BKJIA exclusive Article] OpenStack is a set of platform software used to manage virtual machines. Instead of a single software, it integrates many components for collaboration. Simply put, for example, there are ten servers. In the case of VMware, we install esx or esxi on each server, and then install a vcenter, in the vcenter management interface, you can add the esx of ten servers to the vcenter by adding domain names or ip addresses. Similarly, Re
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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
Create the RHEL7 system image used by OpenStack, set the image, and install XRDP for remote access. 1. install the RHEL7.2 client in KVM; 2. set the NIC to dhcp and onboot = yes so that the virtual machine can automatically obtain the IP address; vim/etc/sysconfig/network-scripts/ifcfg-eth0 to ensure that the network can be connected. 3. View SELinux status:/usr/sbin/sestatu
Create the RHEL7 system image used by O
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
OpenStack is in full swing, now the Liberty version has been released, the following step-by-step step-by-Step Introduction to this version of the stand-alone deployment. Of course, if you have multiple servers, you can also follow the tutorial for distributed deployments. This article assumes that the reader has a basic understanding of OpenStack architecture and basic components. First, introduce the inst
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This article describes how Nova in the OpenStack (Grizzly) version counts the available resources of a host for debug and operational OpenStack.
In
Label: 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
OpenStack is an open source cloud computing management platform project that supports almost all types of cloud environments, with the goal of providing a simple, scalable, rich, standard, unified cloud management platform. This article we talk about Devstack installation and configuration OpenStack development environment.
OpenStack installation and configurati
OpenStack Compute (Nova) compression 'qcow2 'Disk Image Denial of Service Vulnerability
Release date:Updated on:
Affected Systems:Openstack NovaDescription:--------------------------------------------------------------------------------Bugtraq id: 63467CVE (CAN) ID: CVE-2013-4463
OpenStack Compute (Nova) is a cloud computing constructor written in Python and is part of the laaS system.
Editor's note:OpenStack Kilo is finally coming in the spotlight, with hundreds of new features that have transformed the major Linux Distributions on the market to Kilo version. The 11th version of OpenStack has officially appeared in Thursday as a download server, bringing hundreds of new features to cloud-building users around the world with a timely upgrade. "As the platform core matures, our focus has shifted to improving interoperability in the m
How can I use an ISO image to create an openstack image and then generate a virtual machine ?, Isoopenstack
1. You can click "Create Image" on the dashboard's image interface. Select the ISO format as the format requirement. You can also run the following command:
Openstack image create "kolla_ocata" -- file CentOS-7-x86_64-DVD-1611.ISO -- disk-format iso -- container-format bare -- public
2. Create flavor
OpenStack/devstack with Neutron on Ubuntu 14.04
Before installation, we recommend that you install a brand new Ubuntu Server 14.04. If you use the previous Ubuntu, you may encounter various python package dependencies and software version inconsistencies.
Prepare the environment, create a stack user, grant sudo permissions, and update system software packages.
1 # add user 'stack' 2 sudo su 3 useradd -m -p welcome -s /bin/bash stack 4 # add sudo p
The OpenStack Mirroring Service (glance) allows users to discover, register, and recover virtual machine images. Glance provides the rest API to query the metadata of virtual machine images and to obtain mirroring. With glance, virtual machine images can be stored on a variety of storage, such as simple file storage or object storage (such as the Swift Project in OpenStack).One, the
Statement:This blog welcome forwarding, but please keep the original author information!Blog Address: Http://blog.csdn.net/halcyonbabyThe content of my study, research and summary, if there is similar, it is honored!Kolla ProjectThe Kolla project is part of the Tripleo project and focuses on deploying OpenStack services using Docker containers.The project, which started in September 2014, currently has two release releases. There are about 14 particip
The following pictures are more from the Internet.Cloud computing:Cloud computing Hierarchical organization model:IaaS Infrastructure ServicesPaaS Platform-level servicesSaaS Software-level servicesWebsite:http://www.openstack.org/OpenStack is a project for cloud computing that is developed using the Python language.Three basic components:Compute services, network services, storage servicesOpenStack Project list:OpenStack Compute (code name: Nova)
Use the screen command to restart the service in OpenStack In older versions of OpenStack, it is common to use./rejoin-stack.sh to restart all specified services, in the newest master branch, and no rejoin-stack.sh, then restart the service only first. Unstack.sh, and then./stack.sh. Of course not, this is a very waste of time. In fact, we can manage each of the OpenSt
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