随着企事业单位对计算机系统依赖程度的日益增加,系统的可靠性和安全性也变得越来越重要.针对这个问题,结合医疗卫生集群门户网站系统,介绍了基于高可用双机热备的工作原理、技术特点及部署方案.实践证明,采用这种技术可以有效的实现数据的安全存储,提高系统的可靠性,同时也能最大程度的减少服务器的中断时间,从而保证系统对外提供更加安全可靠的服务.%As a lot of enterprises and entities are getting more and more reliant on computer systems for their daily operation, the reliability and security of computer systems have become increasingly important for them Based on the studying of health and medical cluster website systems,this essay focuses on the hot standby technology,as well as its technological characteristics and implementation process It is proved that the application of this technology can effectively improve the reliability of the systems,make sure that data are securely saved,improve the load balancing capability of servers,and in the meantime it will reduce the risk of interrupting the servers, these will in return ensure the duly operation of computer systems and provide more reliant and secure service to clients.
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