{"id":49248,"date":"2017-12-17T20:19:24","date_gmt":"2017-12-17T14:49:24","guid":{"rendered":"https:\/\/www.whizlabs.com\/?p=49248"},"modified":"2024-05-13T11:34:02","modified_gmt":"2024-05-13T06:04:02","slug":"hadoop-administrator-responsibilities","status":"publish","type":"post","link":"https:\/\/www.whizlabs.com\/blog\/hadoop-administrator-responsibilities\/","title":{"rendered":"Job Responsibilities of a Hadoop Administrator"},"content":{"rendered":"<p style=\"text-align: justify\"><span lang=\"EN-GB\">Technology is only one face of the coin when dealing with everyday IT operations. There are other major factors which help to keep things in place. Moreover, they also help to orchestrate the operations of a business. System administration is one of the areas which may impact the performance of a business. The job performance relates to system performance either it can enhance or destroy the performance. In the same way, a Hadoop administrator is the key player in the world of big data. Furthermore, he takes care of entire Hadoop administration jobs. This, in turn, helps to keep data processing smooth.<\/span><\/p>\n<p><a href=\"https:\/\/www.whizlabs.com\/blog\/big-data-careers\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/www.whizlabs.com\/blog\/wp-content\/uploads\/2024\/05\/Spark-Developer-or-Hadoop-Admin_.jpg\" alt=\"Spark Developer or Hadoop Admin\" width=\"728\" height=\"90\" class=\"aligncenter size-full wp-image-49555\" \/><\/a><\/p>\n<h2 style=\"text-align: justify\"><b>Hadoop Administrator by Definition<\/b><\/h2>\n<p style=\"text-align: justify\">A Hadoop Administrator performs Hadoop administration jobs like Hadoop clusters management. Additionally, he takes care of other resources in the entire Hadoop ecosystem. The typical <span lang=\"EN-GB\">Hadoop administration jobs relate to installation and monitoring of Hadoop clusters. Though, it is not limited to that only. <\/span>The job of a Hadoop administrator is not visible to rest of the IT groups or even to the end users. <span lang=\"EN-GB\">Although looking mundane these Hadoop administrator jobs help to continue Hadoop cluster operation. Furthermore, it prevents problems and improves the performance. This is essential for processing petabytes of data. Besides that, an admin job helps to maintain the safety of Hadoop clusters.<\/span><\/p>\n<h2 style=\"text-align: justify\"><b>Job Responsibilities of a Hadoop Administrator<\/b><\/h2>\n<p style=\"text-align: justify\">Hadoop administrator jobs cover various niches in the big data world. Let\u2019s take a pigeonhole view of Hadoop administration jobs. In broader perspective, we can divide a Hadoop administrator job into two categories \u2013<\/p>\n<h4 style=\"text-align: justify\"><b>DBA Responsibilities of a Hadoop Administrator<\/b><\/h4>\n<ul style=\"text-align: justify\">\n<li>Data modeling like designing and implementation of data based on recognized standards.<\/li>\n<li>Software installation and its configuration.<\/li>\n<li>Backup and recovery operation of Database.<\/li>\n<li>Checking database connectivity and its security measurements.<\/li>\n<li>Performance monitoring and fine tuning on actual basis.<\/li>\n<li>Managing and optimizing disk space for handling data<\/li>\n<li>Installing patches and upgrading software as and when needed.<\/li>\n<li>Automate manual tasks for faster performance.<\/li>\n<li>A Hadoop administrator loads a large volume of data<\/li>\n<\/ul>\n<h4 style=\"text-align: justify\"><b>Data Warehousing Development Responsibilities of Hadoop Administrator<\/b><\/h4>\n<p style=\"text-align: justify\">Hadoop administrator jobs cover batch jobs as part of data warehousing. This involves development, testing, and monitoring. Furthermore, performing primary key execution is a part of Hadoop administration jobs.<\/p>\n<h4 style=\"text-align: justify\"><b><span lang=\"EN-GB\">Day to Day Job Responsibilities of Hadoop Administrator<\/span><\/b><\/h4>\n<h4 style=\"text-align: justify\"><b><span lang=\"EN-GB\">Core Activities<\/span><\/b><span lang=\"EN-GB\"><\/span><\/h4>\n<ul style=\"text-align: justify\">\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Installing Hadoop in Linux environment.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Deployment in a Hadoop cluster and its maintenance.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Health check of a Hadoop cluster monitoring whether it is up and running all the time.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Analyse the storage data volume and allocating the space in HDFS.