fix

mec-biz/src/main/java/com/ym/mec/biz/service/impl/ImGroupServiceImpl.java

@@ -924,7 +924,7 @@ public class ImGroupServiceImpl extends BaseServiceImpl<String, ImGroup> impleme
             } catch (ParseException e) {
                 throw new BizException("时间区间参数错误，格式为：yyyy-MM-dd");
             }
-            Lists.partition(rows,20).parallelStream().forEach(this::groupTransfer);
+            Lists.partition(rows,10).parallelStream().forEach(this::groupTransfer);
             importImGroupCount += rows.size();
             log.info("------------------------------- import im group --------------------------------------------");
             log.info("import im group success count:{}/{}", importImGroupCount, total);