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https://issues.apache.org/jira/browse/HDFS-13507?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17616821#comment-17616821
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ASF GitHub Bot commented on HDFS-13507:
---------------------------------------

ayushtkn commented on code in PR #4990:
URL: https://github.com/apache/hadoop/pull/4990#discussion_r994232772


##########
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/tools/federation/RouterAdmin.java:
##########
@@ -147,13 +147,13 @@ private String getUsage(String cmd) {
       return usage.toString();
     }
     if (cmd.equals("-add")) {
-      return "\t[-add <source> <nameservice1, nameservice2, ...> <destination> 
"
+      return "\t[-add <source> <nameservice1, nameservice2, ...> 
<destination1, destination2, ...> "
           + "[-readonly] [-faulttolerant] "
           + "[-order HASH|LOCAL|RANDOM|HASH_ALL|SPACE] "
           + "-owner <owner> -group <group> -mode <mode>]";
     } else if (cmd.equals("-update")) {
       return "\t[-update <source>"
-          + " [<nameservice1, nameservice2, ...> <destination>] "
+          + " [<nameservice1, nameservice2, ...> <destination1, destination2, 
...>] "

Review Comment:
   Cool, makes sense, will go through that once more. From the description of 
the command it appeared that it doesn’t





> RBF: Remove update functionality from routeradmin's add cmd
> -----------------------------------------------------------
>
>                 Key: HDFS-13507
>                 URL: https://issues.apache.org/jira/browse/HDFS-13507
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Wei Yan
>            Assignee: Gang Li
>            Priority: Minor
>              Labels: incompatible, pull-request-available
>         Attachments: HDFS-13507-HDFS-13891.003.patch, 
> HDFS-13507-HDFS-13891.004.patch, HDFS-13507.000.patch, HDFS-13507.001.patch, 
> HDFS-13507.002.patch, HDFS-13507.003.patch
>
>
> Follow up the discussion in HDFS-13326. We should remove the "update" 
> functionality from routeradmin's add cmd, to make it consistent with RPC 
> calls.
> Note that: this is an incompatible change.



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