May 2018
Intermediate to advanced
256 pages
7h 6m
English
Content preview from OpenStack for Architects - Second Edition
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Compute, storage, and network agents
The compute, storage, and network components in OpenStack have a set of services that perform the work that is scheduled by the API services. These services register themselves with the schedulers on startup over the message bus. The schedulers are responsible for determining the health of the services and scheduling work to active services. The compute and storage services are all designed to be run active/active but the network services need some extra consideration.
Each hypervisor in an OpenStack deployment runs the nova-compute service. When this service starts up, it registers itself with the nova-scheduler service. A list of currently available Nova services is available through the nova service-list ...
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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.