Explain how can we check whether namenode is working or not?
No Answer is Posted For this Question
Be the First to Post Answer
What is a Heartbeat in Hadoop?
What are the main components in Hadoop Eco-System and what are their functions ?
After increasing the replication level, I still see that data is under replicated. What could be wrong?
How can native libraries be included in yarn jobs?
Which directory does hadoop install to?
Explain the common input formats in hadoop?
What are the Features of Hadoop?
What is Rack Awareness? What is its need in Hadoop?
Why do the nodes are removed and added frequently in a hadoop cluster?
What is replication factor?
How can one check whether NameNode is working or not?
How to create hadoop archive?
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)