Hadoop

• Ambari - provision, manage, monitor clusters
• CentOS HortonWorks
• HBase - Hadoop database
• HDFS - distributed filesystem
• YARN
• ZooKeeper

• hadoop distcp
• hdfs dfs
• sqoop

• Removing Node from Hadoop Cluster
• Yahoo! Hadoop Tutorial
• Subversion repo

Backup a table, named table_name in this example:

hadoop fs -copyToLocal /apps/hbase/data/table_name/* /tmp/table_name