[jira] [Created] (YARN-4232) TopCLI console shows exceptions for help command

["Bibin A Chundatt (JIRA)" <ji...@apache.org>]

Bibin A Chundatt created YARN-4232:
--------------------------------------

             Summary: TopCLI console shows exceptions  for help command
                 Key: YARN-4232
                 URL: https://issues.apache.org/jira/browse/YARN-4232
             Project: Hadoop YARN
          Issue Type: Bug
            Reporter: Bibin A Chundatt
            Assignee: Bibin A Chundatt
            Priority: Minor


*Steps to reproduce*

Start Top command in YARN in HA mode
./yarn top

{noformat}
usage: yarn top
 -cols <arg>     Number of columns on the terminal
 -delay <arg>    The refresh delay(in seconds), default is 3 seconds
 -help           Print usage; for help while the tool is running press 'h'
                 + Enter
 -queues <arg>   Comma separated list of queues to restrict applications
 -rows <arg>     Number of rows on the terminal
 -types <arg>    Comma separated list of types to restrict applications,
                 case sensitive(though the display is lower case)
 -users <arg>    Comma separated list of users to restrict applications

{noformat}

Execute *for help while the tool is running press 'h'  + Enter* while top tool is running

Exception is thrown in console continuously
{noformat}
15/10/07 14:59:28 ERROR cli.TopCLI: Could not fetch RM start time
java.net.ConnectException: Connection refused
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:345)
        at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:204)
        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
        at java.net.Socket.connect(Socket.java:589)
        at java.net.Socket.connect(Socket.java:538)
        at sun.net.NetworkClient.doConnect(NetworkClient.java:180)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)
        at sun.net.www.http.HttpClient.<init>(HttpClient.java:211)
        at sun.net.www.http.HttpClient.New(HttpClient.java:308)
        at sun.net.www.http.HttpClient.New(HttpClient.java:326)
        at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1168)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1104)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:998)
        at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:932)
        at org.apache.hadoop.yarn.client.cli.TopCLI.getRMStartTime(TopCLI.java:742)
        at org.apache.hadoop.yarn.client.cli.TopCLI.run(TopCLI.java:467)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
        at org.apache.hadoop.yarn.client.cli.TopCLI.main(TopCLI.java:420)

{noformat}





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