apache tomcat load balancing

Original English version, Chinese versionTony TangTranslation Arrangement In the first part, I briefly described the various factors that need to be taken into account during the design of a large J2EE system with upgrading and high reliability. This article discusses Tomcat's support for cluster, Server Load balancer, fault tolerance, session replication, and other capabilities. In this section, we will see the complete cluster architecture and insta

;(4) Security Protection: Hardware equalization equipment In addition to load balancing function, but also has a firewall, anti-DDoS attacks and other security functions;(5) Maintenance angle: Provide a good maintenance management interface, after-sales service and technical support;(6) Local tyrants company: F5 Big Ip Price: 15w~55w range; A10 Price: 55w-100w;Disadvantages(1) The price is expensive;(2) Poo

good experience. Fast-growing traffic and data flow have spawned a wide range of load-balancing products, and many professional load-balancing hardware provides good functionality, but is expensive, which makes load-balancing sof

spawned a wide range of load-balancing products, and many professional load-balancing hardware provides good functionality, but is expensive, which makes load-balancing software popular, and Nginx is one of them. The first public

Nginx configuration system consists of a master configuration file and some other auxiliary configuration files. These configuration files are plain text files, all in the Conf directory under the Nginx installation directory. The line starting with # in the configuration file, or a number of spaces or tabs in front of it, followed by the lines of # are considered comments, meaning that only the user who edits the file is meaningful, and the actual content of the program is ignored when it reads

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 balancing is to use different technologies depending on the stage of the site's

Catalina_base Catalina_homecatalina_2_base=/mnt/apache-tomcat-02 "Tomcat2 path"catalina_2_home=/mnt/apache-tomcat-02Export Catalina_2_base Catalina_2_homeTomcat_home=/mnt/apache-tomcat-01Export Tomcat_hometomcat_2_home=/mnt/

, "controller" Assign the controller name Jkmount/* to the load assigned in workers.propertise3, download mod_jk.so:http://mirror.bjtu.edu.cn/apache/tomcat/tomcat-connectors/jk/binaries/windows/, note download and Apache The same version of so is placed under the installatio

Internet to access different intranet host resources through different domain names, so that intranet hosts are protected from external host attacks, load balancing and caching functions, to a large extent, reduce the burden on Web servers? Improve access speed. A simple nginx is implemented as a reverse proxy for load balan