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  • openstack

    Provides a web-based self-service portal to interact wi th underlying
    launching an instance,assigning ip addresses and configuring access controls

    Compute nova Manages the lifecycle of compute instances in an openstack environment
    Responsibilities include spawning,scheduling and decommissioning of virtual machines on demand;
    virtual machines on demand
    manages the lifecycle of compute instance in an openstack
    responsibilityes include spawning,scheduling and decommissioning of virtual machines on demand;
    Networking neutron enables network-connectivity-as-a-service for other openstack services
    such as openstack compute
    provides an API for users to define networks and the attachments into them
    has a pluggable architecture that supports many popular networking vendors and technologies;
    pluggable architecture that supports many popular networking vendors and technologies;
    stores and retrieves arbitrary
    stores and retrieves arbitrary unstructured data objects via a RESTful http base
    highly 高故障  容忍
    highly fault tolerant fault tolerant data replication and scale-out architecture
    fault tolerant data replication and scale-out architecture
    implementation is not like a file server with mountable directories
    in this case
    it writes objects and files to multiple drives
    writes objects and files to multiple drives
    ensuring the data is replicated across a server cluster;
    provides persistent block storae to running instances
    provides persistent block storage to running instances
    its pluggable driver architecture facilitates the
    storage shared services  higher-level services;
    identity service provides an authentication and authorization service for other openstack services
    provides a catalog of endpoints for all openstack services;
    image service glance
    stores and retrieves virtual machine disk images
    stores and retrieves virtual machines disk images
    storages

    compute make use of thhis deuing instance provisioning;
    Telemetry ceilometer
    monitor and meters the openstack cloud for billing benchmarking scalability
    and statistical purposes;
    Monitor and meters the openstack cloud for billing benchmarking scalability and statistical purposes;
    aafter becoming familiar with basic installation configuration operation and troubleshooting of these
    you should consider the following steps toward deployment using a production architecture

    determine and implement the necessary

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  • 原文地址:https://www.cnblogs.com/ruiy/p/5317650.html
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