Thread (4 messages) 4 messages, 1 author, 2020-07-29
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Revisions (3)
  1. v1 current
  2. resend [diff vs current]
  3. v2 [diff vs current]

[PATCH 2/3] docs: cgroup: Note about sibling relative reclaim protection

From: Michal Koutný <hidden>
Date: 2020-07-29 14:05:56
Also in: linux-doc, lkml
Subsystem: control group (cgroup), documentation, the rest · Maintainers: Tejun Heo, Johannes Weiner, Michal Koutný, Jonathan Corbet, Linus Torvalds

Signed-off-by: Michal Koutn√Ω <mkoutny-IBi9RG/b67k@public.gmane.org>
---
 Documentation/admin-guide/cgroup-v2.rst | 4 ++++
 1 file changed, 4 insertions(+)
diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 94bdff4f9e09..47f9f056e66f 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1467,6 +1467,10 @@ targets ancestors of A, the effective protection of B is capped by the
 protection value configured for A (and any other intermediate ancestors between
 A and the target).
 
+To express indifference about relative sibling protection, it is suggested to
+use memory_recursiveprot. Configuring all descendants of a parent with finite
+protection to "max" works but it may unnecessarily skew memory.events:low
+field.
 
 Memory Ownership
 ~~~~~~~~~~~~~~~~
-- 
2.27.0
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