I Found the jar file was in this directory:   [cloudera@quickstart lib]$ find ./ -name hive-contrib.jar ./hive/lib/hive-contrib.jar ./oozie/oozie-sharelib-mr1/lib/hive/hive-contrib.jar ./oozie/oozie-sharelib-yarn/lib/hive/hive-contrib.jar   [cloudera@quickstart lib]$ pwd /usr/lib/hive/lib [cloudera@quickstart lib]$ ls -ltr hive-contrib.jar lrwxrwxrwx 1 root root 32 Oct 23 09:59 hive-contrib.jar -> hive-contrib-1.1.0-cdh5.13.0.jar [cloudera@quickstart lib]$   then used the same  ADD JAR /usr/lib/hive/lib/hive-contrib.jar   and it worked. ... View more

Try hdfs dfs -ls / ... View more

This is pretty well laided out in the documantion...need to stop and read though it though. Now you can build a table in Hive and query the data via Impala and Hue. You'll build this table in 2 steps. First, you'll take advantage of Hive's flexible SerDes (serializers / deserializers) to parse the logs into individual fields using a regular expression. Second, you'll transfer the data from this intermediate table to one that does not require any special SerDe. Once the data is in this table, you can query it much faster and more interactively using Impala. We'll use the Hive Query Editor app in Hue to execute the following queries: ) ... View more

After you started the clourdera    try this    [root@quickstart /]# sudo service hue start   The system replyed : Starting hue: already running   ... View more

+1 I am also facing same issue .... ... View more

Hi @RamkSrid. This is thread is over 2 years old at this point. Can you explain your specific needs in a new thread perhaps? ... View more

check the status of hue server  ... View more

I have same issue. Not able to open CDH 5 default which requires min 4GB of RAM. Using Virtalbox, quick start VM on desktop I see Enterpirse & Express icons to launch but my VM does not have more than 5GB RAM so want to start default. My machine has total 8GB RAM.   I have donwloaded quickstart-vm-5.10.0.-0-virtualbox.    How to start default VM? CDH 5 (default) 4+ GiB*   Thanks in advance!   ... View more

Excellent! that fixed the problem 🙂 ... View more

Hello Sean,    I am using cloudera quickstart VM (5.10) to list the databases: but facing Communications link failure issue any help would be appreciated. Command line: sqoop list-databases \ --connect "jdbc:mysql://quickstart.cloudera:7180" \ --username retail_dba \ --password cloudera ERROR: Warning: /usr/lib/sqoop/../accumulo does not exist! Accumulo imports will fail. Please set $ACCUMULO_HOME to the root of your Accumulo installation. 17/05/16 15:40:17 INFO sqoop.Sqoop: Running Sqoop version: 1.4.6-cdh5.10.0 17/05/16 15:40:17 WARN tool.BaseSqoopTool: Setting your password on the command-line is insecure. Consider using -P instead. 17/05/16 15:40:18 INFO manager.MySQLManager: Preparing to use a MySQL streaming resultset. 17/05/16 15:43:38 ERROR manager.CatalogQueryManager: Failed to list databases com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:377) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1036) at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:627) at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1013) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2234) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2265) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2064) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:790) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:377) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:395) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:325) at java.sql.DriverManager.getConnection(DriverManager.java:571) at java.sql.DriverManager.getConnection(DriverManager.java:215) at org.apache.sqoop.manager.SqlManager.makeConnection(SqlManager.java:904) at org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:52) at org.apache.sqoop.manager.CatalogQueryManager.listDatabases(CatalogQueryManager.java:57) at org.apache.sqoop.tool.ListDatabasesTool.run(ListDatabasesTool.java:49) at org.apache.sqoop.Sqoop.run(Sqoop.java:143) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227) at org.apache.sqoop.Sqoop.main(Sqoop.java:236) Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost. at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2914) at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:559) ... 25 more 17/05/16 15:43:38 ERROR sqoop.Sqoop: Got exception running Sqoop: java.lang.RuntimeException: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. java.lang.RuntimeException: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at org.apache.sqoop.manager.CatalogQueryManager.listDatabases(CatalogQueryManager.java:73) at org.apache.sqoop.tool.ListDatabasesTool.run(ListDatabasesTool.java:49) at org.apache.sqoop.Sqoop.run(Sqoop.java:143) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227) at org.apache.sqoop.Sqoop.main(Sqoop.java:236) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:377) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1036) at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:627) at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1013) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2234) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2265) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2064) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:790) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:377) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:395) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:325) at java.sql.DriverManager.getConnection(DriverManager.java:571) at java.sql.DriverManager.getConnection(DriverManager.java:215) at org.apache.sqoop.manager.SqlManager.makeConnection(SqlManager.java:904) at org.apache.sqoop.manager.GenericJdbcManager.getConnection(GenericJdbcManager.java:52) at org.apache.sqoop.manager.CatalogQueryManager.listDatabases(CatalogQueryManager.java:57) ... 7 more Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost. at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2914) at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:559) ... 25 more ... View more