openstack mysql

steps; the other articles you read must not be so quick. Install so many packages; Yum--enablerepo=epel-testing install Openstack-nova openstack-glance openstack-keystone Openstack-swift openstack-dashboard openstack-util

LDAP servers). Modules The middleware module runs in the address space of the OpenStack component using the Identity authentication service. These modules intercept service requests, extract user credentials, and send them to a central server for authorization. Integration between the middleware module and the OpenStack component uses the Python Web Server Gateway Interface. Pre-demand

special:Controller1:/etc/init.d/mysql bootstrapController2:/etc/init.d/MySQL StartController3 :/etc/init.d/mysql StartLog on to any node for verification:# mysql-p123456mariadb [(none)]'wsrep_cluster_size';MariaDB [(none)] ' ws% ';Comments:The Wsrep_cluster_status is primary, which indicates that the node is the prima

0. FrontierAfter a period of tossing and Juno, finally installed in their own Mac version of the four node environment. In this process, spent a lot of time, encountered a lot of problems, learned a lot of knowledge, toss a lot of things that do not need to toss, this article tries to make a summary of the process.1. Initial environmentDescription1. VirtualBox Ubuntu Installation: (VirtualBox NIC configuration visible http://www.cnblogs.com/sammyliu/p/4137772.html)The 14.04 server version is ins

dominates OpenStack. OpenStack users tend to use open source components, 93% of the OpenStack Cloud runs KVM (Kernel Virtual machine hypervisor), and the second manager is QEMU (16%). While VMware is committed to incorporating its own tools into the OpenStack ecosystem, only 8% of users use ESX.　　open source networks,

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

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

Nova is a compute service that can start a virtual machine instance. These services can be configured on a separate node or on the same node. Most services run on the controller node and run the virtual machine service on a dedicated compute node. This time, we deploy the compute to the control node.4.1 Install Compute Controller services (Installation Compute service)4.1.1 installation of compute required Packages# yum Install Openstack-nova-api

. When asked if you want to create a virtual environment, select Y or N. Test An example: open a terminal and go to the project directory, such as Keystone. Run the ./run_tests.sh Run all services running the OpenStack service devstack: Open a terminal and go to the Devstack directory. Run the./stack.sh command. In LOCALRC, specify the services to run, such as Enabled_services=key,c-api,c-vol,c-sch,mysql,r

= glance Admin_password = Glance_pass After completing the above operation, refer to the OpenStack tutorial to continue editing: vi/etc/glance/glance-registry.conf After entering the following command, omit Sh–c:/bin/sh-c "Glance-manage db_sync" glance at this time,I receive the following error message: CRITICAL glance [-] Dbconnectionerror: (Operationalerror) (2003, "Can ' t connect to MySQL server on ' c

etcd_initial_advertise_peer_urls =" http: // 192.168.37.128: 2380 "# Controlling terminal address etcd_advere_tisent_urls =" HTTP: // 192.168.37.128: 2379 "# client address etcd_initial_cluster =" Controller = http: // 192.168.37.128: 2380 "# Cluster name setting etcd_initial_cluster_token =" etcd-cluster-01 "# token setting etcd_initial_cluster_state =" new" 3. Enable the etcd service and set auto-start upon startup. Systemctl enable etcd. ServiceSystemctl start etcd. Service VII. Keystone a

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

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

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.

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="

and reliability, the keystone backend uses Mysql to store user information and memcache to store tokens. To reduce access pressure on keystone, The keystoneclient of all services (nova, glance, neutron) is configured to use memcache as the token cache. Because Netease private cloud needs to be deployed in multiple data centers, each data center is naturally isolated geographically, which is a natural disaster tolerance method for upper-layer applicat

nodes.Common deployment modes are: Active-passive primary and Standby mode, active-active dual active mode, cluster mode.(2) So how to build a redundant control node? Or what other ways to achieve high-reliability control?Many people may think of implementing active-passive mode, using a heartbeat mechanism or a similar method for backup, and failover to achieve high reliability. OpenStack does not have multiple control nodes, and pacemaker requires

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

directly with the hardware or software provided by the upper block storage. By driving the structure, he can interact with a multitude of storage providers.Cinder-scheduler. Daemon process. Type in Nova-scheduler, selecting the optimal block storage provisioning node for the instance of the storage volume.There is no cinder when the virtual machine disk storage location;[[emailprotected] linux-node2 ~]# ls /var/lib/nova/instances/_base compute_nodes e7585ece-c8e9-4ad8-8796-8a58bca459bf locks