couchbase high availability

High Availability of MySQL-keepalivd + mutual master and slave, mysqlkeepalivdObjective: to configure a keepalived Hot Standby architecture and master-slave ReplicationPlanning:Master1 zlm177 192.168.17.177Master2 zlm188 192.168.17.188Vip 192.168.17.166Environment: Red Hat Enterprise Linux 6.4Percona Server 5.6.15 I. Software Installation Go to the official website: Keepalived-1.2.13.tar Cp keepalived-1.2

NetEase Video Cloud is a cloud-based distributed multimedia processing cluster and professional audio and video technology designed by NetEase to provide stable, smooth, low-latency, high-concurrency video streaming, recording, storage, transcoding and VOD, such as the PAAs service, online education, telemedicine, entertainment show, Online finance and other industries and enterprise users only through simple development can create online audio and vi

This article will cover another high-availability implementation of MySQL, namely MHA (Masterhigh avaliable). Master HA. is an open source high-availability program that provides MySQL's master-slave architecture with the ability to automatically recover from failures. I. Introduction of BASIC knowledge 1. MHA definit

Mysql high-availability architecture solution II (keepalived + lvs + read/write splitting + Server Load balancer)Mysql master-slave replication and lvs + keepalived for high load availabilityDirectory1. Preface 42. Principle 42.1 Overview 42.2 Working Principle 42.3. Actual purpose 43 solution 43.1. Environment 43.2 architecture 53.3 Design Principle 64. Install

Redis High-availability architecture best Practices First, preface May 13, 2017, the application performance Management auditorium Guangzhou station successfully ended, among them from 37 Mutual entertainment DBA Wen in the venue and you have a wonderful Redis technology sharing. Redis is an open source API that is written in ANSI C, supports the web, can be persisted in memory, key-value databases, and

Create DagConfigure the Database Availability GroupSelect the database Availability group, click the plus sign to create the database availability Group;650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/83/E4/wKioL1d_RSbysHqmAABWN7lOIJA378.jpg "/>Enter the database availability group name, witness server, and

High Availability of SQL ServerEvery time we talk about the high availability of SQL Server, many DBAs, especially SQL Server DBAs, feel a pain: Because we all think that SQL Server cannot or is difficult to implement SQL Server. There are also a lot of DBA friends with a head shot, giving the answer "isn't

, the 11.2.0.1 RAC that is installed on the virtual machine is chosen 11.2.0.1 because of problems with public IP and private network segments. During the installation instance, the computer crashes and restarts, and CRS fails to start. [Root@rac1 bin]#./crsctlstart CRS Crs-4124:oracle highavailability Services startup failed. Crs-4000:command startfailed, or completed with errors. [Root@rac1 bin]# Ps-ef|grep has Root 8081 1 0 03:14? 00:00:00/u01/app/grid/11.2.0/bin/ohasd.bin reboot Root 8137

Label:MMM (master-master Replication Manager for MySQL) MySQL Master Replication Manager provides a scalable suite of scripts for monitoring, failover, and management of MySQL master replication configuration. In the MMM high-availability solution, the typical application is a dual-master multi-Slave architecture, through the MySQL replication technology can realize two server mutual primary from, and at an

High-availability architectures are basically standard for Internet services, both application services and database services need to be highly available. Although the Internet service is called 7 * 24-hour uninterrupted service, but there are some times when the service is not available, such as some time the Web page is not open, Baidu can not search or can not send micro-blog, hair micro-letter and so on

The previous article written the Nginx load balancer, this article realizes the high Availability (HA). The overall design of the system is to use Nginx to do load balancing, if there is an nginx single-machine failure, the whole system will not function properly. For the high-availability requirements of system archit

High Availability of spring cloud config distributed configuration center, springcloud In the previous article, we implemented the unified management of configuration files, but we can find that we only use one server. If this server fails, the entire configuration center will be unavailable. Next, we will solve the high avai