Hi， Here are some fio test results for IO Controller V6 built and not built. Iozone test results are also attached. Arch: X86 Mem: 1G Disk: 320G IO Scheduler: CFQ ============ By normal read and write syscall. Block Size:32K File Size: 1G * 10 Mode Normal read | Random read | Normal write | Random write | Direct read | Direct write 2.6.31-rc1 47,932KiB/s 3,566KiB/s 45,693KiB/s 8,501KiB/s 50,088KiB/s 43,473KiB/s 2.6.31-rc1-Vivek-V6 47,231KiB/s 3,411KiB/s 42,451KiB/s 8,714KiB/s 51,284KiB/s 42,341KiB/s Performance -1.5% -4.4% -7.0% +2.5% +2.4% -2.6% ============ By mmap. Block Size:32K File Size: 500M Mode Normal read | Random read | Normal write | Random write 2.6.31-rc1 49,951KiB/s 3,245KiB/s 21,950KiB/s 2,771KiB/s 2.6.31-rc1-Vivek-V6 49,951KiB/s 3,154KiB/s 22,593KiB/s 2,648KiB/s Performance 0% -2.8% +2.9% -4.4% ============ By libaio calls Block Size:32K File Size: 500M Mode Normal read | Random read | Normal write | Random write 2.6.31-rc1 49,447KiB/s 3,296KiB/s 57,519KiB/s 21,093KiB/s 2.6.31-rc1-Vivek-V6 50,142KiB/s 3,238KiB/s 57,791KiB/s 21,283KiB/s Performance +1.4% -1.8% 0% +0.1% ============
Attachment:
fio-test.tgz
Description: application/compressed
Attachment:
iozone_log.tgz
Description: application/compressed
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