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
Content preview from OpenStack Cloud Computing Cookbook - Fourth EditionBecome 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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Reviewing the console logs
Console logs are critical for troubleshooting the startup process of an instance. These logs are produced at boot time, before the console becomes available. Typically, when working with cloud hosted instances, accessing these can be difficult. OpenStack Compute provides a mechanism for accessing the console logs.
Getting ready
To access the console logs of an instance, the following information is required:
- The
openstackcommand-line client - The
openrcfile containing appropriate credentials - The name or ID of the instance
For this example, we will view the last five lines of the cookbook.test instance.
How to do it…
To show the console logs of an instance, use the following command:
openstack console log show --lines 5 cookbook.test ...Become 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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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.