What problems have you faced when you are working on Hadoop code?
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What is Disk Balancer in Apache Hadoop?
What is Your Cluster size ?
What is the heartbeat used for?
What is Safemode in Apache Hadoop?
what are the nodes in the Hadoop cluster?
What is the InputFormat ?
What are the different methods to run Spark over Apache Hadoop?
What is the use of combiners in the hadoop framework?
On What concept the Hadoop framework works?
Where is the Mapper Output intermediate kay-value data stored ?
What is keyvaluetextinputformat?
What is the function of ApplicationMaster?