• whitehawk
    #64
    "The problem is that while processes and threads have priority levels, the I/O requests they make do not. As such, a lower priority thread could issue a series of I/O requests that effectively block I/O requests of higher priority tasks."

    ^^MSDN

    CFQ alapvetően a CPU prioritásból kiindulva ad a processnek I/O prioritást. Bár ha jól látom sávszélesség fenntartást nem tud. (bandwidth-preservation)