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    Home»All»What Is Apache Spark?
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    What Is Apache Spark?

    SimpsonBy SimpsonAugust 30, 20223 Mins Read
    What Is Apache Spark
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    Apache Spark is a distributed computing framework. It uses a driver core process to split the application up into various tasks. These tasks are then distributed to executor processes. These executor processes can be scaled up and down according to the application’s needs. An additional requirement for Spark is a resource management system. It must be configured properly to make sure it can manage all of the necessary resources. This article will describe how to use Spark and its components.

    Spark is a distributed computing framework for large-scale data processing. This framework is designed to scale and run on millions of servers. It supports both on-premises and cloud computing. A Spark cluster consists of worker nodes, which are used for computations. The codebase was originally developed by AMPLab at the University of California, Berkeley. Today, it’s maintained by the Apache Software Foundation. Spark workflows are managed through directed acyclic graphs, where nodes are RDDs, and edges are operations on these RDDs.

    Spark supports streaming data and real-time analytics. Unlike traditional methods, it offers the flexibility to process large amounts of data with fast, iterative results. The Spark library supports SQL queries, machine learning algorithms, and complex analytics. Whether you’re using Spark to process big data, Apache Spark is a valuable tool to have. So what is Apache Spark? How does it differ from Hadoop? The key differences between the two systems are in their ability to process real-time stream data and support for multiple languages.

    A Spark cluster uses a specialized query language called Catalyst. Its query optimizer analyzes the data and devises an appropriate query plan. It supports multiple workloads and thus eliminates the need to maintain separate tools for each one. Matei Zaharia originally developed Spark in the AMPLab at UC Berkeley. It was open sourced in 2010 under a BSD license and donated to the Apache software foundation in 2013.

    Spark supports two kinds of streaming data. Real-time data comes from IoT devices and clickstreams. Real-time data can be processed to generate information. For instance, geospatial analysis, remote monitoring, and anomaly detection are possible with real-time data. Apache Spark supports both batch and real-time data stream processing. Stream processing involves asynchronous real-time data stream, while batch processing requires a long-running job.

    To train a machine learning model, Apache Spark has R and Python libraries. Python machines can be imported into a Java or Scala pipeline. MLib, the machine learning library, is an abstraction layer for graph data. Spark SQL, on the other hand, is used for structured data. The Spark stack contains three main components: a driver program, the Spark SQL library, and GraphX. Each of these three components runs independently on a cluster.

    Apache Spark also provides a set of Web UIs to monitor the status of running applications and the resource consumption of the Spark cluster. These UIs provide a rich set of information on the application’s execution. Users can also start a history server on windows, mac, or Linux. Once there, they can go into the history server and see the details of each application. This is extremely useful when performance tuning and compare previous runs with the current one.

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