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} -- This message was sent by Atlassian JIRA (v6.3.4#6332)