[lkml]   [2005]   [Jun]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: latency error (~2ms) with nanosleep
    quade wrote:
    > Playing around with the (simple) measurement of latency-times
    > I noticed, that the systemcall "nanosleep" has always a minimal
    > latency from about ~2ms (haven't run it all night, so...). It
    > seems to be a systematical error.

    Known issue. The x86 interrupt usually has a period of slightly less
    than a ms. It will therefore generally add nearly a whole ms to ensure
    that it does not ever wait for *less* than specified.

    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2005-06-13 18:53    [W:0.030 / U:47.492 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site