From 78fc943ca4e80320607e0bb4e18a268338f886b8 Mon Sep 17 00:00:00 2001
From: kshitijk4poor <82637225+kshitijk4poor@users.noreply.github.com>
Date: Sun, 6 Sep 2026 14:25:32 +0530
Subject: [PATCH] docs(process_registry): say in the argv helper why OOMPolicy
 is absent

---
 tools/process_registry.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/process_registry.py b/tools/process_registry.py
index 474f97e39e..2df6fe1eba 100644
--- a/tools/process_registry.py
+++ b/tools/process_registry.py
@@ -126,7 +126,8 @@ def _worker_memory_max_bytes() -> int:
 
 def _systemd_scope_argv(binary: str, unit_name: str, *argv: str) -> List[str]:
     """``systemd-run --user --scope`` argv shared by the probe and real spawns.
-    ``--collect`` self-cleans the scope after exit; ``--unit`` names it for systemctl."""
+    ``--collect`` self-cleans the scope after exit; ``--unit`` names it for systemctl.
+    No ``OOMPolicy=``: transient scopes reject it on systemd <253 (#102486)."""
     return [
         binary, "--user", "--scope", "--quiet", "--unit", unit_name, "--collect",
         "--property", "MemoryAccounting=yes",