Messages in this thread | | | Date | Tue, 26 Aug 2008 11:07:46 +0000 | From | Jarek Poplawski <> | Subject | Re: loaded router, excessive getnstimeofday in oprofile |
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On Tue, Aug 26, 2008 at 01:49:09PM +0300, Denys Fedoryshchenko wrote: > On Tuesday 26 August 2008, Jarek Poplawski wrote: > > The question is if you really need so exact shaping at a cost of > > higher system load. > Thats maybe another reason to have your patch in mainline :-)
We should be first sure when it's really needed.
> I will try it today with this case, if it will help. > > Maybe it can be optional, and enabled via kernel parameter and /sys , so it > can be useful in case of crashes when TSC used and when timer is too slow. > Because it is not so useful just to disable hrtimers completely, if you need > them for some other task...
Maybe it could be enough to use current parameters like: "highres=off" according to Documentation/kernel-parameters.txt?
Jarek P.
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