CFQ default elevator Testing the default linux kernek elevator setting, cfq dgqelevator: Processor: AMD FX-4100 @ 3.91GHz (4 Cores), Motherboard: ASUS M5A88-M, Chipset: AMD RS880, Memory: 3584MB, Disk: 80GB SAMSUNG HD080HJ/, Graphics: ATI Radeon HD 4600 1024MB (600/500MHz), Audio: Realtek ALC892, Network: Realtek RTL8111/8168B OS: archlinux rolling, Kernel: 3.3.7-1-ARCH (i686), Desktop: KDE, Display Server: X Server 1.11.4, Display Driver: fglrx 8.96.4 Catalyst 12.3, OpenGL: 3.3.11631, Compiler: GCC 4.7.0 20120505 + LLVM 3.1, File-System: xfs, Screen Resolution: 1024x768 IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better dgqelevator . 2668.06 |======================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better dgqelevator . 37.00 |==========================================================