I have set up three containers that are networked because I would like to use Hadoop and Hive with PostgreSQL. You can access Docker set up via https://github.com/jcool12/hadoop-docker/tree/main/hivepost so you can download the folders/ files to run it. The Hadoop…
I have set up three containers that are networked because I would like to use Hadoop and Hive with PostgreSQL. You can access Docker set up via https://github.com/jcool12/hadoop-docker/tree/main/hivepost so you can download the folders/ files to run it. The Hadoop…
I have been getting this error for a long now when trying to install hadoop on ubuntu.. :~/hadoop$ bin/hdfs namenode -format Unrecognized option: - Error: Could not create the Java Virtual Machine. Error: A fatal exception has occurred. Program will…
I am setting up a cluster of nodes (CentOs 8) using Hadoop version 3.3.6. And I have tried to set up Apache Tez (version 0.9.2) for the execution engine of Hive (version 3.1.3) with Java 8. But after settin up…
The task I would like to solve: I have a constant influx of files in a specific folder held on azure storage. I would like to periodically list the files in this folder in order to copy them to a…
I am installing apache hadoop 3.2.4, 4 nodes cluster with Java 8 on Ubuntu machines. 3 machines have 16GB RAM and 1 have 8GB RAM. All of them are 16GB CPU. I have done most of the configuration but having…
I'm new to Spark and I'm running spark job on EMR cluster. It takes about one hour for job to finish. In job, there is a code for reading the file from S3 (file size is 10MB) and writing it's…
I have Ubuntu installed. I have already set all of these but I get error. export JAVA_HOME=/home/imran/.sdkman/candidates/java/current export HDFS_NAMENODE_USER="root" export HDFS_DATANODE_USER="root" export HDFS_SECONDARYNAMENODE_USER="root" export YARN_RESOURCEMANAGER_USER="root" export YARN_NODEMANAGER_USER="root" Error: imran@Imran:~/Downloads/Compressed/hadoop-3.3.5/sbin$ ./start-all.sh WARNING: Attempting to start all Apache Hadoop daemons as imran…
What is the order of installing Hadoop, Sqoop, Zookeeper, Spark, Java, Apache, Pig, Hive, Flume, Kafka, Mysql and other packages on Ubuntu?
I've successfully installed Ambari server/agent 2.7.5 on my Centos 7 machine. Now i am facing an issue while installing a cluster in the install wizard at the "Select version" step. I have no versions showing in my dropdown. What can…