August 2015
Intermediate to advanced
144 pages
2h 58m
English
Content preview from Troubleshooting PuppetBecome 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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Chapter 5. The Marionette Collective
In this chapter, we will introduce the Marionette Collective (MCollective). We will have a look at the architecture of MCollective, which includes a message broker. We will examine the configuration of ActiveMQ, the preferred message broker for MCollective. We'll also learn how to diagnose issues with ActiveMQ. Then, we'll explore the MCollective command line utility, mco. Finally, we'll look at problems with time synchronization, network access, and logging.
Architecture
MCollective is the Puppet Labs orchestration engine. It is not just specific to Puppet and can be used alongside other configuration management systems such as Chef, Salt, and CFEngine. MCollective uses a message broker to facilitate communication ...
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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.