July 2017
Intermediate to advanced
796 pages
18h 55m
English
Content preview from Scala and Spark for Big Data Analytics
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Spark on Mesos
Mesos deployment is similar to Spark standalone mode and the Driver communicates with the Mesos Master, which then allocates the resources needed to run the executors. As seen in standalone mode, the Driver then communicates with the executors to run the job. Thus, the Driver in Mesos deployment first talks to the master and then secures the container's request on all the Mesos slave nodes.
When the containers are allocated to the Spark job, the Driver then gets the executors started up and then runs the code in the executors. When the Spark job is completed and Driver exits, the Mesos master is notified, and all the resources in the form of containers on the Mesos slave nodes are reclaimed.
Multiple clients interacting with ...
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