On Wed, Aug 31, 2022 at 11:19:48AM +0100, Mel Gorman wrote: > It's also unclear *who* would enable this. It looks like it would mostly > have value during the development stage of an embedded platform to track > kernel memory usage on a per-application basis in an environment where it > may be difficult to setup tracing and tracking. Would it ever be enabled > in production?
Afaict this is developer only; it is all unconditional code. > Would a distribution ever enable this? I would sincerely hope not. Because: > If it's enabled, any overhead cannot be disabled/enabled at run or > boot time so anyone enabling this would carry the cost without never > necessarily consuming the data. this.