Re: [PATCH] mm: Fix endless reclaim on machines with unaccepted memory.

From: Michal Hocko
Date: Tue Jul 23 2024 - 07:55:30 EST


On Tue 23-07-24 12:49:41, Kirill A. Shutemov wrote:
> On Tue, Jul 23, 2024 at 09:30:27AM +0200, Vlastimil Babka wrote:
[...]
> > Although just removing the lazy accept mode would be much more appealing
> > solution than this :)
>
> :P
>
> Not really an option for big VMs. It might add many minutes to boot time.

Well a huge part of that can be done in the background so the boot
doesn't really have to wait for all of it. If we really have to start
playing whack-a-mole to plug all the potential ways to trigger reclaim
imbalance I think it is fair to re-evaluate how much lazy should the
initialization really be.
--
Michal Hocko
SUSE Labs