August 2015
Intermediate to advanced
278 pages
5h 54m
English
Content preview from Learning YARNBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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The migration steps from MRv1 to MRv2
The migration steps from MRv1 to MRv2 can be categorized as:
- The configuration changes to use YARN as the MapReduce execution framework
- The binary / source compatibility while working with MapReduce APIs
Configuration changes
In this section, we'll discuss the configuration changes required during migration from MRv1 to MRv2. The information provided in this section is limited to the minimum configuration changes required during the migration. Detailed information regarding the deprecated and new properties is provided in a Cloudera blog at https://www.cloudera.com/content/cloudera/en/documentation/core/v5-2-x/topics/cdh_ig_mapreduce_to_yarn_migrate.html.
The upcoming sections describe the changes while migrating ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.