Messages in this thread | | | Date | Mon, 15 Nov 2004 20:52:03 +0100 | From | Ingo Molnar <> | Subject | Re: [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.25-1 |
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* Mark_H_Johnson@raytheon.com <Mark_H_Johnson@raytheon.com> wrote:
> 1209 80000000 0.005ms (+0.000ms): do_nmi (mcount) > 1209 80000000 0.005ms (+0.000ms): do_nmi (<00200286>) > 1209 80000000 0.006ms (+0.000ms): profile_hook (profile_tick) > 1209 80000000 0.006ms (+0.000ms): _raw_read_lock (profile_hook) > 1209 80000000 0.007ms (+0.196ms): _raw_read_unlock (profile_tick) > 1209 80000000 0.204ms (+0.001ms): set_new_owner (__down_mutex)
i've seen NMIs causing such problems before. Could you try a testrun with all debug options disabled in the .config (and REGPARM enabled, etc.) plus nmi_watchdog=0? Just to see how many of the artifacts are related to debugging overhead.
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