XComp commented on a change in pull request #16249:
URL: https://github.com/apache/flink/pull/16249#discussion_r656933801



##########
File path: 
flink-clients/src/main/java/org/apache/flink/client/deployment/ClusterDescriptor.java
##########
@@ -24,8 +24,7 @@
 import org.apache.flink.util.FlinkException;
 
 /**
- * A descriptor to deploy a cluster (e.g. Yarn or Mesos) and return a Client 
for Cluster
- * communication.
+ * A descriptor to deploy a cluster (e.g. Yarn ) and return a Client for 
Cluster communication.

Review comment:
       ```suggestion
    * A descriptor to deploy a cluster (e.g. Yarn) and return a Client for 
Cluster communication.
   ```
   nit: But maybe, we could even remove the brackets entirely. That should be 
the job of the IDE and the JavaDoc generator to provide information about 
subclasses

##########
File path: 
flink-core/src/main/java/org/apache/flink/configuration/ConfigConstants.java
##########
@@ -523,90 +523,50 @@
 
     // ------------------------ Mesos Configuration ------------------------
 
-    /**
-     * The initial number of Mesos tasks to allocate.
-     *
-     * @deprecated in favor of {@code MesosOptions#INITIAL_TASKS}.
-     */
+    /** @deprecated has no effect */

Review comment:
       I might get my answer later in the review but anyway (for documentation 
purposes): Why don't we remove these parameters completely here?

##########
File path: docs/content.zh/docs/connectors/datastream/kafka.md
##########
@@ -457,7 +457,7 @@ Flink 的 Kafka 连接器通过 Flink 的 [metric 系统]({{< ref 
"docs/ops/metr
 Flink 通过 Kafka 连接器提供了一流的支持,可以对 Kerberos 配置的 Kafka 安装进行身份验证。只需在 
`flink-conf.yaml` 中配置 Flink。像这样为 Kafka 启用 Kerberos 身份验证:
 
 1. 通过设置以下内容配置 Kerberos 票据 
- - `security.kerberos.login.use-ticket-cache`:默认情况下,这个值是 `true`,Flink 将尝试在 
`kinit` 管理的票据缓存中使用 Kerberos 票据。注意!在 YARN 上部署的 Flink  jobs 中使用 Kafka 
连接器时,使用票据缓存的 Kerberos 授权将不起作用。使用 Mesos 进行部署时也是如此,因为 Mesos 部署不支持使用票据缓存进行授权。

Review comment:
       I feel like we should let a Chinese speaker look over the Chinese 
documentation just to be sure that we're not saying something strange at the 
end? Or am I underestimating your Mandarin skills?




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