August 2016
Intermediate to advanced
468 pages
9h 53m
English
Content preview from Mastering KVM VirtualizationBecome 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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Accessing the instance configuration database
All the instance configurations are stored in the nova database. Sometimes accessing the database gives good information for troubleshooting purposes. For example, Instance creation fails with an error. Identifying on which compute-node the particular instance was scheduled to run will give us a starting point for troubleshooting. The instance table in the nova database holds all the information, including the host details. To access the nova database, follow the following steps:
- SSH into the your OpenStack AIO system and run the
mysqlcommand to get into the database:# mysql Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 559251 Server version: 5.5.42-MariaDB-wsrep ...
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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.
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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.