rbd3xfs2 RBD on XFS with 3x 7200rpm dedicated disks with 256GB dedicated SSD with 20480 dedicated journal size, run #2 rbd3xfs2: Processor: Intel Core 2 Quad Q9400 @ 2.67GHz (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 AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better rbd3xfs2 . 869.29 |============================================================ Flexible IO Tester 2.1.11 Test: Intel IOMeter File Server Access Pattern - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better rbd3xfs2 . 1576.83 |=========================================================== FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better rbd3xfs2 . 38.80 |============================================================= FS-Mark 3.3 Test: 5000 Files, 1MB Size, 4 Threads Files/s > Higher Is Better rbd3xfs2 . 72.10 |============================================================= FS-Mark 3.3 Test: 4000 Files, 32 Sub Dirs, 1MB Size Files/s > Higher Is Better rbd3xfs2 . 37.37 |============================================================= FS-Mark 3.3 Test: 1000 Files, 1MB Size, No Sync/FSync Files/s > Higher Is Better rbd3xfs2 . 1059.20 |=========================================================== Dbench 4.0 Client Count: 1 MB/s > Higher Is Better rbd3xfs2 . 36.92 |============================================================= Dbench 4.0 Client Count: 6 MB/s > Higher Is Better rbd3xfs2 . 239.80 |============================================================ Dbench 4.0 Client Count: 128 MB/s > Higher Is Better rbd3xfs2 . 138.49 |============================================================ IOzone 3.405 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better rbd3xfs2 . 5200.44 |=========================================================== IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better rbd3xfs2 . 2439.08 |=========================================================== IOzone 3.405 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better rbd3xfs2 . 77.85 |============================================================= IOzone 3.405 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better rbd3xfs2 . 83.56 |============================================================= IOzone 3.405 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better rbd3xfs2 . 4947.55 |=========================================================== IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better rbd3xfs2 . 4830.95 |=========================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better rbd3xfs2 . 2432.69 |=========================================================== IOzone 3.405 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better rbd3xfs2 . 71.14 |============================================================= IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better rbd3xfs2 . 89.42 |============================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better rbd3xfs2 . 63.10 |============================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better rbd3xfs2 . 4884.30 |=========================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better rbd3xfs2 . 89.29 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better rbd3xfs2 . 2.16 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better rbd3xfs2 . 1.41 |============================================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better rbd3xfs2 . 153.96 |============================================================ Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better rbd3xfs2 . 78.46 |============================================================= Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better rbd3xfs2 . 322.37 |============================================================ Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better rbd3xfs2 . 13.53 |============================================================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better rbd3xfs2 . 2336 |==============================================================