What is Hadoop Administration? Hdfs administration and MapReduce administration, both concepts come under Hadoop administration. Hdfs administration: It includes monitoring the HDFS file structure, location and updated files. MapReduce administration: it includes monitoring the list of applications, configuration of nodes, application status. Here is a Mapreduce Tutorial Video by Intellipaat HDFS administration: We are using put and get commands for storing and fetching the data. We can see the below screenshot using the url to the browser <http://localhost:50070> after passing the command “start-all.sh” on “/$HADOOP_HOME/sbin”. We can see the files in the “/user/hadoop” directory in this screen shot. Datanode information in a cluster Mapreduce job monitoring: The most two important things in this concept are Suitable datanode configuration in application For each application, number of datanodes and resources We can see the below screen shot using the url to the browser http://localhost:8080/ after passing the command “start-all.sh” on “/$HADOOP_HOME/sbin”. We can see the current running node information in the below screenshot. Related Blogs What’s Inside MongoDB CRUD Operations Outlines MongoDB CRUD operations for data manipulation in NoSQL systems. Overview of Apache Hadoop Introduces Apache Hadoop for distributed storage and big data processing. Scala Installation Explains Scala installation for developing big data and functional applications. Kafka Configuration Details Apache Kafka configuration for robust real-time streaming solutions. Cassandra vs DynamoDB Compares Cassandra and DynamoDB for performance in NoSQL database systems. Scala Collections Details Scala collections for efficient data handling in programming tasks. Splunk Installation Explains Splunk installation for log analytics and data monitoring tasks.