diff --git a/archivebox/machine/models.py b/archivebox/machine/models.py
index c2182342..2ad94389 100755
--- a/archivebox/machine/models.py
+++ b/archivebox/machine/models.py
@@ -1579,7 +1579,12 @@ class Process(ModelWithDeleteAfter, models.Model):
         """
         cleaned = 0
 
-        stale = cls.objects.filter(status=cls.StatusChoices.RUNNING)
+        # Top-level commands own their lifecycle and may run in another Docker
+        # PID namespace while sharing this database. Their takeover helpers
+        # validate and finalize them; local psutil cannot do so safely.
+        stale = cls.objects.filter(status=cls.StatusChoices.RUNNING).exclude(
+            process_type__in=(cls.TypeChoices.SERVER, cls.TypeChoices.ADD, cls.TypeChoices.UPDATE),
+        )
         if machine is not None:
             stale = stale.filter(machine=machine)
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 12b9ee3d..5b6bc4e4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -22,6 +22,8 @@ services:
             - ./data:/data
             # Override abx-dl's nested VOLUME so profiles persist across containers.
             - ./data/personas:/data/personas
+            # Let one-off `docker compose run` commands reuse the server's supervisor.
+            - tmp:/tmp/archivebox
         pids_limit: 2048                       # avoids low systemd task caps with Chrome and parallel extractors
         environment:
             # - ADMIN_USERNAME=admin                             # creates an admin user on first run with the given user/pass combo
@@ -122,3 +124,6 @@ services:
 #             allow_other: 'true'
 #             vfs_cache_mode: full
 #             poll_interval: 0
+
+volumes:
+    tmp: