Messages in this thread | | | Date | Wed, 26 Jun 2019 15:25:53 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] memcg: Add kmem.slabinfo to v2 for debugging purpose |
| |
On Wed, 26 Jun 2019 12:56:14 -0400 Waiman Long <longman@redhat.com> wrote:
> With memory cgroup v1, there is a kmem.slabinfo file that can be > used to view what slabs are allocated to the memory cgroup. There > is currently no such equivalent in memory cgroup v2. This file can > be useful for debugging purpose. > > This patch adds an equivalent kmem.slabinfo to v2 with the caveat that > this file will only show up as ".__DEBUG__.memory.kmem.slabinfo" when the > "cgroup_debug" parameter is specified in the kernel boot command line. > This is to avoid cluttering the cgroup v2 interface with files that > are seldom used by end users. > > ... > > mm/memcontrol.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+)
A change to the kernel's user interface triggers a change to the kernel's user interface documentation. This should be automatic by now :(
| |