What is Disk Balancer in Apache Hadoop?
No Answer is Posted For this Question
Be the First to Post Answer
What if a namenode has no data?
Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?
What is the relation between job and task in hadoop?
Explain the core components of hadoop?
What is Rack awareness?
On what basis Namenode will decide which datanode to write on?
how can we change Replication Factor?
Is hadoop obsolete?
What are different types of filesystem?
Why do we need a password-less ssh in fully distributed environment?
What is a Secondary Namenode? Is it a substitute to the Namenode?
What is Apache Hadoop? Why is Hadoop essential for every Big Data application?
Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)
Apache Spark (991)
Apache HBase (164)
Apache Flume (95)
Apache Impala (72)
Apache Cassandra (392)
Apache Mahout (35)
Apache Sqoop (82)
Apache ZooKeeper (65)
Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)
Apache Avro (26)
Apache Presto (15)
Apache Tajo (26)
Hadoop General (407)