Messages in this thread | | | Date | Sat, 13 Mar 1999 18:06:13 +0100 (CET) | From | Ingo Molnar <> | Subject | Re: [patch] kstat change to see how much Linux SMP really scale well |
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On 13 Mar 1999, Andi Kleen wrote:
> BTW, on i386 the SMP timer interrupt does not handle lost ticks. The > little bit screwed up statistics are probably not bad, but it disturbs > scheduling too which may have negative effects.
this is on purpose. An SMP system should really not lock out the timer interrupt for more than 10 msecs. If it does then we have bigger problems anyway ...
-- mingo
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