4.1 CentOS Environment PreparationGoal: Modify Answer-file, place controller+network on one node, compute-storage on another node, deploy a two-node environment using Packstack
Hostname
Ip
Floating IP
Function
Lxp-node1
192.168.11.8
10.33.41.135
Controller+network
Lxp-node2
192.168.11.9
10.33.41.136
Compute+storage
Added in/etc/hosts:192.168.11.8 Lxp-node1192.168.11.9 Lxp-node2
This section deploys the Devstack lab environment, including control nodes and compute nodes, as follows:Create a virtual machineCreate Devstack-controller and Devstak-compute virtual machines according to physical resource requirementsInstalling the operating systemInstall Ubuntu 14.04, and configure eth0 IP devstack-controller 192.168.104.10 devstak-compute 192.168.104.11download CodeDownload the Devstack code and switch to the Stable/liberty branch
Apt-get Install Git-ygit clone http
I. Introduction of DashboardDashboard (Horizon) is a web interface that enables cloud platform administrators and users to manage different OpenStack resources and services. This deployment example uses an Apache WEB server. Dashboard only requires authentication services in the core services. You can use dashboard with other services, such as image services, compute services, and network services. You can also use dashboard in the Click Service envi
In our OpenStack learning, the network component neutron is undoubtedly very difficult for many people to understand, can be said to understand deeplyThe neutron component, you basically completed the OpenStack 60% learning, storage aspects as long as the distribution is not involved, the rest of the basic is relatively simple650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M01/8C/2A/wKioL1hkfNax-VLLA
In the field of cloud computing, open source technology has become a more attractive choice for companies and manufacturers, according to a new survey report, OpenStack after 4 years of rapid development, has completely surpassed other platforms such as Cloudstack, the first. Zenoss has just completed an open source cloud computing market survey of 376 users (2014 Open source cloud computing), 69% have applied cloud computing technology to varying deg
ELK installation configuration is simple, there are two points to be aware of when managing OpenStack logs:
Logstash configuration file Writing
Capacity planning for Elasticsearch log storage space
Also recommended Elkstack Chinese guide.
ELK IntroductionELK is an excellent open-source software for log collection, storage and querying, and is widely used in log systems. When the OpenStack
Rally IntroductionRally integrates deployment, API testing, stress testing capabilities (such as), but we typically deploy with Devstack, Tempest API testing, so Rally is often used to simulate stress testing in high-concurrency scenarios. Rally tests the OpenStack scale and performance by testing the corresponding time and request success rate of OpenStack in concurrent APIs.1. Deploy Rally$ git clone http
The recent deployment of OpenStack involves a number of concepts between the various services, briefly documenting some of them as memos.Services (Service)In OpenStack, a service has several endpoints through which the user accesses the service and uses the functionality provided by the service;Compute Services (Compute service)- NovaNetwork Services (Networking service)--neutronIdentity Service--keystoneIm
Video link: http://edu.51cto.com/index.php?do=lessonid=127539Introduction: Many OpenStack practitioners are complaining about the high cost of cloud platform deployment, maintenance difficult, small white users are complaining about the OpenStack threshold is too high, the entry is too difficult, some senior OpenStack architects are reluctant to share with you th
, so you can repeat each time. Correct use of the automatic configuration management tool not only simplifies the automatic deployment release of deployment and configuration changes, but also ensures that each component of the cloud system is in a specific State.
These tools also make it possible to test and roll back changes, as they are fully repeatable. conveniently, a large body of work has been done by the openstack community in this space. pu
Openstack: a solution to slow network access on control nodes.Problem
In a dual-node environment, the instance access network on the "control node + computing node" is normal, however, instances on computing nodes copy files from other machines very slowly, with only dozens of KSolution
Through the query of some information on the Internet, this may be caused by MTU. Therefore, MTU is reconfigured for all instances on the computer, and the result spee
is a relatively messy note that needs to be sorted outHow to become an OpenStack contributorOpenStack is just a technical frameworkOpenStack FoundationTechnical Committee code management, Quality assuranceThe Board of Directors determines the future direction of OpenStack Platinum members, gold members, individual membersUser Committee collects the needs of different users for
This article organizes the basic process of submitting code to the OpenStack community, as well as some information about the community. If there is reprint, please indicate the source!Let's take a picture to illustrate the general flow of OpenStack code review:The process for submitting code changes to OpenStack is mainly as follows:
Configuring Git and
IBM and RedHat may soon join the OpenStack support camp, which will largely promote the development of this cloud open source code project. GigaOm first reported the news that IBM and RedHat will join the OpenStack team, but the news has not yet been confirmed by both companies and OpenStack. OpenStack is a cloud compu
The OpenStack Identity (Keystone) service provides authentication and management user, account, and role information services for OpenStack Cloud running OpenStack compute, and for OpenStack Object Storage provides authorization services.
Keystone architecture
Keystone has two main components: Authentication and Serv
The official website www.openstack.org the most popular community, sponsored by Rackspace and NASA's Open source cloud computing community, the major IT giants involved in the program, the domestic Sina's SAE contributed a lot. OpenStack is known as the 21st Century Linux open source community, can foresee its development prospects is how vast.
OpenStack's core project was increased from the previous two to the following: Cloud Compute (Nova) project
Catalogue
The catalog Keystone certification process allows Keystone to provide validation capabilities for a new project Service finally
Keystone Certification Process User uses credentials (Username/password) to Keystone authentication and obtains a temporary token and Generic catalog (global catalog), and temporary tokens are stored in the keystone-client (cache UUID locally) and Keystone-backend. User uses this temporary Token to send to Keystone and obtains a tenants list that the user can
In the Hosts file for all nodes, add:10.0.0.10 MYVIPInstall on all nodes# yum Install-y openstack-keystone python-keystoneclient# yum Install-y openstack-utilsSet the keystone.conf file on all nodes using the MySQL cluster address:# openstack-config--set/etc/keystone/keystone.conf database connection Mysql://keystone:[email Protected]/keystoneTo create a keystone
Mirroring a virtual hard disk that has a system installedManagement is done with glance.Status of the Mirror:The active image has been uploaded and is availableSaving is being uploaded, not yet completed.Killed upload errorQueued does not actually upload, but is marked with this image
Installing glanceRegister at KeystoneGlance the required accountCreate a Glance ServiceSpecify the endpoint of the Glance ServiceInstallation[[emailprotected]~]#yum-yinstallopenstack-glance.noarch[[email prot
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