<\/span><span lang=\"EN-GB\"><\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Resource management in a cluster environment. This involves new node creation and removal of unused ones.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Configuring NameNode to ensure<\/span><span lang=\"EN-GB\"> its high availability<\/span><span lang=\"EN-GB\"><\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Implementing and administering Hadoop infrastructure on an ongoing basis. <\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Required hardware and software deployment in Hadoop environment. Furthermore to expanding of existing environments.<\/span><\/li>\n<\/ul>\n<h4 style=\"text-align: justify\"><b><span lang=\"EN-GB\">Other Activities<\/span><\/b><\/h4>\n<ul style=\"text-align: justify\">\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">User creation in Linux for Hadoop and its components in the ecosystem. Moreover, setting up Kerberos principals is a part of Hadoop administration.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Performance tuning and running jobs in Hadoop clusters.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Capacity planning<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Monitoring connectivity and security of Hadoop cluster<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Managing and reviewing log files in Hadoop.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Management of HDFS file system and monitoring them.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Maintaining HDFS and providing necessary supports.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Backup and recovery tasks.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Communicating with other development, administrating and business teams. They include infrastructure, application, network, database, and business intelligence teams. Effective communication plays a key role in high quality and availability of data.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Coordinating with application teams. Installing the operating system and Hadoop related updates as and when required.<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Working as a key person for Vendor escalation<\/span><\/li>\n<li><span lang=\"EN-GB\"> <\/span><span lang=\"EN-GB\">Troubleshooting<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify\"><b>Essential Skills to Perform Hadoop Administrator Jobs<\/b><\/h2>\n<p style=\"text-align: justify\"><span lang=\"EN-GB\">You must have the following skills to achieve a career as Hadoop administrator.<\/span><\/p>\n<ul style=\"text-align: justify\">\n<li>General operational excellence. This includes good troubleshooting skills, understanding of system&#8217;s capacity and bottlenecks. Furthermore, you also need a basic understanding of memory management areas.<\/li>\n<li>Proper knowledge and hands-on experience in Hadoop ecosystem components.<\/li>\n<li>Hadoop administration demands one&#8217;s deployment skill in Hadoop cluster. Moreover, the job needs adding and removing nodes. It may need tracking of jobs and monitor the important parts of the cluster.<\/li>\n<li>Configuring high availability of name-node.<\/li>\n<li>Scheduling and taking backups<\/li>\n<li>Linux cron is the running platform of Hadoop. Hence, a good hands-on experience of Linux, its commands and scripting are a must.<\/li>\n<li>Configuration management and deployment exposure in Open source environment.<\/li>\n<li>Knowledge of Core Java is an added advantage in performing the job.<\/li>\n<\/ul>\n<h2 style=\"text-align: justify\"><b><span lang=\"EN-GB\">Problems Associated with Hadoop Administrator Jobs<\/span><\/b><\/h2>\n<p style=\"text-align: justify\"><span lang=\"EN-GB\">Hadoop administrator jobs associate with few potential problems in day to day operations. Following are some highlights of such problems \u2013<\/span><\/p>\n<p style=\"text-align: justify\"><b><span lang=\"EN-GB\">Human<\/span><\/b><span lang=\"EN-GB\">: Human error is very common while handling a complex environment like Hadoop. A trivial mistake can make a disaster and Hadoop administrators struggle very often due to this. Hence, setting up proactive and preventive measures in place is an add-on task.<\/span><\/p>\n<p style=\"text-align: justify\"><b><span lang=\"EN-GB\">Configuration Issue<\/span><\/b><span lang=\"EN-GB\">: Configuration is 80% while you are dealing with Hadoop. Hence, the performance may have to pay a lot due to configuration mistakes.