[GitHub] [hadoop] slfan1989 commented on a diff in pull request #5363: YARN-11424. [Federation] Router Supports DeregisterSubCluster.

["slfan1989 (via GitHub)" <gi...@apache.org>]

slfan1989 commented on code in PR #5363:
URL: https://github.com/apache/hadoop/pull/5363#discussion_r1100223667


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java:
##########
@@ -4299,6 +4299,11 @@ public static boolean isAclEnabled(Configuration conf) {
       ROUTER_PREFIX + "interceptor.allow-partial-result.enable";
   public static final boolean DEFAULT_ROUTER_INTERCEPTOR_ALLOW_PARTIAL_RESULT_ENABLED = false;
 
+  /** Subcluster timeout allowed by Router.  **/
+  public static final String ROUTER_SUBCLUSTER_EXPIRATION_TIME =
+      ROUTER_PREFIX + "subcluster.heartbeat.expiration.time";
+  public static final long DEFAULT_ROUTER_SUBCLUSTER_EXPIRATION_TIME = 1800000;

Review Comment:
   Thank you very much for helping to review the code, I will modify the code.



##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RouterCLI.java:
##########
@@ -37,12 +66,48 @@ public RouterCLI(Configuration conf) {
     super(conf);
   }
 
+  private static void buildHelpMsg(String cmd, StringBuilder builder) {
+    UsageInfo usageInfo = ADMIN_USAGE.get(cmd);
+    if (usageInfo == null) {
+      return;
+    }
+
+    if (usageInfo.args != null) {
+      String space = (usageInfo.args == "") ? "" : " ";
+      builder.append("   " + cmd + space + usageInfo.args + ": "
+              + usageInfo.help);
+    } else {
+      builder.append("   " + cmd + ": " + usageInfo.help);
+    }
+  }
+
+  private static void buildIndividualUsageMsg(String cmd, StringBuilder builder) {
+    UsageInfo usageInfo = ADMIN_USAGE.get(cmd);
+    if (usageInfo == null) {
+      return;
+    }
+    if (usageInfo.args == null) {
+      builder.append("Usage: routeradmin [" + cmd + "]\n");

Review Comment:
   I will modify the code.



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