Document reclaiming RAM by moving the image to swap

Signed-off-by: Jonathon Anderson <janderson@ciq.com>
2026-03-17 17:43:01 -06:00
parent efcd042131
commit 1fd8b65ebf
4 changed files with 228 additions and 0 deletions
--- a/userdocs/overlays/overlays.rst
+++ b/userdocs/overlays/overlays.rst
@@ -520,6 +520,10 @@ include wipefs to detect existing file systems.

   wwctl image exec rockylinux-9 -- /usr/bin/dracut --force --no-hostonly --add wwinit --install mkswap --regenerate-all

+For a complete walkthrough of configuring swap to free memory consumed by the
+in-memory node image, including which root filesystem types support swap
+reclamation, see :ref:`swap-and-image-memory`.
+
 systemd mounts
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