postgresql load balancing

In MySQL to achieve read and write separation, load balancing, with Mysql-proxy is very easy, but large-scale processing for performance has yet to be improved, the main configuration steps are as follows:1.1. Mysql-proxy InstallationMySQL Proxy is such a middle-tier agent, simply said, MySQL proxy is a connection pool, responsible for the front-end application of connection requests forwarded to the backgr

As developers of back-end applications, we often develop, debug, test and publish our applications to the production environment, and users have direct access to our applications. But for Internet applications, there is a low profile or thick or thin layer of load balancing software between your application and users, and they do not show the dew silently playing an important role, so much so that we often

Label: I. What is covered in this article (Contents) What is covered in this article (Contents) Background (contexts) Architecture Principles (Architecture) Test environment (Environment) Installing Moebius (Install) Moebius Test (testing) Load Balancing test (load balancing test

It is best to divide the routing load balancing network segments. This will not disrupt the routing behavior at the network layer, because the host or router forwards each packet through the "Route" found in the route table, unless the load balancing of the route table is achieved, otherwise, only a unique route is sel

Recently looking at a book on Javaweb implementation of the Web site distributed architecture, it mentions that through load balancing, you can avoid issues such as server paralysis caused by massive access or the inability of users to access due to a single server failure. There are many ways to achieve load balancing

Nginx load Balancing 1, Nginx load Balancing overviewWith the explosive growth of Internet information, load balancing (load balance) is no longer a very unfamiliar topic, as the name i

The commercial license version of Nginx Plus is beginning to feature TCP load balancing. Starting with Nginx version 1.7.7, it is now a commercial fee version that you want to try and apply on the website. In other words, nginx in addition to the usual HTTP load balancing, Nginx increases the implementation of TCP prot

Nginx is a lightweight WEB server, reverse proxy server and e-mail server, this article describes the use of different ports in the virtual machine to simulate different servers, and the use of Nginx reverse proxy function to achieve server load balancing effect. Create a new two sites First, create two WEB directories as sites under different servers, one is website-a, and the other is website-b. These t

In some cases, the expansion is obvious, such as the download service due to insufficient bandwidth and must be extended, but, other times, many people see the site performance is not satisfactory, immediately implement load balancing and other expansion means, really need to do this? Of course, the problem is only their own to answer, in addition to high availability and deployment considerations, in most

ADSL, such as broadband access because of its economic and adequate, that is, cost-effective advantages of many small and medium-sized enterprises favored. With the development of enterprise business, especially for some medium-sized enterprises and enterprises with high dependence on network, they will consider bandwidth expansion or planning large bandwidth access. Multi-line broadband access is often its first choice, there will be some enterprises will choose "optical fiber +ADSL" and other

Nginx Series Links:An introduction and installation of Nginx high Performance Web server seriesWww.cnblogs.com/maxtgood/p/9597596.htmlThe second command management of Nginx High Performance Web server seriesWww.cnblogs.com/maxtgood/p/9597990.htmlThree-version upgrade of Nginx high Performance Web server seriesWww.cnblogs.com/maxtgood/p/9598113.htmlNginx high-Performance Web server series four configuration fileWww.cnblogs.com/maxtgood/p/9598333.htmlNginx High Performance Web server series five--

Load balancing, also known as load sharing, refers to load balancing by dynamically adjusting the load on the system, and performing the load on multiple operational nodes to reduce the

number of users that can be supported by the cluster system and the time required to process a request. 　　 Among the many existing methods of balancing server load, the following two methods are widely studied and used: 　　 DNS Load Balancing Method Rr-dns (round-robin Domain Name System)

ArticleDirectory 1. Where can I find the load balancing configuration page? 2. port forwarding Configuration 3. Health Check 4. Other problems Recently, the company wants to migrate its architecture to the cloud, store it in S3, and use EC2 for servers. To make our architecture horizontally scalable, we use AWS Load

LVS Load Balancing clusterTypes of clusters1, load Balancing cluster: To improve the corresponding ability of the application system, as far as possible to deal with more corresponding requests, less latency as the target, get the overall performance of high load concurrency