Re: [PATCH 2/2] sched/debug: add sched_update_nr_running tracepoint

From: Peter Zijlstra
Date: Wed Sep 04 2019 - 09:13:43 EST


On Tue, Sep 03, 2019 at 05:43:40PM +0200, Radim KrÄmÃÅ wrote:

> Red Hat adapted one of them for the tracepoint framework and created a
> tool to plot a heatmap of nr_running, where the sched_update_nr_running
> tracepoint is being used for fine grained monitoring of scheduling
> imbalance.

You should be able to reconstruct this from wakeup and switch
tracepoints.