Hadoop offers distributed processing of large datasets across clusters and is designed to scale up from a single server to thousands of machines, with a very high degree of fault tolerance. It enables computing solutions that are scalable, cost-effective, flexible, and fault tolerant to back up very large data sets from hardware failures.Starting off with the basics of Hadoop administration, this book becomes increasingly exciting with the best strategies of backing up distributed storage databases.You will gradually learn about the backup and recovery principles, discover the common failure points in Hadoop, and facts about backing up Hive metadata. A deep dive into the interesting world of Apache HBase will show you different ways of backing up data and will compare them. Going forward, you'll learn the methods of defining recovery strategies for various causes of failures, failover recoveries, corruption, working drives, and metadata. Also covered are the concepts of Hadoop matrix and MapReduce. Finally, you'll explore troubleshooting strategies and techniques to resolve failures.
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Gaurav Barot is an experienced software architect and PMP-certified project manager with more than 12 years of experience. He has a unique combination of experience in enterprise resource planning, sales, education, and technology. He has served as an enterprise architect and project leader in projects in various domains, including healthcare, risk, insurance, media, and so on for customers in the UK, USA, Singapore, and India. Gaurav holds a bachelor's degree in IT engineering from Sardar Patel University, and has completed his post graduation in IT from Deakin University Melbourne. Chintan Mehta is a cofounder of KNOWARTH Technologies (www.knowarth.com) and heads the cloud/RIMS department. He has rich, progressive experience in the AWS cloud, DevOps, RIMS, and server administration on open source technologies. Chintan's vital roles during his career in infrastructure and operations have included requirement analysis, architecture design, security design, high availability and disaster recovery planning, automated monitoring, automated deployment, build processes to help customers, performance tuning, infrastructure setup and deployment, and application setup and deployment. He has done all these along with setting up various offices in different locations with fantastic sole ownership to achieve operation readiness for the organizations he has been associated with. He headed and managed cloud service practices with his previous employer, and received multiple awards in recognition of the very valuable contribution he made to the business. He was involved in creating solutions and consulting for building SaaS, IaaS, and PaaS services on the cloud. Chintan also led the ISO 27001:2005 implementation team as a joint management representative, and has reviewed Liferay Portal Performance Best Practices, Packt Publishing. He completed his diploma in computer hardware and network certification from a reputed institute in India. Amij Patel is a cofounder of KNOWARTH Technologies (www.knowarth.com) and leads mobile, UI/UX, and e-commerce vertical. He is an out-of-the-box thinker with a proven track record of designing and delivering the best design solutions for enterprise applications and products. He has a lot of experience in the Web, portals, e-commerce, rich Internet applications, user interfaces, big data, and open source technologies. His passion is to make applications and products interactive and user friendly using the latest technologies. Amij has a unique ability-he can deliver or execute on any layer and technology from the stack. Throughout his career, he has been honored with awards for making valuable contributions to businesses and delivering excellence through different roles, such as a practice leader, architect, and team leader. He is a cofounder of various community groups, such as Ahmedabad JS and the Liferay UI developers' group. These are focused on sharing knowledge of UI technologies and upcoming trends with the broader community. Amij is respected as motivational, the one who leads by example, a change agent, and a proponent of empowerment and accountability.
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