Method _deferred_init

shared.py:291–307

Run heavy initialization tasks in a background thread. Loads fonts, images, network intelligence, AI service, and network counts without blocking the main startup path.

(self)

        self.create_livestatusfile()

        # Defer heavy I/O (fonts, images, AI, network intelligence) to a
        # background thread so the main thread can continue to start the
        # display and web server sooner.
        if not self._pager_mode:
            threading.Thread(target=self._deferred_init, daemon=True).start()
        else:
            # Pager mode: load fonts/images synchronously (lightweight)
            self.load_fonts()
            self.load_images()
            self._deferred_init_done.set()

        # Start background cleanup task for old hosts (needs DB)
        if not self._pager_mode and self.db is not None:
            self._start_cleanup_task()
        
    def _deferred_init(self):
        """Run heavy initialization tasks in a background thread.

        Loads fonts, images, network intelligence, AI service, and