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Large Scale and Big Data
book

Large Scale and Big Data

by Sherif Sakr, Mohamed Gaber
June 2014
Intermediate to advanced content levelIntermediate to advanced
636 pages
23h 13m
English
Auerbach Publications
Content preview from Large Scale and Big Data
31Distributed Programming for the Cloud
1.6.6 sCheDuling
The effectiveness of a distributed program hinges on the manner in which its con-
stituent tasks are scheduled over distributed machines. Scheduling in distributed
programs is usually categorized into two main classes, task scheduling and job
scheduling. To start with, as dened in Section 1.2, a job can encompass one or
many tasks. Tasks are the nest unit of granularity for execution. Many jobs from
many users can be submitted simultaneously for execution on a cluster. Job schedul-
ers decide on which job should go next. For instance, Hadoop MapReduce adopts a
rst in, rst out (FIFO) job scheduler, whereby jobs are run according to the order of
which they have been received. With F ...
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Publisher Resources

ISBN: 9781466581500