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Mastering OpenStack

You're reading from   Mastering OpenStack Design, deploy, and manage clouds in mid to large IT infrastructures

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Product type Paperback
Published in Apr 2017
Publisher Packt
ISBN-13 9781786463982
Length 470 pages
Edition 2nd Edition
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Authors (2):
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Chandan Dutta Chandan Dutta
Author Profile Icon Chandan Dutta
Chandan Dutta
Omar Khedher Omar Khedher
Author Profile Icon Omar Khedher
Omar Khedher
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Toc

Table of Contents (13) Chapters Close

Preface 1. Designing OpenStack Cloud Architectural Consideration FREE CHAPTER 2. Deploying OpenStack - The DevOps Way 3. OpenStack Cluster – The Cloud Controller and Common Services 4. OpenStack Compute - Choice of Hypervisor and Node Segregation 5. OpenStack Storage - Block, Object, and File Share 6. OpenStack Networking - Choice of Connectivity Types and Networking Services 7. Advanced Networking - A Look at SDN and NFV 8. Operating the OpenStack Infrastructure - The User Perspective 9. OpenStack HA and Failover 10. Monitoring and Troubleshooting - Running a Healthy OpenStack Cluster 11. Keeping Track of Logs - ELK and OpenStack 12. OpenStack Benchmarking and Performance Tuning - Maintaining Cloud Performance

Pushing the limits of the database

One of the most critical parts of OpenStack is the database. Usually, MySQL is used when there is no special configuration to prepare specifically for OpenStack to run smoothly and satisfy its multiple services. On the other hand, it becomes tough to maintain the MySQL databases when the cloud environment keeps growing. Database inconsistency constitutes one of the biggest challenges when running OpenStack in production. For example, it could happen that you have disassociated a network from an instance but the status in the database has not been changed. Nova claims that the network is associated within the instance, while Neutron claims the opposite. In this case, you will have to edit the database and change the start manually. In rare cases, manual intervention can be error-prone. Generally, it is much more difficult to keep consistency when other changes are being performed...

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