Reply To: Ambari 2.1 on Centos 7 Fails to create a cluster
Hi, I am using a 2 node cluster and facing a similar problem, I am able to establish a ssh connection to the both the nodes successfully and vice versa. but the setup agent script still fails. Any...
View ArticleHDP 2.1 to 2.2 upgrade RHEL6 problem and question
Hi everyone! I have a cluster with 1 NameNode and 4 DataNodes on Red Hat Linux Enterprise 6. My HDP version is 2.1. Ambari version was 1.7 but I upgraded it to 2.1. I want to upgrade HDP to version...
View Articleenhanced consumer release dates
Hi All There is enough hype about Kafka coming up with quite improved version of High Level consumer https://cwiki.apache.org/confluence/display/KAFKA/Client+Rewrite#ClientRewrite-ConsumerAPI I did...
View ArticleJobHistory: No SysLog and log4j warn for stderr
I’m using HDP 2.2.4.2-2. I have trouble to see loggings from JobHistory. Not sure what is the configuration missed server-side or client-side. So I have a simple wordCount program: public class...
View ArticleHow do I develop MapReduce programs?
I am looking to develop Hadoop MapReduce programs. So far I’ve done the following: Downloaded and installed the HortonWorks sandbox (2.2, but can upgrade to 2.3). Installed Eclipse on my local Windows...
View ArticleReply To: Unable to run pig script with python UDF in mapreduce mode : ERROR...
I moved the file to: /tmp/test.py; Ran the following pig script: REGISTER jython-standalone-2.7.0.jar ; –REGISTER ‘/user/hue/test.py’ using org.apache.pig.scripting.jython.JythonScriptEngine as...
View ArticleReply To: which JAR files are required for remote JDBC clients
You can use the beeline (embedded in Spark) to connect. See the example in http://hortonworks.com/hadoop-tutorial/apache-spark-1-4-1-technical-preview-with-hdp/ OR you can use any other client that...
View ArticleReply To: which JAR files are required for remote JDBC clients
Hi Vinay, that does not answer my question. Let me phrase it this way. I am aware and connect to the server using the Hive 0.1x JDBC driver. My question was, are there other JAR files which are also...
View Articlememcached and hive terminal issue
After memcached configuration with HDP2.3, not able to connect to Hive terminal. Hive terminal is not opening and hanging after some time. I will be very grateful for your help and advice. -kamal maurya
View ArticleHadoop Cluster Disk Storage
Hello, We are planning to setup a new Hadoop Cluster in a Virtual Environment. We have checked that this is possible as long as the OS to be used is supported. However for the disk storage ,we have...
View ArticleReply To: IP 127.0.0.1:8888 in place of 192.168.56.101
Please look into the eth0 config While correcting you probably have removed HOSTNAME=”sandbox.hortonworks.com” try it and reboot the machine of network
View ArticleReply To: Hadoop Cluster Disk Storage
I have built Hadoop clusters on VMWare – that is not a problem. I think I was using VMware storage connecting to a FreeNAS box. Hadoop does not do anything special to access the disks. It uses the...
View ArticleUpgrading Hive to allow Update/Delete Transactions
I have created a Hadoop Cluster with Ambari 2.1 including Hive. I would like to be able to do Update and Delete queries within Hive, but it looks like I currently have version 0.12.0.2.0 of Hive. I...
View ArticleCloudbreak Networking in CGP
Hi, I’ve got a fairly vanilla install of HDP 2.3 on GCP using cloudbreak. How does the networking setup work? I am attempting to reach the hdfs service from another hadoop [client] instance. [I...
View ArticleReply To: list of Components in Blueprints
Yes, adding and maintaining this list to the official Ambari wiki would be very helpful. This page provides this information for HDP 2.1 as well as a link to a comprehensive list of cluster option...
View ArticleHBASE Java API cannot connect to HDP 2.3
I installed HDP 2.3 (hdp 2.3.0.0-2557 was installed) and am trying to connect my HBase Java API program to HBase on HDP. I was able to verify the following versions – Hadoop 2.7.1.2.3.0.0-2557 HBase...
View ArticleOozie User Privileges in Database
Hi, We gave all privileges for oozie.* to the oozie user. The Oozie database is called ‘oozie’. However, in the HDP manual, the oozie user is given all privileges to all databases in the existing...
View ArticleReply To: JobHistory: No SysLog and log4j warn for stderr
The thing is a have the log4j.properties in the jar file. The structure of jar file is: META-INF/MANIFEST.MF .project .classpath WordCount$IntSumReducer.class WordCount$TokenizerMapper.class...
View ArticleAmbari failed in cluster
Hi Team, I am facing problem when i am creating ambari server , it is getting failed . Please find the logs:- STDOUT: Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password)....
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