Nginx
nginx [engine x] is an HTTP and reverse proxy server,
a mail proxy server, and a generic TCP/UDP proxy server, originally written by Igor Sysoev.
背景故事
Igor Sysoev最初写了NGINX来解决C10K问题,这是1999...
What is virtual server?
虚拟服务器是一个高度可扩展且高度可用的服务器,构建在真实服务器集群上。
服务器群集的体系结构对最终用户完全透明,用户与群集系统进行交互,就好像它只是一个高性能的虚拟服务器一样。
请考虑下图。
真实服务器和负载平衡器可以通过高速LAN或地理上分散的WAN互连。
负载均衡器可以将请求分派给不同的服务器,并使群集的并行服务在单个IP地址...
HAProxy
HAProxy is a free, very fast and reliable solution offering high availability, load balancing, and proxying for TCP and HTTP-based applications. It is particularly suited for very high tr...