fix: do lock when cycling to models to delete

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

pkg/model/loader.go

@@ -142,26 +142,6 @@ func (ml *ModelLoader) LoadModel(modelID, modelName string, loader func(string,
 func (ml *ModelLoader) ShutdownModel(modelName string) error {
 	ml.mu.Lock()
 	defer ml.mu.Unlock()
-	model, ok := ml.models[modelName]
-	if !ok {
-		return fmt.Errorf("model %s not found", modelName)
-	}
-
-	retries := 1
-	for model.GRPC(false, ml.wd).IsBusy() {
-		log.Debug().Msgf("%s busy. Waiting.", modelName)
-		dur := time.Duration(retries*2) * time.Second
-		if dur > retryTimeout {
-			dur = retryTimeout
-		}
-		time.Sleep(dur)
-		retries++
-
-		if retries > 10 && os.Getenv("LOCALAI_FORCE_BACKEND_SHUTDOWN") == "true" {
-			log.Warn().Msgf("Model %s is still busy after %d retries. Forcing shutdown.", modelName, retries)
-			break
-		}
-	}
 
 	return ml.deleteProcess(modelName)
 }