load balancer tutorial

AWS EC2 Server Configuration load balancer steps:1. General Load BalancerAt least two EC2 instances, Here take the Centos6.7 system as an example to install an Apache httpd server default 80 port, or use a different server and port also line, configure the load balancer need

Original link: http://unun.in/linux/156.htmlScheme:Adopt two Nginx server as front-end, provide static Web content, distribute Web request, one from, keepalived implement condition monitoring, ensure nginx normal service, that is, after the main nginx services process dies, Keepalived can switch access to the Web site from Nginx by script or through a program detection mechanism. The monitoring of the backend Web application server is the responsibility of Nginx, keepalived only monitor the heal

Network troubleshooting: Consider the Server Load balancer System It may be difficult to eliminate network problems. If a Server Load balancer system is added to the network, it will pose another challenge. It may not be easy to identify whether the Server Load

F5 BIG-IP Server Load balancer configuration instance and Web Management Interface experience [original] Big | medium | small [| by banquet] [Author: Zhang banquet this article version: V1.0 last modified: for more information, see http://blog.s135.com/f5_big_ip]. Recently, the performance of F5 BIG-IP and Citrix NetScaler Load

One, LVS three kinds of packet forwarding methodLVS provides three packet forwarding methods: NAT (Network address mapping), IP tunneling (IP tunneling), direct Routing (straight route)Different forwarding mode determines the network structure of different cluster, and the following three kinds of forwarding methods are respectively started:1. NAT (Network address mapping):The NAT mode can support any operating system, as well as private networks, and requires only one Internet IP address, but t

securityAny requests from the Internet must go through a proxy server1.3.2 Configure caching to accelerate Web requestsCan cache some static resources on the real Web server, alleviate the load pressure of the real Web server1.3.3 For load BalancingAct as a Load Balancer server to distribute requests evenly and balanc

services. The more famous is www.linux.com and www.real.com.II. system Structure of LVSThe server cluster system with LVS is composed of three parts: the most front-end load Balancing layer (Loader Balancer), the middle server group layer, with server array, the lowest data sharing storage layer, represented by shared storage. All applications are transparent to the user, and the user is only using the hig

Recently, when using Microsoft cloud, we found that azure launched the standard version of Server Load balancer, which should be good news for many users with high security requirements, you can configure SNAT. With azure Server Load balancer, you can: Load Balancing the I

At present, the development of business volume in Enterprise Networks, campus networks, and wide area networks, such as the Internet, exceeds the most optimistic estimates in the past. The Internet boom is surging and new applications are emerging one after another, even if the network is built according to the optimal configuration at that time, it will soon feel overwhelmed. Especially for the core parts of each network, the large data traffic and computing strength make it impossible for a si

1. Proxy and reverse proxy server: connection requests from the proxy internal network to the Internet. External access requests to the internal network are not supported. Reverse Proxy Server: acts as a proxy for hosts on the external network to access the internal network. Www.2cto. com2. common WEB load balancing methods (1) manually select... 1. Proxy and reverse proxy server: connection requests from the proxy internal network to the Internet. Ex

Many websites do not need a large scale at the beginning, but as a website designer, expansion must be taken into account from the very beginning to build a highly scalable architecture. The so-called scalability means that the system can improve the carrying capacity of the system through scale expansion. After all, the vertical expansion of the server itself will soon be restricted, and the single machine will soon be unable to meet our needs, therefore, this capability is often achieved by ad

: This article mainly introduces the nginx server load balancer configuration. if you are interested in the PHP Tutorial, refer to it. Common load balancing solutions include the following: 1. Round Robin Round Robin (Round Robin) distributes client Web requests to different backend servers in sequence based on the ord

1. Proxy and reverse proxy server: connection requests from the proxy internal network to the Internet. External access requests to the internal network are not supported. Reverse Proxy Server: acts as a proxy for hosts on the external network to access the internal network. Www.2cto.com 2. Common WEB Server Load balancer methods (1) manually select the server from which the user chooses to download resourc

Configure apache2.2load balancing tomctomcat6cluster .txtReferences:Http://man.chinaunix.net/newsoft/ApacheMenual_CN_2.2new/mod/mod_proxy.htmlHttp://man.chinaunix.net/newsoft/ApacheMenual_CN_2.2new/mod/mod_proxy_balancer.htmlThe so-called load balancing refers to the fact that a single server cannot respond to a large number of requests within a short period of time on the server side,In this case, the server requires a mechanism to distribute request

Nginx/lvs/haproxy Load Balancer software pros and consHttp://www.ha97.com/5646.htmlPs:nginx/lvs/haproxy is currently the most widely used three load balancing software, I have been implemented in a number of projects, reference to some information, combined with some of their own experience, summed up.The general use of load