Re: [PATCH] doc: cgroup: correct the wrong information about measure of memory pressure

From: Tejun Heo
Date: Mon Feb 18 2019 - 16:05:10 EST


On Sat, Feb 16, 2019 at 08:56:04AM +0800, Yang Shi wrote:
> Since PSI has implemented some kind of measure of memory pressure, the
> statement about lack of such measure is not true anymore.
>
> Cc: Tejun Heo <tj@xxxxxxxxxx>
> Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
> Cc: Jonathan Corbet <corbet@xxxxxxx>
> Signed-off-by: Yang Shi <yang.shi@xxxxxxxxxxxxxxxxx>
> ---
> Documentation/admin-guide/cgroup-v2.rst | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
> index 7bf3f12..9a92013 100644
> --- a/Documentation/admin-guide/cgroup-v2.rst
> +++ b/Documentation/admin-guide/cgroup-v2.rst
> @@ -1310,8 +1310,7 @@ network to a file can use all available memory but can also operate as
> performant with a small amount of memory. A measure of memory
> pressure - how much the workload is being impacted due to lack of
> memory - is necessary to determine whether a workload needs more
> -memory; unfortunately, memory pressure monitoring mechanism isn't
> -implemented yet.
> +memory.

Maybe refer to PSI?

Thanks.

--
tejun