Rather than run through all possible scenarios, this pragmatic operations guide calls out what works, as demonstrated in critical deployments.
- Get a high-level overview of HDFS and MapReduce: why they exist and how they work
- Plan a Hadoop deployment, from hardware and OS selection to network requirements
- Learn setup and configuration details with a list of critical properties
- Manage resources by sharing a cluster across multiple groups
- Get a runbook of the most common cluster maintenance tasks
- Monitor Hadoop clusters--and learn troubleshooting with the help of real-world war stories
- Use basic tools and techniques to handle backup and catastrophic failure