Re: [RFC PATCH 4/4] sched: Upload nohz full CPU load on task enqueue/dequeue
From: Christoph Lameter
Date: Wed Jan 20 2016 - 11:43:02 EST
On Wed, 20 Jan 2016, Frederic Weisbecker wrote:
> > So we agreed long time ago, that we first fix the issues with s single task
> > running undisturbed in user space, i.e. tickless. Those issues have never been
> > resolved fully, but now you try to add more complexity of extra runnable
> > tasks, nohz tasks sleeping and whatever.
> Nohz tasks do sleep, really, at least we need to handle that case now.
Sleep meaning call into the OS to be put to sleep? Why would NOHZ be