diff --git a/doc/HOT_LOADING_IN_SERVING.md b/doc/HOT_LOADING_IN_SERVING.md
index 96a0b040215751f66b3c3bcf1ef1e916ac62796c..299b49d4c9b58af413e5507b5523e93a02acc7d1 100644
--- a/doc/HOT_LOADING_IN_SERVING.md
+++ b/doc/HOT_LOADING_IN_SERVING.md
@@ -15,7 +15,7 @@ Currently, the following types of Monitors are supported:
| Monitor Type | Description | Specific options |
| :----------: | :----------------------------------------------------------: | :----------------------------------------------------------: |
| general | Without authentication, you can directly access the download file by `wget` (such as FTP and BOS which do not need authentication) | `general_host` General remote host. |
-| hdfs/afs | The remote is HDFS or AFS, and relevant commands are executed through Hadoop-client | `hadoop_bin` Path of Hadoop binary file.
`fs_name` Hadoop fs_name. Not used if set in Hadoop-client.
`fs_ugi` Hadoop fs_ugi, Not used if set in Hadoop-client. |
+| hdfs/afs(HadoopMonitor) | The remote is HDFS or AFS, and relevant commands are executed through Hadoop-client | `hadoop_bin` Path of Hadoop binary file.
`fs_name` Hadoop fs_name. Not used if set in Hadoop-client.
`fs_ugi` Hadoop fs_ugi, Not used if set in Hadoop-client. |
| ftp | The remote is FTP, and relevant commands are executed through `ftplib`(Using this monitor, you need to install `ftplib` with command `pip install ftplib`) | `ftp_host` FTP remote host.
`ftp_port` FTP remote port.
`ftp_username` FTP username. Not used if anonymous access.
`ftp_password` FTP password. Not used if anonymous access. |
| Monitor Shared options | Description | Default |
@@ -30,11 +30,11 @@ Currently, the following types of Monitors are supported:
| `local_tmp_path` | Specify the path of the folder where temporary files are stored locally. If it does not exist, it will be created automatically. | `_serving_monitor_tmp` |
| `interval` | Specify the polling interval in seconds. | `10` |
| `unpacked_filename` | Monitor supports the `tarfile` packaged remote model file. If the remote model is in a packaged format, you need to set this option to tell monitor the name of the extracted file. | `None` |
-| `debug` | If the `-- debug` option is added, more detailed intermediate information will be output. | This option is not added by default. |
+| `debug` | If the `--debug` option is added, more detailed intermediate information will be output. | This option is not added by default. |
-The following is an example of HDFSMonitor to show the model hot loading of Paddle Serving.
+The following is an example of HadoopMonitor to show the model hot loading of Paddle Serving.
-## HDFSMonitor example
+## HadoopMonitor example
In this example, the production model is uploaded to HDFS in `product_path` folder, and the server hot loads the model in `server_path` folder:
diff --git a/doc/HOT_LOADING_IN_SERVING_CN.md b/doc/HOT_LOADING_IN_SERVING_CN.md
index c3de317cdefd18867545a93ac07017414b44eea2..83cb20a3f661c6aa4bbcc3312ac131da1bb5038e 100644
--- a/doc/HOT_LOADING_IN_SERVING_CN.md
+++ b/doc/HOT_LOADING_IN_SERVING_CN.md
@@ -15,7 +15,7 @@ Paddle Serving提供了一个自动监控脚本，远端地址更新模型后会
| Monitor类型 | 描述 | 特殊选项 |
| :---------: | :----------------------------------------------------------: | :----------------------------------------------------------: |
| general | 远端无认证，可以通过`wget`直接访问下载文件（如无需认证的FTP，BOS等） | `general_host` 通用远端host |
-| hdfs/afs | 远端为HDFS或AFS，通过Hadoop-Client执行相关命令 | `hadoop_bin` Hadoop二进制的路径
`fs_name` Hadoop fs_name，默认为空
`fs_ugi` Hadoop fs_ugi，默认为空 |
+| hdfs/afs(HadoopMonitor) | 远端为HDFS或AFS，通过Hadoop-Client执行相关命令 | `hadoop_bin` Hadoop二进制的路径
`fs_name` Hadoop fs_name，默认为空
`fs_ugi` Hadoop fs_ugi，默认为空 |
| ftp | 远端为FTP，通过`ftplib`进行相关访问（使用该Monitor，您可能需要执行`pip install ftplib`下载`ftplib`） | `ftp_host` FTP host
`ftp_port` FTP port
`ftp_username` FTP username，默认为空
`ftp_password` FTP password，默认为空 |
| Monitor通用选项 | 描述 | 默认值 |