xfs-defaults 20GB RBD vol with XFS in rbd pool with default settings xfs-defaults: Processor: Intel Core i5-3570 @ 3.39GHz (4 Cores), Motherboard: Dell 00F82W, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 4 x 4096 MB DDR3-1600MHz, Disk: 2 x 500GB Seagate ST500DM002-1BD14 + 80GB AS, Graphics: NVIDIA GeForce GT 640 OEM, Audio: Realtek ALC269VB, Monitor: DELL 2208WFP, Network: Intel 82579LM Gigabit Connection OS: Ubuntu 14.04, Kernel: 3.13.0-31-generic (x86_64), Desktop: KDE 4.13.2, Compiler: GCC 4.8.2 + LLVM 3.4, File-System: xfs AIO-Stress 0.21 Random Write MB/s > Higher Is Better xfs-defaults . 49.14 |========================================================= SQLite 3.7.3 12,500 INSERTs Seconds < Lower Is Better xfs-defaults . 361.45 |======================================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better xfs-defaults . 28.77 |========================================================= Dbench 4.0 12 Clients MB/s > Higher Is Better xfs-defaults . 287.34 |======================================================== Dbench 4.0 48 Clients MB/s > Higher Is Better xfs-defaults . 303.06 |======================================================== Dbench 4.0 128 Clients MB/s > Higher Is Better xfs-defaults . 115.51 |======================================================== Dbench 4.0 1 Clients MB/s > Higher Is Better xfs-defaults . 42.15 |========================================================= IOzone 3.405 8GB Read Performance MB/s > Higher Is Better xfs-defaults . 3724.11 |======================================================= IOzone 3.405 8GB Write Performance MB/s > Higher Is Better xfs-defaults . 46.94 |========================================================= Threaded I/O Tester 0.3.3 64MB Random Read - 32 Threads MB/s > Higher Is Better xfs-defaults . 8144.75 |======================================================= Threaded I/O Tester 0.3.3 64MB Random Write - 32 Threads MB/s > Higher Is Better xfs-defaults . 2.32 |========================================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better xfs-defaults . 203.42 |======================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better xfs-defaults . 44.35 |========================================================= Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better xfs-defaults . 551.47 |======================================================== Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better xfs-defaults . 14.04 |========================================================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better xfs-defaults . 4238 |========================================================== Gzip Compression 2GB File Compression Seconds < Lower Is Better xfs-defaults . 13.29 |========================================================= Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better xfs-defaults . 24275.19 |======================================================