openstack tutorial

Original article: http://www.hengtianyun.com/download-show-id-79.html The resize (upgrade) function of openstack allows us to change the number of CPU cores, memory, and disk size of the Virtual Machine. Of course, the virtual machine can only be upgraded up and cannot be downgraded down. By analyzing the source code, we found that the resize process is actually a cold migration process, and the resize multi-transmits a flavor parameter. The following

Start speaking today about installing the components in OpenStack, then install it from Keystone, a secure authentication service, and, of course, there are some preparations to make before installing.First of all, what is the next keystone to do?In fact, in the early morning OpenStack is not keystone This component, some security authentication for example, user, message, API call authentication, etc. are

Lift the installation of OpenStack, the whole people feel bad, for nearly a week time also failed to fix Redhat, CentOS 6.5 system installation, finally changed to CentOS7.0 last installation success. In order to later less detours, write down their own dull footsteps.The first time you install OpenStack, the server you get is a Redhat6.5 system with a CentOS6.5 system disc in hand. Developers are very lazy

The first contact with OpenStack, this piece is more headache, different documents, settings will vary, and can work, in the end which is correct? I'm afraid it's hard to come to a conclusion, here is a summary, the day sent to the mailing list for advice.The following settings, the final result, is that there is a network card into bridge, I understand bridge, is a switch, the virtual machine on the above can communicate with each other.The following

Statement: This blog is welcome to forward, but please keep the original author information! The content of my study, research and summary, if there is similar, it is honored. Original address: http://blog.csdn.net/gtt116/article/details/9618403 This article describes how Nova in the OpenStack (Grizzly) version counts the available resources of a host for debug and operational OpenStack. In

system: Centos7 x86_64 Controller 2c+6g+40g 192.168.147.50 can nat internetCompute 1c+4g+40g 192.168.147.60 can be NAT internetNeutron 1c+2g+20g 192.168.147.70 can nat Internet off SELinux: sudo setenforce 0 sudo sed-i '/selinux/s/enforcing/disabled/'/etc/selinux/config sestatus shut down the mission firewall Systemctl Stop firewalld.service systemctl disable Firewalld.service configuration hostname: Vim/etc/hosts 192.168.72.50 openstack-contr

The difference in version 12.04 is that this is an LTS (LongTermSupport) release, which means that Canonical has to support it for five years. Further, Canonical also guarantees porting support for OpenStackto12.04 in the next four versions, providing enterprise users with the prospect of stable operating system. In the cloud era, Ubuntu12.04 includes OpenStackEssex. The support for OpenStack is a transformation. Previous Ubuntu1 The difference in ve

Installing the operating systemInstall the Ubuntu Server 14.04 (trusty Tahr) LTS 64-bit operating systemAt least one network interface can access the extranetLocale to en_US. UTF-8Configuring the operating systemDeployment host to taget host no password login:Copy Deployment hos Public key to Taget/root/.ssh/authorized_keysssh-copy-id-i ~/.ssh/id_rsa.pub [email protected]kernel版本为3.13.0-34-genericor later$ uname-alinux rpc-3 3.13.0-46-generic #79-ubuntu SMP Tue Mar 20:06:50 UTC x86_64 x86_64 x86

6.1 CentOS Environment Preparation Vm Name Hostname Ip Function Lxp-centos-1 Hcloud.controller 192.168.11.13/10.33.41.132 Controller Lxp-centos-2 Hcloud.network 192.168.11.14/10.33.41.135 Network Lxp-centos-3 Hcloud.compute1 192.168.11.15/10.33.41.139 Compute1 Lxp-centos-4 Hcloud.compute2 192.168.11.16/10.33.41.148 Compute2 Modify/etc/sysconfig

https://www.ustack.com/blog/openstack-dragonflow/This article was organized by the May 30, 2015 OpenStack Meetup in Beijing, the speaker for Unitedstack network engineer King Absalom.On the Vancouver OpenStack Summit, Neutron's newest subproject Dragonflow was not specifically mentioned. In fact, the project presented by the Huawei Israel technical team is still

This blog post has been quietly in the draft box for more than half a year. If it is not asked for some reason or the loss caused by ignoring it, I do not know when to complete it. I am grateful for the setbacks I 've experienced during this period. I hope you can give me more determination! This article attempts to describe in detail the complete process of creating a virtual machine in openstack, from the user's request to the successful running of

Many of our partners are confused about how to learn openstack. The main reasons for the analysis are as follows:1. I don't know what kind of operating system to deploy?Openstack is deployed in centos7 or later versions in the enterprise production environment. openstack does not support Windows systems. We also hope that you do not deploy the system on the wuban

Recently, when looking for a job, I was asked some principles of Swift's bottom, so I decided to take notes in order to be able to impress. The following is reproduced by (http://www.openstack.cn/?p=776) --Openstack Swift Open Source cloud storage technology Analysis The OpenStack Swift Open source project provides an elastic, scalable, highly available distribut

Open Stack Compute Infrastructure (Nova) Nova is the computational organization controller in the OpenStack cloud. All activities that support an instance (instances) lifecycle in the OpenStack cloud are handled by the Nova. This makes Nova a platform for managing computing resources, networks, certifications, and scalability requirements. However, the Nova itself does not provide any virtualization capabi

OpenStack Glance upload image Glance is a sub-project that provides mirroring services in OpenStack, this article mainly describes the process of uploading images glance.The Glance service consists of two services Glance-api and Glance-registry.The GLANCE-API is responsible for receiving and processing requests and storing the mirrors.Glance-registry is responsible for saving the meta-information of the im

:+------------+-----------+-----------+| Services | Type | Status |+------------+-----------+-----------+| Ceilometer | metering | Available || Cinder | Volume | Available || Cinderv2 | Volumev2 | Available || Glance | Image | Available || Keystone | Identity | Available || Neutron | Network | Available || Nova | Compute | Available || NOVA_EC2 | EC2 | Available || novav3 | Computev3 | Available |+------------+-----------+-----------+This allows you to proceed with the

2015-06-08 Zhang Xiaodong Oriental Cloud InsightClick on the link text above to quickly follow the "East Cloud Insights" public numberThe two acquisitions that were announced this week were noteworthy, with Cisco buying piston cloud computing, the same time IBM's acquisition of the Blue Box group, aimed at solving the pain in the construction of the private cloud platform, allowing it to build an enterprise private cloud better and faster.Management capabilities are an important differentiator f

Horizon is a subproject of OpenStack that provides a Web front-end console (called a dashboard) to demonstrate the functionality of OpenStack. Usually, we start from horizon, Dashboard to understand the OpenStack. In fact, Horizon does not add any new functionality to OpenStack, it only uses the

Due to the recent work need to use OpenStack, use Curl Operation OpenStack Object storage Rest API, this is I found a lot of information, here, recorded. Using OpenStack, use curl to manipulate the rest API for OpenStack object storage CURL is a tool that uses URL syntax to transfer files and data, and supports many

Reprint Please specify: Jizi's blog»mirantis OpenStack Fuel9.0 offline installation (MOS9.0 local source) Awaited began to come out. The openstack-m version of MOS9.0 was finally released in 7/12. A friend who likes to toss can do it. From the Community Edition I've installed, the installation steps are similar to MOS8.0. When installing, you can refer to: Mirantis Open