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-rw-r--r--poky/documentation/dev-manual/disk-space.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/poky/documentation/dev-manual/disk-space.rst b/poky/documentation/dev-manual/disk-space.rst
index 3a5d2b7297..c63591cc7a 100644
--- a/poky/documentation/dev-manual/disk-space.rst
+++ b/poky/documentation/dev-manual/disk-space.rst
@@ -17,6 +17,12 @@ building a recipe once the recipe is built. For more information on
"rm_work", see the :ref:`ref-classes-rm-work` class in the
Yocto Project Reference Manual.
+When you inherit this class and build a ``core-image-sato`` image for a
+``qemux86-64`` machine from an Ubuntu 22.04 x86-64 system, you end up with a
+final disk usage of 22 Gbytes instead of &MIN_DISK_SPACE; Gbytes. However,
+&MIN_DISK_SPACE_RM_WORK; Gbytes of initial free disk space are still needed to
+create temporary files before they can be deleted.
+
Purging Duplicate Shared State Cache Files
==========================================