Messages in this thread | | | Date | Sat, 1 Dec 2007 20:36:43 +0100 | From | Ingo Molnar <> | Subject | Re: [feature] automatically detect hung TASK_UNINTERRUPTIBLE tasks |
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* 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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