Re: [patch v5 06/15] sched: log the cpu utilization at rq
From: Preeti U Murthy
Date: Wed Feb 20 2013 - 07:20:43 EST
On 02/18/2013 10:37 AM, Alex Shi wrote:
> The cpu's utilization is to measure how busy is the cpu.
> util = cpu_rq(cpu)->avg.runnable_avg_sum
> / cpu_rq(cpu)->avg.runnable_avg_period;
Why not cfs_rq->runnable_load_avg? I am concerned with what is the right
metric to use here.
Refer to this discussion:https://lkml.org/lkml/2012/10/29/448
Preeti U Murthy
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