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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Log files and the catalog
Logging in Puppet can be enabled on a client node (agent) with the --debug option to Puppet agent. This will output a lot of information. Each plugin file will be displayed as it is being read and executed. Once the catalog compiles, as each resource is applied to the machine, debugging information will be shown on the agent.
However, when you are debugging, your catalog may fail to compile. If this is the case, then you will need to examine the logs on the master. Where the logs are kept on the master depends on the way you have your master configured. The Puppet master process can be run either through a Ruby HTTP library named WEBrick, or via Passenger on a web server such as Apache or Nginx. Also, a third option now ...
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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.