btrfs, Screen Resolution: 4480x1440 IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better ior5bc . 3429.25 |========================================================== ior5bc . 3623.98 |============================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better ior5bc . 3325.49 |============================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better ior5bc . 712.79 |==============================================================