rbd2xfs1 3x optiplex 9020 as osd + mon, with 500G 7200RPM OSD disk + dedicated 256GB Toshiba Q series SSD as raw journal rbd2xfs1: Processor: Intel Core 2 Quad Q9400 @ 2.66GHz (4 Cores), Motherboard: Dell 0C27VV, Chipset: Intel 4 DRAM + ICH10DO, Memory: 4 x 2048 MB DDR3-1066MHz, Disk: 320GB Western Digital WD3200AAKS-7 + 80GB Western Digital WD800JD-75MS, Graphics: NVIDIA GeForce 9300 GE 256MB, Audio: Analog Devices AD1984A, Network: Intel 82567LM-3 Gigabit Connection OS: Ubuntu 14.04, Kernel: 3.13.0-32-generic (x86_64), Compiler: GCC 4.8.2, File-System: xfs, Screen Resolution: 1024x768 Flexible IO Tester 2.1.11 Test: Intel IOMeter File Server Access Pattern - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better rbd2xfs1 . 1698.79 |=========================================================== FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better rbd2xfs1 . 30.93 |============================================================= FS-Mark 3.3 Test: 5000 Files, 1MB Size, 4 Threads Files/s > Higher Is Better rbd2xfs1 . 33.20 |============================================================= FS-Mark 3.3 Test: 4000 Files, 32 Sub Dirs, 1MB Size Files/s > Higher Is Better rbd2xfs1 . 33.37 |============================================================= FS-Mark 3.3 Test: 1000 Files, 1MB Size, No Sync/FSync Files/s > Higher Is Better rbd2xfs1 . 1078.07 |=========================================================== Dbench 4.0 Client Count: 1 MB/s > Higher Is Better rbd2xfs1 . 36.87 |============================================================= Dbench 4.0 Client Count: 6 MB/s > Higher Is Better rbd2xfs1 . 215.39 |============================================================ Dbench 4.0 Client Count: 128 MB/s > Higher Is Better rbd2xfs1 . 107.34 |============================================================ IOzone 3.405 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better rbd2xfs1 . 5236.43 |=========================================================== IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better rbd2xfs1 . 2474.93 |=========================================================== IOzone 3.405 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better rbd2xfs1 . 25.60 |============================================================= IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better rbd2xfs1 . 27.08 |============================================================= IOzone 3.405 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better rbd2xfs1 . 4981.94 |=========================================================== IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better rbd2xfs1 . 4984.18 |=========================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better rbd2xfs1 . 2467.25 |=========================================================== IOzone 3.405 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better rbd2xfs1 . 27.11 |============================================================= IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better rbd2xfs1 . 36.95 |============================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better rbd2xfs1 . 31.98 |============================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better rbd2xfs1 . 4892.68 |=========================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better rbd2xfs1 . 29.72 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better rbd2xfs1 . 2.14 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better rbd2xfs1 . 1.28 |============================================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better rbd2xfs1 . 120.52 |============================================================ Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better rbd2xfs1 . 72.87 |============================================================= Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better rbd2xfs1 . 326.52 |============================================================ Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better rbd2xfs1 . 13.63 |============================================================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better rbd2xfs1 . 2373 |==============================================================