openstack sdn

Introduction to OpenStack Components Parsing (Advanced)Learning Goals: Mastering the architecture and functionality of more components The contents of this note are: Ceilmeter Component Parsing Heat Component Parsing Trove Component Parsing Sahara Component Parsing Ironic component parsing 1. Ceilometer Component ParsingAlso known as OpenStack Telemetry ( remote m

Openstack Nova secondary development-Nova-extended service This article mainly describes how to start openstack Nova-extend services. This service is used for secondary extension and development of some requirements of openstack, such as node inspection and dynamic migration (based on Fuse file system implementation, distributed system, such as moosefs), file in

I. Summary of the OpenStack OpenStack is both a community, a project and an Open-source software that provides an operational platform or toolset for deploying the cloud. Its purpose is to help the organization run a cloud of virtual computing or storage services, providing scalable, flexible cloud computing for public, private, and selector, small clouds.1. The following are 5 important components The nov

Disclaimer: The recent installation of the kilo version of OpenStack found that there were very few existing web tutorials and that most of the tutorials did not install successfully, So write this tutorial. The installation of OpenStack is complex, and this tutorial does not guarantee that it will be installed successfully in different environments. Personal installation tutorials are also prone to erro

password set in operation 1.2 2.2.3: Under [token], write Action 2.3: Synchronize database command su-s/bin/sh-c "Keystone-manage Db_sync" Keystone, there were 2 errors in the execution of this command Error One: Unable to connect to the database, solution when the environment is ready (see previous article), write the 127.0.0.1 controller in the Hosts file Error two: After fixing the error one, execute the synchronization command, the result appears specified key was too long; Max key length i

In the past ten years, RHEL has made RedHat the dominant position in the enterprise-level Linux market. Ten years later, RedHat hopes to build an IaaS solution on OpenStack to realize the company's leapfrog development. RedHat is now focusing on cloud computing and plans to use it as the main driving force to support its business development in the next decade. Only this time, the most prominent focus is that Redhat has successfully invested money in

Problem descriptionOpenStack J Version Centos7 deploymentRestart service when not to come, the log is not error, to glance services as an example, as follows:# systemctl start Openstack-glance-api.service openstack-glance-registry.serviceJob forOpenstack-glance-api.service failed. See' systemctl status Openstack-glance-api.service 'and' Journalctl-xn ' forDetail

Glance Mirroring Service:Glance consists of three main components: Glance-api, glance-registry, and image storeGLANCE-API: Accepts the creation, deletion, and read requests of the system image.Glance-registry: Mirrored registration Service for cloud systemsGlance installation:[[emailprotected] ~]# yum -y install openstack-glance python-glance python-glanceclient[[emailprotected] ~]# vim /etc/glance/glance-api.conf [database]connection=mysql://glance:[

=========================linux-node1.oldboyedu.com Installation#BaseYum Install-y http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-5.noarch.rpmYum Install Centos-release-openstack-libertyYum Install Python-openstackclient# #MySQLYum install-y mariadb mariadb-server Mysql-python# #RabbitMQYum Install-y rabbitmq-server# #KeystoneYum install-y openstack-keystone httpd mod_wsgi memcached python-me

Descriptive narrative of the problemOpenStack J Version Centos7 deploymentRestarting the service does not come up, the log does not error. Take the glance service as an example, such as the following:# systemctl start Openstack-glance-api.service openstack-glance-registry.serviceJob forOpenstack-glance-api.service failed. See' systemctl status Openstack-glance-ap

Test classification in OpenStack Test categories in OpenStack can be divided into the following types:1) unit test (small test/unit tests) Unit tests are stored in the code library of each component. For example, unit tests of nova are stored in the nova/tests directory. Unit Tests are mainly aimed at testing the source code and testing the code at the function level. Need data or a simulated environmen

OpenStack is a cloud operating system that controls a large pool of computing, storage, and network resources in the entire data center. All resources are managed through a dashboard, which gives administrators control and allows users to prepare resources through the Web interface. OpenStack is a cloud operating system that controls a large pool of computing, storage, and network resources in the entire da

OpenStack, the installation threshold is relatively high, and quite cumbersome, many of the installation documentation authors save a lot of installation steps. This has brought a lot of trouble to beginners, and perhaps the author can easily save a step, will be created after the installation failure. And beginners are not very aware of OpenStack, errors can not be cleared, so many people are halfway to ab

Openstack-rocky version of ErrorError 1:Package download failure, after determining the system source is not a problem, found that Ping does not pass Baidu. Finally, a DNS resolution was added, stating that no DNS was added (/etc/resolv.conf).Error 2:As the Admin user, an error occurred while requesting the authentication token, should be a port error, when configured, using 5000, the following command in the test using 35357, so wrong.[[email protect

Installing OpenStack is a complex matter, especially if a component, a component, a single coding deployment, is estimated to be too time consuming, and the probability of error is high, it is very efficient and reliable to use tools to push deployment. Mirantis is a company that specializes in OpenStack services, has a high contribution to OpenStack, is now prof

Chinese garbled characters in OpenStack Databases The SQL connection of openstack must be configured with UTF-8 to avoid Chinese garbled characters. SQL _connection = mysql: // nova: xxx @ qa-mysql1: 3306/nova? Charset = 'utf-8' However, if UTF-8 is not set before, the database cannot be cleared at will. to update a field in the openstack database, you cannot dir