Clear the touched addresses if not caught up

server/block_processor.py

@@ -235,9 +235,10 @@ class BlockProcessor(server.db.DB):
         if self.caught_up_event.is_set():
             # Flush everything as queries are performed on the DB and
             # not in-memory.
-            await asyncio.sleep(0)
             self.flush(True)
-        elif time.time() > self.next_cache_check:
+        else:
+            touched.clear()
+            if time.time() > self.next_cache_check:
                 self.check_cache_size()
                 self.next_cache_check = time.time() + 60