Freeze allocated objects on startup.

This may make gc go a bit faster as the gc will know things like caches/data stores etc. are frozen without having to check.
2020-02-19 13:34:21 +00:00
parent 099c96b89b
commit d830146bf8
1 changed files with 6 additions and 0 deletions
@@ -279,6 +279,12 @@ def start(hs, listeners=None):

        setup_sentry(hs)
        setup_sdnotify(hs)
+
+        # We now freeze all allocated objects in the hopes that (almost)
+        # everything currently allocated are things that will be used for the
+        # rest of time. Doing so means less work each GC (hopefully)
+        gc.collect()
+        gc.freeze()
    except Exception:
        traceback.print_exc(file=sys.stderr)
        reactor = hs.get_reactor()