How NameNode tackle Datanode failures in Hadoop?
No Answer is Posted For this Question
Be the First to Post Answer
What is purpose of RecordWriter in Hadoop?
In which directory hadoop is installed?
Do we need to place 2nd and 3rd data in rack 2 only?
Explain what is storage and compute nodes?
What does the high availability of a name-node means?
After the Map phase finishes, the Hadoop framework does 'Partitioning, Shuffle and sort'. Explain what happens in this phase?
What is the use of context object?
Whats the default port that jobtrackers listens ?
What is rack awareness in hadoop?
How many datanodes can run on a single Hadoop cluster?
In hadoop_pid_dir, what does pid stands for?
is there a standard procedure to deploy hadoop?
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)