some tuning

panda/src/audio/audio_manager.cxx

@@ -159,7 +159,7 @@ void AudioManager::ns_spawn_update(void) {
     if (_quit == (bool*)0L)
       _quit = new bool(false);
     *_quit = false;
-    _spawned = thread::create(spawned_update, _quit, thread::PRIORITY_NORMAL);
+    _spawned = thread::create(spawned_update, _quit, thread::PRIORITY_LOW);
   } else {
     audio_cat->error() << "tried to spawn 2 update threads" << endl;
   }

panda/src/audio/config_audio.cxx

@@ -20,7 +20,7 @@ string* audio_driver_params;
 int audio_buffer_size = config_audio.GetInt("audio-buffer-size", 4096);
 string* audio_device;
 int audio_auto_update_delay = config_audio.GetInt("audio-auto-update-delay",
-						  100000);
+						  1000000);
 bool audio_is_active = config_audio.GetBool("audio-is-active", true);
 
 ConfigureFn(config_audio) {