Messages in this thread | | | Subject | Re: [PATCH 2/4] timer: relax tick stop in idle entry | From | Arjan van de Ven <> | Date | Mon, 16 Nov 2015 15:32:38 -0800 |
| |
On 11/16/2015 3:28 PM, Paul E. McKenney wrote:
> Is this mostly an special-purpose embedded thing, or do you expect distros > to be enabling this? If the former, I suggest CONFIG_RCU_NOCB_CPU_ALL, > but if distros are doing this for general-purpose workloads, I instead > suggest CONFIG_RCU_FAST_NO_HZ.
thermal overload happens a lot on small devices, but sadly also in big datacenters where it is not uncommon to underprovision cooling capacity by a bit (it's one of those "99% of the time you only need THIS much, the 1% you need 30% more" and that more is expensive or even impractical)
| |