Messages in this thread | | | Date | Fri, 10 Jul 2015 14:05:56 -0500 (CDT) | From | Christoph Lameter <> | Subject | Re: [PATCH 2/5] kmod: Use system_unbound_wq instead of khelper |
| |
On Fri, 10 Jul 2015, Frederic Weisbecker wrote:
> Note that nohz full is perfectly fine with that. The issue I'm worried about > is the case where drivers spawn hundreds of jobs and it all happen on the same > node because the kernel threads inherit the workqueue affinity, instead of > the global affinity that khelper had.
Well if this is working as intended here then the kernel threads will only run on a specific cpu. As far as we can tell the amout of kernel threads spawned is rather low and also the performance requirements on those threads are low.
| |