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Compute Service Nova is the core of OpenStack services and is responsible for maintaining and managing computing resources in the cloud environment.OpenStack is the cloud operating system for IaaS, and virtual machine lifecycle management is achieved through Nova.As you can see, Nova is at the center of the Openstak architecture and other components support Nova:Glance provides an image for the VMCinder and
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running on it, it is a storage node, and of course, other OpenStack services can be run on that node.Cinder-volume is a storage node hat, CINDER-API is a control node hat. In our environment, devstack-controller wear both hats at the same time, so it is both a control node and a storage node. Of course, we can also use a dedicated node to run Cinder-volume.This once again demonstrates the flexibility of OpenStack
About Keystone module, I will from the overall architecture and functions, user information management, certification services 3 modules with 3 articles for analysis.1. Basic functions of KeystoneAs an identity service for OpenStack, Keystone provides user information management and the completion of each module certification service.User Information Management: user/tenant basic information, tenant managem
running on it, it is a storage node, and of course, other OpenStack services can be run on that node.Cinder-volume is a storage node hat, CINDER-API is a control node hat. In our environment, devstack-controller wear both hats at the same time, so it is both a control node and a storage node. Of course, we can also use a dedicated node to run Cinder-volume.This once again demonstrates the flexibility of OpenStack
OpenStack Swift source code Introduction: overall business architecture and Proxy process The source code analysis of OpenStack has been widely used on the Internet, and the interpretation of each part is also very detailed. Here, I will record some key points of the Swift source code I have read Based on my own understanding, hoping to help the students who nee
Architecture from requirements Demand analysisMost of the software architecture comes from the demand, can say, what kind of demand, there will be what kind of architecture, although different times, different people to achieve, may not exactly the same. But overall, the architecture won't be too far off.Now what
Get object content and metadata TD style= "Margin:0px;padding:3px;border-color: #C0C0C0; border-collapse:collapse;" > Create, update, or copy objects Update object metadata Get object metadata The detailed API specification can be consulted in the developer's Guide. Application development can be implemented using Python bindings already contained in the SWIFT project itself, and in other programming languages, you can refer to the Rackspace compatible Swif
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