Cloudera Administration Handbook -- Table of Contents -- Cloudera Administration Handbook -- Credits -- Notice -- About the Author -- About the Reviewers -- www.PacktPub.com -- Support files, eBooks, discount offers, and more -- Why subscribe? -- Free access for Packt account holders -- Preface -- What this book covers -- What you need for this book -- Who this book is for -- Conventions -- Reader feedback -- Customer support -- Downloading the example code -- Errata -- Piracy -- Questions -- 1. Getting Started with Apache Hadoop -- History of Apache Hadoop and its trends -- Components of Apache Hadoop -- Understanding the Apache Hadoop daemons -- Namenode -- Secondary namenode -- Jobtracker -- Tasktracker -- ResourceManager -- NodeManager -- Job submission in YARN -- Introducing Cloudera -- Introducing CDH -- Responsibilities of a Hadoop administrator -- Summary -- 2. HDFS and MapReduce -- Essentials of HDFS -- Configuring HDFS -- The read/write operational flow in HDFS -- Writing files in HDFS -- Reading files in HDFS -- Understanding the namenode UI -- Understanding the secondary namenode UI -- Exploring HDFS commands -- Commonly used HDFS commands -- Commands to administer HDFS -- Getting acquainted with MapReduce -- Understanding the map phase -- Understanding the reduce phase -- Learning all about the MapReduce job flow -- Configuring MapReduce -- Understanding the jobtracker UI -- Getting MapReduce job information -- Summary -- 3. Cloudera's Distribution Including Apache Hadoop -- Getting started with CDH -- Understanding the CDH components -- Apache Hadoop -- Apache Flume NG -- Apache Sqoop -- Apache Pig -- Apache Hive -- Apache ZooKeeper -- Apache HBase -- Apache Whirr -- Snappy - previously known as Zippy -- Apache Mahout -- Apache Avro -- Apache Oozie -- Cloudera Search -- Cloudera Impala -- Cloudera Hue -- Beeswax - Hive UI.

Cloudera Impala UI -- Pig UI -- File Browser -- Metastore Manager -- Sqoop Jobs -- Job Browser -- Job Designs -- Dashboard -- Collection Manager -- Hue Shell -- HBase Browser -- Installing CDH -- Stopping Hadoop services -- Understanding a YARN cluster -- Installing the CDH components -- Installing Apache Flume -- Installing Apache Sqoop -- Installing Apache Sqoop 2 -- Installing Apache Pig -- Installing Apache Hive -- Installing Apache Oozie -- Installing Apache ZooKeeper -- Summary -- 4. Exploring HDFS Federation and Its High Availability -- Implementing HDFS Federation -- Configuring HDFS Federation -- Configuring ViewFS for a federated HDFS -- Implementing HDFS High Availability -- The Quorum-based storage -- Configuring HDFS high availability by theQuorum-based storage -- Shared storage using NFS -- Configuring HDFS high availability by shared storage using NFS -- NameNode Journal Status for Quorum-based storage approach -- NameNode Journal Status for the Shared Storage-based approach -- Configuring automatic failover for HDFS high availability -- Jobtracker high availability -- Configuring jobtracker high availability -- Configuring automatic failover for jobtracker high availability -- Summary -- 5. Using Cloudera Manager -- Introducing Cloudera Manager -- Understanding the Cloudera Manager architecture -- Installing Cloudera Manager -- Navigating the Cloudera Manager Web console -- Navigating the Home screen -- Navigating the Clusters menu -- Exploring the Hosts menu -- Understanding the Diagnostics menu -- Understanding the Audits screen -- Understanding the Charts menu -- Understanding the Backup menu -- Understanding the Administration menu -- Configuring High Availability using Cloudera Manager -- Summary -- 6. Implementing Security Using Kerberos -- Understanding authentication and authorization -- Introducing Kerberos.

Understanding the Kerberos Architecture -- Authenticating a user -- Accessing a secure file server -- Understanding important Kerberos terms -- Installing Kerberos -- Configuring the KDC Server -- Testing the KDC installation -- Configuring the Kerberos clients -- Configuring Kerberos for Apache Hadoop -- Configuring Kerberos principal for Cloudera Manager Server -- Configuring the Cloudera Manager Server for Kerberos -- Authorization in Apache Hadoop -- Configuring access control lists in Hadoop -- Summary -- 7. Managing an Apache Hadoop Cluster -- Configuring Hadoop services using Cloudera Manager -- Adding a service to the cluster -- Removing a service from the cluster -- Role management in Cloudera Manager -- Adding a role instance to a host -- Adding a DataNode role to a host -- Adding a TaskTracker role to a host -- Managing hosts using Cloudera Manager -- Adding a new host -- Removing an existing host -- Managing multiple clusters with Cloudera Manager -- Rebalancing a Hadoop cluster from Cloudera Manager -- Adding the Balancer service to the cluster -- Rebalancing the cluster -- Summary -- 8. Cluster Monitoring Using Events and Alerts -- Monitoring Hadoop services from Cloudera Manager -- Understanding events and alerts -- Configuring events and alerts -- Configuring the alert delivery by an e-mail -- Summary -- 9. Configuring Backups -- Understanding backups -- Types of backups -- Types of storage media for backups -- Using cloud services for backups -- Understanding HDFS backups -- Using the distributed copy (DistCp) -- Configuring backups using Cloudera Manager -- Configuring HDFS replication -- Configuring Hive replication -- Configuring snapshots -- Enabling snapshot paths in HDFS -- Configuring a snapshot policy -- Summary -- Index.