Php Chinese network (www.php.cn) provides the most comprehensive basic tutorial on programming technology, introducing HTML, CSS, Javascript, Python, Java, Ruby, C, PHP, basic knowledge of MySQL and other programming languages. At the same time, this site also provides a large number of online instances, through which you can better learn programming... Reply content:
1. language advice: learn python well.
OpenStack is a pure python project, so you mu
OpenStack is an excellent cloud operating system, and it is wise for developers, administrators, and operators to have the skills associated with them in their virtual toolkit. Efficient cloud requires an efficient database and can accept multiple databases. But what if you want IBM? DB2 for OpenStack, what should I do? OpenStack does not support DB2 by default.
Introduction to OpenStack extension topic in frontLearning Goals:
Learn about the automated deployment of OpenStack
Understand the issues that exist when Hadoop is cloud
Learn about Ceph and the application of Ceph in OpenStack
Learn about OpenStack and Docker
The contents of this note are:
API front-end servicesEach OpenStack component may contain several sub-services, which must have an API service that is responsible for receiving customer requests.In Nova, for example, Nova-api as a unique window to the Nova component, exposing the capabilities that Nova can provide to customers. When customers need to perform VM-related operations, they can and only send REST requests to NOVA-API. Customers here include end users, command lines, and
650) this.width=650; "title=" "src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20160403-1459686062320040176.jpg "style=" Border:none;color:rgb (51,51,51); font-family: ' Microsoft Yahei '; font-size:14px;line-height:26px; "/>Before learning about OpenStack services, let's build an experimental environment first.There is no doubt that OpenStack, which can see the touch and allow us to toss
API Front-end servicesEach OpenStack component may contain several sub-services, which must have an API service that is responsible for receiving customer requests.In Nova, for example, Nova-api as a unique window to the Nova component, exposing the capabilities that Nova can provide to customers.When customers need to perform VM-related operations, they can and only send REST requests to NOVA-API.Customers here include end users, command lines, and o
future features of Cloudstack and OpenStack and the roadmap for the project are also fully open. So you can clearly understand the direction of the project and make a long-term plan. This will help you define and plan the future of your project to meet your needs.
Actively participating in the open source community allows you to build relationships with people in other organizations, and perhaps they are solving the same problems that you are solvin
"Original article, reproduced please specify the source"First, I restarted the machine, and then wanted to delete the virtual machine that was not successfully created (VT with no CPU turned on), and the result was that the status was always deleting. Creating a virtual machine in this state also fails.Second, analysis: In the/var/log/nova/nova-compute.log log found the following information:---------------------------------------------------------------------------------------------------------
Installing openstack through an external network may require a large amount of events to be downloaded from the RPM package, and may be unable to access the external network environment at some customer sites, for convenient and quick installation, you can build a yum source by yourself. This article makes a complete summary from the creation of the yum source, to the installation of a single openstack node
During the installation process, a source problem was encountered and the Web page for the package could not be found: reopen the preloaded source address, open the Epel-openstack-havana.repo file, and display the following:# Place this file in Your/etc/yum.repos.d/directory[openstack-havana]name=openstack Havana Repository for EPEL 6baseurl= http://repos.fedorap
0. FrontierAfter a period of tossing and Juno, finally installed in their own Mac version of the four node environment. In this process, spent a lot of time, encountered a lot of problems, learned a lot of knowledge, toss a lot of things that do not need to toss, this article tries to make a summary of the process.1. Initial environmentDescription1. VirtualBox Ubuntu Installation: (VirtualBox NIC configuration visible http://www.cnblogs.com/sammyliu/p/4137772.html)The 14.04 server version is ins
Compiling OPENSTACK-JAVA-SDK using MAVEN in a Windows environmentCompiling source FilesDownload Source codeGit clonehttps://github.com/woorea/openstack-java-sdk.gitDownload and install Gpg4win http://ftp.gpg4win.org/The download for this process is Gpg4win-2.2.2.exeConfiguring GPGViewF:\GITHUB\OPENSTACK-JAVA-SDK>GPG--list-keygpg:c:/users/eric.sunah/appdata/roamin
Compiling OPENSTACK-JAVA-SDK using MAVEN in a Windows environmentCompiling source FilesDownload Source codeGit clonehttps://github.com/woorea/openstack-java-sdk.gitDownload and install Gpg4win http://ftp.gpg4win.org/The download for this process is Gpg4win-2.2.2.exeConfiguring GPGViewF:\GITHUB\OPENSTACK-JAVA-SDK>GPG--list-keygpg:c:/users/eric.sunah/appdata/roamin
We are building a swift environment on our own these days. After reading some documents and combining my own practices, I wrote it down:
1. Physical Environment Description:
Linux: Ubuntu server 12.04 Proxy Server IP: 10.214.0.181storage server one: 10.214.0.179storage server two: 10.214.0.180storage server three: 10.214.0.182
2. important components:
Node: runs one or more object storage services.
Proxy node: Run proxy services
Auth node: Run auth Service
Storage: Run account, container, and
OpenStack network summary: basic concepts of the network in openstack
Openstack-install-guide-yum-icehouse.pdf/7. Add a networking service/Networking concepts
OpenStack's Neutron can manage Virtual Network Infrastructure (VNI) and physical network infrastructure (PNI) in the OpenStack environment ). OpenStack's Neutron
Openstack-dashboard Development Environment Building and openstack Building
1. during the development process, it is generally necessary to run the dashboard component separately in your local linux system (Ubuntu or centos), which is preferred. If you are not used to it, you can use vmwareworkstation to install a virtual machine and switch over at any time.
2. install some required packages for the dashbo
When opening the dashboard error: Locationparseerror at/admin/(Locationparseerror (...), ' Failed to parse:failed to parse:10.50.20.75:35357:v2.0 ')
Request Method:
GET
Request URL:
http://10.50.20.75/dashboard/admin/
Django Version:
1.4.8
Exception Type:
Locationparseerror
Exception Value:
(Locationparseerror (...), ' Failed to parse:failed to parse:10.50.20.75:35357:v2.0 ')
Exception Lo
This is the 1th chapter in the OpenStack implementation experience sharing series.The instance of OpenStack is deployed through a Glance mirror, so preparing the mirror is a must-do job. This section describes how to make a Linux image, and also discusses Windows mirroring later.Download Clould imageThe simplest approach is to use a standard image. The mainstream Linux distribution provides a cloud image th
DirectoryOpenstack-mitaka Overview of High AvailabilityOpenstack-mitaka High-availability environment initializationOpenstack-mitaka High-availability Mariadb-galera cluster deploymentOpenstack-mitaka High Availability of memcacheOpenstack-mitaka High Availability pacemaker+corosync+pcs High availability clusterOpenstack-mitaka Highly Available certification services (Keystone)Openstack-mitaka High Availability Computing Service (Nova)
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.