Messages in this thread | | | From | Maciej Rutecki <> | Subject | Re: [2.6.35.x regression] rcu_preempt_state stall warning and machine slow-downs | Date | Fri, 3 Sep 2010 20:49:13 +0200 |
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On środa, 1 września 2010 o 08:47:19 Matthias Dahl wrote: > Hi. > > I've a recurring problem w/ kernel 2.6.35.x that I cannot pinpoint exactly > but seems to be related to rcu_preempt_state stall warnings I get > frequently. > > From time to time, the machine slows down to an almost halt (meaning jumpy > or non-responsive mouse cursor, unable to switch to text console, ...) > which can also result in a complete hang w/o any way to recover. > Sometimes the system catches up again but once this happened, the system > is sluggish and a reboot is required nevertheless. High load seems to help > a lot to trigger this issue. > > In every instance, I found stall warnings in my log which might be related. > I have attached three of them along with my config and dmesg. > > The system works flawlessly with pre-2.6.35 kernels- no stall warnings and > no slow-downs at all. > > If there is anything I can do to help further diagnose this problem, please > let me know. > > So long, > matthias. > > PS. Please cc' me because I am not subscribed to the list. Thanks a lot.
I created a Bugzilla entry at https://bugzilla.kernel.org/show_bug.cgi?id=17732 for your bug report, please add your address to the CC list in there, thanks!
-- Maciej Rutecki http://www.maciek.unixy.pl -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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