Using Ambari views causes Ambari OutOfMemoryError PermGen Space
Everytime I try to use the Hive or Pig views in Ambari, my Ambari server throws OutOfMemoryError PermGen Space errors requiring a restart of ambari-server. Is there a java option somewhere I can set...
View ArticleReply To: Using Ambari views causes Ambari OutOfMemoryError PermGen Space
I found the answer in the Ambari Views Guide on page 2. 1. On the Ambari Server host, edit the ambari-env.sh file: vi /var/lib/ambari-server/ambari-env.sh 2. For the AMBARI_JVM_ARGS variable,...
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Spark SQL – Zeppelin – Querying the data
Hi All, I am using the zeppelin for spark, using Spark SQL, I have loaded the file and registered temp table. Now I want to do analytics using the that in same or different section. Also, I want to...
View ArticleGetting error when running Oozie CLI
We get the following error when launching Oozie from the command line. Exception in thread “main” java.lang.ClassFormatError: org.apache.oozie.cli.OozieCLI (unrecognized class file version) at...
View ArticleDoes HDP 2.3 comes with old Beewax interface
Hi Experts, I want to know , weather the hue/beewax interfaces are available in HDP 2.3 . If yes, what would be there default urls Thanks in Advance ksivaus
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installation hdp failed on windows 2012R2
Hi, I’m trying to install hdp on a Hyper-V image with Windows Server 2012R12, but I’m getting the same error over and over again. – jdk1.6.0_45 – python-2.7.10 – Added JAVA_HOME with value...
View ArticleHDP2.3 does'nt work on Windows Server 2012 R2
I installed HDP2.3 on Windows Server 2012 R2 x64 and started this by this command”start_local_hdp_services.cmd”. Then, derbyserver and oozie server were unstable, status was repeatedly action or stop....
View ArticleInstallation SPARK component fails
Hi, i have an 8 node ambari cluster. (Ambari: 2.1.0, HDP-2.3.0.0-2557) 1 Namenode, 1 SecondNamenode and 6 Datanodes. The spark service is installed on the 6 Datanodes. The next step was to install...
View ArticleReply To: After restart Ambari can't connect to Hive-Metastore
Dear Arpan, just to “reinforce” your post, we have the same issue. Here are the details of our cluster: 5 VMs (OpenStack) – OS: CentOS7 HDP-2.3.2.0-2950 with all the default services installed HIVE...
View ArticleReply To: Connection failed, [Errno 111] Connection refused
Dear all, We have had the same problem. Then we decided to “destroy” the VMs and install the cluster again. Then, we put a lot of attention on all the pre-requisites, in particular to the 4.1. Set Up...
View ArticleAmbari summary view not synced with running services
Hi all, let me explain what is happening. We have a 5VMs hadoop cluster. All services are running with no alerts. Node 2 has no alerts, too but its summary section shows all the installed components...
View ArticleReply To: Does HDP 2.3 comes with old Beewax interface
Hello, I am not speaking for Hortonworks but I get the impression that Hue will never be an official part of HDP. You can however install it separately – even with binaries supplied by Hortonworks....
View ArticleReply To: installation hdp failed on windows 2012R2
Hi! Please use JDK 1.7 instead of 1.6
View ArticleHive change Data Capture
Lets say that i have a base table Base in hive and my incremental data is stored in a table called Stage. Table Base has 4 columns: id, name, address, age Table Stage also has the same 4 columns. id...
View ArticleHive 0.14 Creating transactional table
I am a newbie to hive transactions thats supported since hive 0.14. I created a transactional table in hive as follows create table test_transactional(id int,name string) clustered by (id) into 2...
View ArticleHaving a problem with Putty ssh
I seem to be unable to connect to HDP via Putty using ssh. I have used the recommended root and hadoop as id and password. Any ideas on how to overcome this problem?
View ArticleReply To: Ranger 0.4 Not enforcing HDFS policy
Isn’t that expected and correct behaviour? Ranger is there to limit access to data, but if the user can’t see the file in the first place then how can it see a subset of it? Are you thinking Ranger...
View ArticleReply To: Ranger 0.4 Not enforcing HDFS policy
OK – so my comment wasn’t that helpful. For Ranger to “control” HDFS then the Ranger plugin has to be running on the Namenode. (The namenode is the thing which normally does HDFS security). Have you...
View ArticleReply To: Oozie install issues
BTW why do we have to ‘build’ oozie? can’t it be in the form of a downloadable software the way others are?
View ArticleReply To: HUE Errors
Hi, I had the same error. I brutally killed hiveserver in ssh console (didn’t respond to kill) : ps -ef | grep HiveServer2 kill -9 <pid> Then go back to Ambari and start Hive. Wait some minutes...
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