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    SubjectRe: 2.6.0-test9-mm2


    Daniel Drake wrote:

    > I've been getting a couple of audio skips with 2.6.0-test9-mm2.
    > Haven't heard a skip since test4 or so, so I'm assuming this is a
    > result of the IO scheduler tweaks.
    >
    > Here's how I can produce a skip:
    > Running X, general usage (e.g. couple of xterms, an emacs, maybe a
    > mozilla-thunderbird)
    > I switch to the first virtual console with Ctrl+Alt+F1. I then switch
    > back to X with Alt+F7. As X is redrawing the screen, the audio skips
    > once.
    > This happens most of the time, but its easier to reproduce when i am
    > compiling something, and also when I cycle through the virtual
    > consoles before switching back to X.


    Unlikely to be an IO scheduler change.

    Switching from X to console or back can cause high CPU scheduling
    latencies. I haven't tried to discover why.


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