Hadoop achieves parallelism by dividing the tasks across many nodes, it is possible for a few slow nodes to rate-limit the rest of the program and slow down the program. What mechanism Hadoop provides to combat this?
No Answer is Posted For this Question
Be the First to Post Answer
Is Namenode machine same as DataNode machine as in terms of hardware?
What is a rack?
Explain what is a sequence file in hadoop?
Tell me some major benefits of Hadoop?
What jobtracker is in hadoop? What are the activities followed by hadoop?
Explain the Single point of Failure in Hadoop?
What does hadoop-metrics.properties file do?
What are the modes in which Hadoop run?
Define data cleansing?
What is job tracker role in hadoop?
Define a record reader?
What are the port numbers of task tracker?
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)