Github user uce commented on a diff in the pull request:

    https://github.com/apache/flink/pull/2608#discussion_r82969876
  
    --- Diff: 
flink-clients/src/main/java/org/apache/flink/client/CliFrontend.java ---
    @@ -637,20 +637,25 @@ protected int savepoint(String[] args) {
                                                                "Specify a Job 
ID to trigger a savepoint."));
                        }
     
    -                   return triggerSavepoint(options, jobId);
    +                   String savepointDirectory = null;
    +                   if (cleanedArgs.length == 2) {
    --- End diff --
    
    Changed the check to `>= 2` and printed a message that some arguments are 
unneded.


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