Messages in this thread |  | | Date | Sun, 07 Oct 2001 17:33:31 +0300 | From | Mika Liljeberg <> | Subject | Re: Context switch times |
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Ingo Oeser wrote: > There are idle tasks per CPU. If there are runnable tasks and the > idle-task of a CPU is running it, it is not fully loaded at this > time. > > No idle task is running, if all CPUs are fully loaded AFAIR.
Yes. However, you still want to balance the queues even if all CPUs are 100% utilized. It's a fairness issue. Otherwise you could have 1 task running on one CPU and 49 tasks on another.
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