load balancer sticky session

Haproxy + Apache for Linux Server Load balancer Software Haproxy provides high availability, Server Load balancer, and reverse proxy Based on TCP and HTTP applications, especially for websites with extremely high loads that usually require session persistence or layer-7 proc

corresponds to upstream localhost{}.After the above steps, the load Balancer configuration is completed, the following to start Tomcat_1, tomcat_2, and then double-click the nginx root directory Nginx.exe file or use start Nginx boot (shutdown is: nginx-s stop), open the browser, Enter Address: http://localhost will be able to see the first page of Tomcat.Learn more about Nginx configuration: http://www.ho

HAProxy is a proxy software that provides high availability, server load balancer, and TCP and HTTP applications, HAProxy is a completely free proxy solution that provides TCP and HTTP applications quickly and reliably with HAProxy. HAProxy is applicable to websites with large loads. these sites usually need session persistence or layer-7 processing. HAProxy supp

.png "" 532 "Height =" 242 "/> VCL. Load first6./Default. VCL VCL. Use first6 Then let the client start to initiate a request and give it a try: 650) This. width = 650; "style =" border-bottom: 0px; border-left: 0px; border-top: 0px; border-right: 0px "Title =" image "border =" 0 "alt =" image "src =" http://img1.51cto.com/attachment/201409/25/6249823_1411657818Ub2f.png "" 537 "Height =" 251 "/> web1 hard to refresh at this time will still be cach

, there are also real-time static content, the Mop-like hodgedge and Netease community use such strategies.Category 3: The content changes in real time and is very personalized. For example, for mailbox applications, the content provided by such services cannot be static and can only be optimized through regional deployment and load balancing.For the vendors that provide cdn services, static content cdn is naturally no problem. For the third type of s

different back-end server in chronological order, and can be automatically rejected if the backend server is down. 2), weight specifies the polling probability, the weight value is proportional to the access ratio, and is used in cases where the performance of the backend server is uneven. 2), ip_hash each request according to the hash result of the access IP allocation, so that each visitor fixed access to a back-end server, you can solve the problem cannot be shared

that both master and slave MySQL need to turn on the remote access function and set the same username and password!!#设置主从的ip地址, note: This machine is also replaced by IP address.Start AmoebaBin/launcher View LogsTail-f Logs/net.logClient testing:Mysql-h 192.168.137.3-p8066-uroot-prootConfigure Nginx Proxy#serversUpstream test.com { Ip_hash; server 127.0.0.1:8080; server 127.0.0.1:8081;}#以上是每个请求按访问ip的hash结果分配, so that each visitor fixed access to a back-end server, can solve the

Using partition and server load balancer to achieve greater and better MySQL database optimization and use is a very complicated issue. so how can we make the database bigger and better? This article will show you how to use partition and load balancing solutions to make your MySQL bigger and better. Larger MySQL Adding more MySQL instances is an effective way t

}After the modification, also modify the server listening port, the original content is as follows:server {Listen 80;server_name localhost;......The following changes are completed:server {Listen 8086;server_name 10.0.2.136;......In this way, Nginx starts listening for the local IP (10.0.2.136) 8086 port request after booting, then turns its request to the two IIS sites specified in mylocalsite and forwards the results to the client. If everything is configured correctly, then you can run C:/ngi

}After the modification, also modify the server listening port, the original content is as follows:server {Listen 80;server_name localhost;......The following changes are completed:server {Listen 8086;server_name 10.0.2.136;......In this way, Nginx starts listening for the local IP (10.0.2.136) 8086 port request after booting, then turns its request to the two IIS sites specified in mylocalsite and forwards the results to the client. If everything is configured correctly, then you can run C:/ngi