Day To Day Activities Of Hadoop Administrator

Hadoop Administration is one of the work-life balanced jobs along with promising career growth. It is the in-demand profile in the IT sector to take care of various roles and responsibilities in the big data processing. The key responsibilities of the Hadoop Administrator are cluster management, backup and recovery of big data, and business data maintenance. They have to maintain and support HDFS, plan, and screen of Hadoop cluster, track networks, and connectivity problems and manage Hadoop users. They should have in-depth HBase knowledge, Hive experience, and strong scripting skills in Linux and UNIX platforms for obtaining jobs in the Hadoop domain. Following are the detailed and general responsibilities of Hadoop Administrators in any organization.

• Installation and configuration of software applications

• Checking database connectivity to applications

• Verifying security measurements of database connectivity

• Optimize disk space for managing the big data

• Automate manual processes for quicker and accurate performance using tools

• Monitor performance and fine-tune the according to the actual basis

• Check for updates and install and upgrade software applications if required.

• Perform data modeling like designing and implementing data as per the accepted standards.

Day-to-day activities of Hadoop Administrator

Hadoop Administrators should know the clusters very well and they should know how to start and stop services, how to add or remove nodes to and from clusters, protect and recover from data losses, and how to control disk usage and assign quotes for storage efficiency. The Hadoop Administrator’s life in a day comprises of the following activities.

• Install Hadoop on the Linux platform

• Finetuning the Hadoop Cluster and Hadoop MapReduce routines

• Perform backup and recovery of required organizational tasks.

• Setup the configuration of NameNode to assure its high availability

• Deploy the Hadoop cluster and manage it the whole day

• Check and report about the health of Hadoop Cluster monitoring

• Support and maintain HDFS

• Monitor Hadoop cluster connectivity and security for ongoing operations

• Manage Hadoop log files and perform resource and security management

• Troubleshoot application errors if anything required

• Deploy new hardware and software if anything is required for regular big data processes.

• Getting involved in the capacity planning phase and configuration management.

• Creating new users in Hadoop, handling permissions, and Performing upgrades

• Taking care of security administration by supporting users with cluster performance drills.

• Taking backups of the big data and metadata of the cluster and eco-system metadata.

• Perform data ingestion into SQL analysis components like Hive, Impala, and Presto.

• Assist Hadoop DBAs in NoSQL admin works if the organization requires.

• Perform Cluster Architecture and Sizing for monitoring alerts and reporting the logging

Challenges of Hadoop Admin

Hadoop Administrators will eventually face the following challenges in their regular life.

Human Error – Small mistakes may occur when compared to machine processes. Hadoop Admin should have good diagnostic skills to address these kinds of challenges.

Resource Exhaustion – Task failures lead to taking away resources in most of the management. Hadoop Admin should have strong skills to measure the resources and track failures immediately. It helps them identify and correct the big data processes and it drains the overall capacity.

Configuration Issues – Hadoop Admin should have strong knowledge in updated and trending technologies to avoid configuration issues as it affects the whole performance with few mistakes.

Key skills of Hadoop Administrator

Following are the must-have skills of Hadoop Administrator to perform their daily routines effectively.

• Mastering in Linux and UNIX commands

• Excellency in Shell Scripting

• In-depth understanding of Operating Systems, Process Management, and Scheduling

• Good command over Hadoop Cluster Configuration Setup along with the knowledge in Single Node, Pseudo Distributed, and Distributed Nodes.

• Proficiency in CPU, memory storage, networking, and connectivity

• HDFS and MR maintenance and support hands-on experience

• Strong HBase knowledge and Hive Experience

• Basic analysis work using Pig and Hive

• Hands-on experience in Sqoop

• Strong knowledge in SQL, NoSQL, or MongoDB

• In-depth knowledge of automation tools like Puppet, Ansible, or Chef

• Fundamental understanding of cluster automation tools like Ambari, Nagios, or Ganglia

• Sound knowledge in Unix-based file system

Conclusion

Hadoop Administration is the leading profile in job markets and it is all about administrating and managing Hadoop Clusters with required skills and confidence. We will train the students with the necessary skills to manage clusters in our Hadoop Training Institute in Chennai . We cover all the industry-required concepts with practical implementations that help you perform well in top companies as Hadoop Administrator.