Delete Cluster
Replies: 4 I’ve installed a cluster using Ambari 1.2.1. It’s not a happy experience since basic functions such as the name node fails. I’d like to start over on the install but I can’t figure out how...
View ArticleAmbari-server / Ambari-agent automatic startups
Replies: 0 Hi ! Do you plan to set up automatic startup at boot for ambari-agents and ambari-server components ? It would be great if those components could have an entry in /etc/init.d/ directory and...
View ArticleAttempting ODBC connection to Hive
Replies: 1 I’m using the 64 bit ODBC driver in windows to try to connect to a HW Sandbox. hadoop version: 1.1.2.21 hive version:1 0.10.0.21 I’ve confirmed I can telnet to 9083 and 10000 from the...
View ArticleWebHdfsException at /filebrowser/
Replies: 0 Hi, I’ve just installed the sandbox and when I attempt to open the file browser I get a WebHdfsException. Here’s the Exception info: WebHdfsException at /filebrowser/ Request Method: GET...
View ArticleJava failed, error message[xxxxx : Unsupported major.minor version 51.0
Replies: 0 Error Code: JA018 I submitted a Java mapreduce job through the job designer. I got the above error. Please suggest a solution?
View ArticleHDP UI
Replies: 0 is here a User Interface other than the ambari page.. to manage HDP, example creating Pig scripts, managing jobs… and other things. I have managed to run the SandBox as well, however the...
View ArticleWelcome to the Hortonworks Data Platform 1.1 for Windows Beta
Replies: 0 Welcome to the Hortonworks Data Platform 1.1 for Windows Beta feedback forum. Please use this forum to ask questions, get help, provide feedback and hear about what others are doing with...
View ArticleMapReduce job over HBase fails
Replies: 0 Hi, I am running MapReduce job over HBase-0.94.3 and Hadoop-1.0.3 cluster of 3 machines but it gives me error as Null pointer exception. Caused by ReverseDNS. When I tried to run MapReduce...
View ArticleInstall hangs on the Wizard "Confirm Hosts"..
Replies: 1 I tried to install HDP1.2 on a 4 nodes cluster: - Centos 6.3 (clean installed) - SSH Passwordless Key access between Ambari Host server and target hosts. - NTP, DNS configured for all nodes...
View ArticleChange default Block Size
Replies: 0 Hello, Is it possible to change the default block size in hadoop in sandbox , and also is it possible to specify block size for a task.
View Articlebeta for windows
Replies: 2 I´m trying to deploy the beta of the widnows versión and it has a couple of errors. One simple error is that the help page point to the x86 c++ runtime instead of the x64 runtime, easy to...
View ArticleInstall HUE (HortonSandbox)
Replies: 2 Hi. I installed HDP correctly, but to my surprise, it not possible install HUE that comes with the sandbox. Is it possible to install it easily? Regards
View Articleediting core-site.xml
Replies: 0 how can i edit core-site.xml and have persistent values in it. our case is that we need to edit this file in order to have HUE working and FileBrowser can access HDFS. what happens is...
View ArticleODBC Driver for HiveServer2
Replies: 0 Does the ODBC Driver/connector supports connecting to HiveServer2. If not, whats the tentative plan for this support?
View ArticleHortonworks Sandbox Tutorials
Replies: 7 I did the first 3 tutorials and they were easy to follow, although a bit rudimentary. Any suggestions of other Hadoop recipes or learning activity references to try in the sandbox? I guess...
View Articlehow to RDP?
Replies: 1 I have enabled Remote Desktop Server for the sandbox, default port=3389. I tried using the microsoft mstsc.exe to make a RD connection to it, but not luck. Should RealVNC work? If not, what...
View ArticleFailed to open a session for the virtual machine Hortonworks Sandbox 1.2. VT-x
Replies: 6 Failed to open a session for the virtual machine Hortonworks Sandbox 1.2. VT-x is not available. (VERR_VMX_NO_VMX). pls…help me…i m getting this error while i m trying to start sandbox…
View ArticleHandling of quoted csv format (through Sandbox web interface)
Replies: 0 Note that I’m working with Sandbox simply as a learning exercise – this is not a production issue for me. Within the Sandbox web interface, I created an HCatalog table for a file with a...
View ArticleGanglia vs Nagios
Replies: 1 Hi, I need to monitor my Hadoop/HBase cluster of 3 machines. Which tool is good? Ganglia or Nagios? Thanks, Bhushan
View ArticleServices stuck in Ambari
Replies: 3 Hello, After some successful work with my Hadoop cluster, I’m having some trouble managing services I tried to stop completely all the hadoop services in order to modify some log4j rotation...
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