<\/span><\/p>\n<p style=\"text-align: justify\"><span lang=\"EN-GB\"><b>Hardware<\/b>: Hadoop deals with the big chunk of data. Whereas, over the period of time, storage system fails to perform as per the expectation. Hence a close monitoring of HDFS prevents to lose data.<\/span><\/p>\n<p style=\"text-align: justify\"><span lang=\"EN-GB\"><b>Resource Exhaustion<\/b>:\u00a0It is a major factor and used as part of Hadoop administrator jobs to measure the task failures. Moreover, it helps to identify users and correct the processes. Repetitive task failures are a drain on capacity. <\/span><\/p>\n<h4 style=\"text-align: justify\"><b><span lang=\"EN-GB\">Conclusion<\/span><\/b><\/h4>\n<p style=\"text-align: justify\"><span lang=\"EN-GB\">Hadoop Administration is a rewarding and sought-after career. It opens up plenty of growth opportunities in today\u2019s Big data market. All you need is to up-skill with Hadoop administration. Once you complete it you can take the transition to Hadoop administrator career. Specifically, you must be comfortable with the job responsibilities and challenges listed above. However, if you are already a database administrator in other domain it will be an added advantage for you.<\/span><\/p>\n<p style=\"text-align: justify\"><em><span lang=\"EN-GB\">Hence, walk on the Hadoop Administrator career path and try to get a certification in Hadoop to explore the world of Hadoop!<\/span><\/em><b><span lang=\"EN-GB\"><\/span><\/b><\/p>\n<p>[divider \/]<\/p>\n<p style=\"text-align: justify\"><em><strong>Whizlabs Big Data Certification courses \u2013\u00a0<a href=\"https:\/\/www.whizlabs.com\/spark-developer-certification\/\" target=\"_blank\" rel=\"noopener\">Spark Developer Certification (HDPCD)<\/a>\u00a0and\u00a0<a href=\"https:\/\/www.whizlabs.com\/hdpca-certification\/\" target=\"_blank\" rel=\"noopener\">HDP Certified Administrator (HDPCA)<\/a>\u00a0<\/strong>are based on the Hortonworks Data Platform, a market giant of Big Data platforms. Whizlabs recognizes that interacting with data and increasing its comprehensibility is the need of the hour and hence, we are proud to launch our\u00a0<a href=\"https:\/\/www.whizlabs.com\/big-data-certifications\/\">Big Data Certifications<\/a>. We have created state-of-the-art content that should aid data developers and administrators to gain a competitive edge over others.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Technology is only one face of the coin when dealing with everyday IT operations. There are other major factors which help to keep things in place. Moreover, they also help to orchestrate the operations of a business. System administration is one of the areas which may impact the performance of a business. The job performance relates to system performance either it can enhance or destroy the performance. In the same way, a Hadoop administrator is the key player in the world of big data. Furthermore, he takes care of entire Hadoop administration jobs. This, in turn, helps to keep data [&hellip;]<\/p>\n","protected":false},"author":220,"featured_media":49567,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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Malhotra","author_link":"https:\/\/www.whizlabs.com\/blog\/author\/aditi\/"},"uagb_comment_info":8,"uagb_excerpt":"Technology is only one face of the coin when dealing with everyday IT operations. There are other major factors which help to keep things in place. Moreover, they also help to orchestrate the operations of a business. System administration is one of the areas which may impact the performance of a business. The job performance&hellip;","_links":{"self":[{"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/posts\/49248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/users\/220"}],"replies":[{"embeddable":true,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/comments?post=49248"}],"version-history":[{"count":2,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/posts\/49248\/revisions"}],"predecessor-version":[{"id":95698,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/posts\/49248\/revisions\/95698"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/media\/49567"}],"wp:attachment":[{"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/media?parent=49248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/categories?post=49248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.whizlabs.com\/blog\/wp-json\/wp\/v2\/tags?post=49248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}