OpenstackProjects developed and initiated by NASA and Reckspace, licensed under Apache licensingThree pillar models of cloud computingIaaS: Infrastructure as a serviceProvision of server/virtual host/network Equipment resourcesPaaS: Platform as a serviceProvides integrated system platforms such as Web middleware/databasesSaaS: Software as a serviceProvide software services such as e-mail/anti-virus/network disk———————————————————————————————————————————————————
Guide to Questions
1. Think about the premise of creating an administrator tenant. Whether the administrator tenant can be created directly.
2. Understand the relationship between tenant, user and role by operation.
3. How to implement add roles to tenant, user.
The code is unreadable and can be read from right to left.
1. Create administrator tenant, user, role
A. Creating an admin tenant
[Bash Shell] Plain text view copy code? 1 OpenStack
This chapter is directly the official document, I have not made any changes. The previous two articles to be explained have already been explained. Because the server is nervous, so I put all on a server. Everything's fine.
Compute Node
Introduction
Common Services
OpenStack Compute (Compute Node Services)
Openstacknetworking (Compute Node)
Introduction
The Compute Nodewill provide:
Hypervisor (KVM)
Nova-compute
Quantum OVS Agent
Common Ser
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Absrtact: The greatest charm of open source is to satisfy people's exploration and curiosity, so that we can understand a system in depth, if we find that its design or implementation of any unreasonable or wrong place, we can come up with their own ideas and realize it, and personally to improve a people are conce
"N Version" openstack--Mirroring service GlanceA. OpenStackThe Glance Mirror service1.1glanceIntroductionGlance mainly consists of three parts
Glance-api : Receive cloud system image creation, deletion, read request, similar to NOVA-API, through other modules (Glance-registry and image store) to complete such as image lookup, acquisition, upload, delete operations, API listening Port 9292.
Glance-registry : The image registration service of the
Following the installation of OpenStack (i)Iii. Configuring the Identity Recognition Service (Keystone) control nodeThe identification service performs the following functions:User management, tracking users and their permissionsAs a directory of other services, provides a directory of available services and their API endpointsTo understand the identity service, you need to understand the following concepts:A number of users (user) represents the pers
# # # OpenStack is what:1,openstack is a cloud computing platform developed jointly by Rackspace and NASA2,openstack is a community of high-tech companies from the Internet3,openstack is an IaaS① solution similar to the Amazon cloud Platform4, a toolset that provides a platform for deploying cloud operations5, the main
:
some new plugins
new LBaaS driver
Juno version:
Initial support for distributed routing (DVR) mechanism
Full IPV6 Support
HA Support for L3 agent
Some of the new Vendors feature plug-ins
From the above process can be seen, the network function from the Folsom version began to introduce, experienced the Folsom, Grizzly, Havana, Icehouse Four versions to form a more stable centralized network model. The distributed routing mode
Recently, someone mentioned a problem in Quora about the differences between the hadoop Distributed File System and openstack object storage.
The original question is as follows:
"Both HDFS (hadoop Distributed File System) and openstack Object Storage seem to share a similar objective: To achieve redundant, fast, and networked storage. What technical features make these two systems so different? Is it
At this time of 14, we also debated whether NFV was OpenStack in the OpenStack community. Now the controversy has been resolved. OpenStack has become an important part of the NFV discussion, as reflected in the ETSI Mano Conceptual architecture diagram below, OpenStack is the primary performer of the Virtualization Inf
OpenStack Log
recently do the project used to OpenStack, because just started to use, there are a lot of errors, and then query the log, take time to get the information of the log system down, we can see.
Log is very important for a stable system, for openstack such a large system, the log is also essential, understanding the
Introduction of two Openstack-api (Java edition)--jcoulds openstack4jJclouds1. IntroductionJclouds-This API provides a portable abstraction layer for cloud computing environments and cloud specification features that support cloud computing platforms such as Amazon, VMWare, Azure, and OpenStack, which are currently supported for OpenStack, Nova, Cinder, API inte
Deployment of FUEL OpenStack on VirtualBox
Deployment process of FUEL OpenStack on VirtualBox:
The 6.1 version of Fuel. iso was installed several times according to the domestic and foreign tutorials, but the network verification never passed. I am not very familiar with the network. Later, I saw on the Internet that version 6.1 requires fuel-master to connect to the Internet, and cannot connect to the Inte
OpenvSwitch Port Mirror in OpenStack Neutron
Preface
I recently built an OpenStack Environment Based on VXLAN and found that the package to dump ovs interfaces is still quite troublesome. After many efforts, find some trouble shooting methods in the network environment of openstack.
In addition to common tools such as ping, host, traceroute, tcpdump, ip neighb
First, what is OpenStack?OpenStack is an open-source cloud management platform project that combines several key components to do the job. OpenStack supports almost all types of cloud environments, and the project goal is to deliver a simple, massively scalable, rich, standard, unified cloud management platform. OpenStack
purpose of this article has been achieved. Because this article describes the implementation of dynamic migrations on the OpenStack platform, readers must have a certain understanding of OpenStack.Introduction to Virtual machine migrationDynamic migration consists of two meanings, one is migration (migration), and migration is to move a user's virtual machine from one physical host to another. The second is dynamic, the dynamic meaning is in the proc
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