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via JIRA by Andrew Audibert, 1 year ago
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, 2 years ago
Connection refused
via Google Groups by Chris D'Ambrosio, 2 years ago
java.net.ConnectException: Connection refused	at java.net.PlainSocketImpl.socketConnect(Native Method)	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)	at java.net.Socket.connect(Socket.java:579)	at java.net.Socket.connect(Socket.java:528)	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.(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:996)	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:932)	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:850)	at org.apache.hadoop.security.authentication.client.KerberosAuthenticator.authenticate(KerberosAuthenticator.java:190)	at org.apache.hadoop.security.authentication.client.AuthenticatedURL.openConnection(AuthenticatedURL.java:215)	at com.linkedin.drelephant.analysis.AnalyticJobGeneratorHadoop2.readJsonNode(AnalyticJobGeneratorHadoop2.java:189)	at com.linkedin.drelephant.analysis.AnalyticJobGeneratorHadoop2.readApps(AnalyticJobGeneratorHadoop2.java:204)	at com.linkedin.drelephant.analysis.AnalyticJobGeneratorHadoop2.fetchAnalyticJobs(AnalyticJobGeneratorHadoop2.java:142)	at com.linkedin.drelephant.ElephantRunner$1.run(ElephantRunner.java:109)	at com.linkedin.drelephant.ElephantRunner$1.run(ElephantRunner.java:79)	at java.security.AccessController.doPrivileged(Native Method)	at javax.security.auth.Subject.doAs(Subject.java:356)	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1637)	at com.linkedin.drelephant.security.HadoopSecurity.doAs(HadoopSecurity.java:99)	at com.linkedin.drelephant.ElephantRunner.run(ElephantRunner.java:79)	at com.linkedin.drelephant.DrElephant.run(DrElephant.java:34)