[PATCH docs 5/6] pct: memory: change to cgroup v2

[666Goofy666 <666goofy666@proton.me>]

From: 666Goofy666 <666goofy666@proton.me>

PVE9 no longer uses cgroups v1, reflect cgroup v2 memory and swap
limits, where swap is defined independently from the memory limit.

Signed-off-by: 666Goofy666 <666goofy666@proton.me>
---
 pct.adoc | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/pct.adoc b/pct.adoc
index 0d618ab..6f8fab4 100644
--- a/pct.adoc
+++ b/pct.adoc
@@ -471,17 +471,15 @@ Memory
 
 [thumbnail="screenshot/gui-create-ct-memory.png"]
 
-Container memory is controlled using the cgroup memory controller.
+Container memory is controlled using the cgroup v2 memory controller.
 
 [horizontal]
 
-`memory`: :: Limit overall memory usage. This corresponds to the
-`memory.limit_in_bytes` cgroup setting.
-
-`swap`: :: Allows the container to use additional swap memory from the host
-swap space. This corresponds to the `memory.memsw.limit_in_bytes` cgroup
-setting, which is set to the sum of both value (`memory + swap`).
+`memory`: :: Limits the maximum memory usage of the container.
+This corresponds to the `memory.max` cgroup setting.
 
+`swap`: :: Limits the additional swap memory the container can use.
+This corresponds to the `memory.swap.max` cgroup setting.
 
 [[pct_mount_points]]
 Mount Points
-- 
2.56.0