Messages in this thread | | | Subject | Re: [PATCH] doc: cgroup: correct the wrong information about measure of memory pressure | From | Yang Shi <> | Date | Tue, 19 Feb 2019 08:47:02 -0800 |
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On 2/18/19 1:05 PM, Tejun Heo wrote: > 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@kernel.org> >> Cc: Johannes Weiner <hannes@cmpxchg.org> >> Cc: Jonathan Corbet <corbet@lwn.net> >> Signed-off-by: Yang Shi <yang.shi@linux.alibaba.com> >> --- >> 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?
I thought so too, but the above "memory.pressure" has already referred to PSI. So, I was not sure if we should duplicate PSI information.
Thanks, Yang
> > Thanks. >
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