MapReduce - Job

Mapreduce Pipeline


A MapReduce Job is a running instance of an MapReduce application

This job is a Yarn job as Yarn is the new Hadoop implementation of the Map reduce framework (v2). A map reduce application (/ job) is one type of a Yarn application (/ job) .



See Hive - WebHCat (Rest API for HCatalog)

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Card Puncher Data Processing
Hive - WebHCat (Rest API for HCatalog)

WebHCat ((or Templeton) service is a REST operation based API for HCatalog. WebHCat provides a service that you can use to run Hadoop MapReduce (or YARN), Pig, Hive jobs or perform Hive metadata operations...
Jobhistory Ui
Map Reduce - Job History Server

The history server REST API's allow the user to get status on finished job. It was known as: the Yarn History Server the Map Reduce History Server It supports only MapReduce job as seen in the...
Mapreduce Pipeline
MapReduce - Application

Applications: specify the input/output locations supply map and reduce functions via implementations of appropriate interfaces and/or abstract-classes. These, and other job parameters, comprise...
Event Centric Thinking
Stream - Samza

LinkedIn stream processing framework that provides powerful, reliable tools for working with data in Kafka. (LinkedIn created Apache Kafka to be the data exchange backbone of its organisation.) See StreamTask...
Yarn Ui Log Ambari
Yarn - Log (Container, Application) - Tfile

The log of an application (ie from all the containers that the app use when running). Application logs are not saved in text format. They are saved in a binary format called org/apache/hadoop/io/file/tfile/TFileTFile....

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