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    SubjectRe: [feature] automatically detect hung TASK_UNINTERRUPTIBLE tasks

    * David Rientjes <rientjes@google.com> wrote:

    > > this patch extends the soft-lockup detector to automatically detect
    > > hung TASK_UNINTERRUPTIBLE tasks. Such hung tasks are printed the
    > > following way:
    >
    > Wouldn't a natural extension of this feature be to mark these hung
    > TASK_UNINTERRUPTIBLE tasks with a new thread flag such as TIF_HUNG for
    > the purposes of the OOM killer?

    maybe, but we'd have to see how often this gets triggered. An OOM is
    something that could happen in any overloaded system - while a hung task
    is likely due to a kernel bug.

    Ingo


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