January 2018
Intermediate to advanced
398 pages
7h 54m
English
book
OpenStack Cloud Computing Cookbook - Fourth Edition
by Kevin Jackson, Cody Bunch, Egle Sigler, James Denton
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Troubleshooting the installation
Ansible is a tool, written by people, that runs playbooks, written by people, to configure systems that would ordinarily be manually performed by people, and as such, errors can occur. The end result is only as good as the input.
Typical failures either occur quickly, such as connection problems, and will be relatively self-evident, or after long running jobs that may be as a result of load or network timeouts. In any case, the OpenStack-Ansible playbooks provide an efficient mechanism to rerun playbooks without having to repeat the tasks it has already completed.
On failure, Ansible produces a file in /root (as we're running these playbooks as root) called the playbook name, with the file extension of .retry. This ...
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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.