fix bug 2578

src/main/java/com/zzsn/knowbase/util/EsOpUtil.java

@@ -327,6 +327,7 @@ public class EsOpUtil {
             IndexRequest request = new IndexRequest(index)
                     .id(id)
                     .source(jsonStr, XContentType.JSON);
+            request.setRefreshPolicy("true");
             IndexResponse indexResponse = client.index(request, RequestOptions.DEFAULT);
             return indexResponse.getId();
         } catch (IOException e) {