On Tue, 2017-09-19 at 11:48 -0400, Mike Snitzer wrote: > This thread proves that it is definitely brittle to be relying on fixed > delays like this: > https://patchwork.kernel.org/patch/9703249/ Hello Mike, Sorry but I think that's a misinterpretation of my patch. I came up with that patch before I had found and fixed the root cause of the high system load. These fixes are upstream (kernel v4.13) which means that that patch is now obsolete. Bart.