August 2015
Intermediate to advanced
278 pages
5h 54m
English
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The Hadoop-YARN single node installation
In a single node installation, all the Hadoop-YARN daemons (NameNode, ResourceManager, DataNode, and NodeManager) run on a single node as separate Java processes. You will need only one Linux machine with a minimum of 2 GB RAM and 15 GB free disk space.
Prerequisites
Before starting with the installation steps, make sure that you prepare the node as specified in the above topic.
- The hostname used in the single node installation is
localhostwith127.0.0.1as the IP address. It is known as the loopback address for a machine. You need to make sure that the/etc/hostsfile contains the resolution for the loopback address. The loopback entry will look like this:127.0.0.1 localhost - The passwordless SSH is configured ...
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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.