service, and Devstack is not enabled by default and needs to be enabled manually. Similar to Cinder-volume, Cinder-backup supports a variety of backup backend through the driver architecture, including POSIX file systems, NFS, Ceph, GlusterFS, Swift, and IBM TSM. The supported driver source files are placed in the/opt/stack/cinder/cinder/backup/drivers/In this s
service, and Devstack is not enabled by default and needs to be enabled manually. Similar to Cinder-volume, Cinder-backup supports a variety of backup backend through the driver architecture, including POSIX file systems, NFS, Ceph, GlusterFS, Swift, and IBM TSM. The supported driver source files are placed in the/opt/stack/cinder/cinder/backup/drivers/In this s
Tags: back delete script dir mysqldump ash mysq usr nameHttp://edu.51cto.com/course/14150.html?source=soIf you need to back up all the libraries of the database, you can use the following command:Mysqldump--opt--all-databases >/root/openstack.backupIf you are backing up just one of these libraries, you can use the following commandMysqldump--opt Nova >/root/nova.backupIf you need backup every day, then you can write a script for a scheduled
Openstack official website content: http://docs.openstack.org/grizzly/openstack-object-storage/admin/content/
Because I only focus on the part of openstack Object Storage, I did not write anything related to other modules (or I am relatively lazy). I may add it if necessary in the future.
The translation level is limited. If a netizen finds an error during re
. Responsible for virtual machine creation, power-on, shutdown, suspend, suspend, adjust, migrate, restart, destroy and other operations, configure CPU, memory and other information specifications. Integrated into the project from the Austin version.Object Storage (Storage): Swift. A set of systems for implementing object storage in large-scale scalable systems with built-in redundancy and high fault-tolerant mechanisms, allowing storage or retrieval of files. Provides mirrored storage for glanc
Highly Available
Concept
Level
Chen Ben
How to Achieve
Classification
The ha of OpenStack
virtual machine ha
compare
application level ha,heat ha template
component ha
mysql ha
Three ways-master-slave synchronization, Main and Standby mode
three ways of two
This tutorial is based on the Ubuntu12.04 edition, and it will help readers build a openstack minimized installation. I am the top of the Wuyue, translation more use of transliteration method, so the individual words and the original discrepancy, please understand. I am not a major in English, I think the most important thing is to understand the technology, and not the four level and grind in the boring English-Chinese translation, so my goal is loya
first, the basic knowledge of OpenStackOpenStack is a free software and open source project that was developed and initiated by NASA and Rackspace to Apache2.0 licenses (compatible with GPLv3 and DFSG).OpenStack is an open source cloud computing management Platform project, composed of several major components to accomplish specific tasks. OpenStack supports almost all types of cloud environments, and the p
Hardware requirements
Installing OpenStack
1 Installing the CentOS 65 system and emptying the Iptables firewall rules
2 The required toolkit for installing the system includes OpenStack-dependent and cloudfoundry-dependent
3 Installing Epel Repo
4 Upgrade Current system
5 Installing OpenStack Repo currently cloudfoundry can
different ESX (i) host to start the virtual machine, which may also cause service disruption.There is no official statement that OpenStack supports high availability at the virtual machine level, which is presented in the Folsom version, but is later discarded. OpenStack currently has an incubation project evacuate, which is used to provide high availability support for
HA) to figure out how to achieve high availability, you need to know which services are prone to unreliable. Start by understanding some of the approximate structure of OpenStack. OpenStack consists of 5 large components (compute Nova, Identity Management Keystone, image management glance, front-end management dashboard and object storage Swift). Nova is the core component of computing and control, and i
As a core tutorial for OpenStack, we have come to the final summary.
OpenStack currently has dozens of modules, this tutorial discusses the most important core modules: Keystone,nova,glance,cinder and neutron. Please look at the following figure:
This figure is truncated from https://www.openstack.org/software/project-navigator/, which is the official 6 Core Service defined by
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.
10. OpenStack Object Storage Service (SWIFT)
configuration: I added two hard drives (SDB,SDC) to the compute node for storage, and the compute node in my build is the storage node, because the computer can't pull more virtual ...
Brief introduction:
There are four main components of Swift: Swift-proxy-server, Swift-account-server, Swift-container-server, Swift-object-server
Swift-proxy-server (Proxy service): Externally provided object service API
Well, we've already installed fuel master, and now we're ready to install OpenStack, so you can see the OpenStack main interface when the installation is complete.Continue yesterday, we went into the fuel UI and then "new OpenStack Environment" to create the OpenStack deployment environment.650) this.width=650; "src="
= = Keystone Service = =OpenStack-keystone: inactiveAs shown above: If you start httpd, you will not be able to start the Openstack-keystone service very well, as you can see in the official documentation: the 35357 . By default, the Keystone service still listens on ports35357. Therefore, this guide disables the Keystone Service.This means that the httpd and
The entire life cycle of instance from creation to deletion is managed by Nova. In the following sections, we take the different operational scenarios in the instance life cycle as an example to analyze in detail how the different Nova components work together and deepen your understanding of Nova through log analysis.Before we study Nova's operations, let's start by learning one important thing: the OpenStack logs.OpenStack's log records very detaile
The first part of OpenStack and its composition introduction one, cloud computingCloud computing is a computational model that abstracts resources such as computing power, storage, networking, and software into services so that users can enjoy them remotely over the Internet, and pay in the same way as traditional public service facilities. requirements, ease of access, dynamic change, and unlimited virtualization scalability are some of the key featu
The entire life cycle of instance from creation to deletion is managed by Nova.In the following sections, we take the different operational scenarios in the instance life cycle as an example to analyze in detail how the different Nova components work together and deepen your understanding of Nova through log analysis.Before we study Nova's operations, let's start by learning one important thing: the OpenStack logs.OpenStack's log records very detailed
650) this.width=650; "Title=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20160503-1462278374898013082.png "src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20160503-1462278429940030293.jpg "style=" border:0px;float:none; "/>The entire life cycle of instance from creation to deletion is managed by Nova. In the following sections, we take the different operational scenarios in the instance life cycle as an example to analyze in detail how the different Nova compon
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