Re: [PATCH] mm: fix inactive list balancing between NUMA nodes and cgroups

On Fri, Apr 12, 2019 at 7:44 AM Johannes Weiner wrote: > > During !CONFIG_CGROUP reclaim, we expand the inactive list size if > it's thrashing on the node that is about to be reclaimed. But when > cgroups are enabled, we suddenly ignore the node scope and use the > cgroup scope only. The result is

[PATCH] mm: fix inactive list balancing between NUMA nodes and cgroups

During !CONFIG_CGROUP reclaim, we expand the inactive list size if it's thrashing on the node that is about to be reclaimed. But when cgroups are enabled, we suddenly ignore the node scope and use the cgroup scope only. The result is that pressure bleeds between NUMA nodes depending on whether cgro