Tianjin E-government Network Share Disaster Tolerance System

With the continuous development of our infomationization and people to understand the deepening of informatization, government sector informatization construction focus has shifted gradually by the traditional network construction transferred to the data center construction up. Centralized data as a production factor, in economic and social resource structure plays an irreplaceable position, once the data appear problem, can give a government department serious consequences. However, self-built investment huge disaster preparedness system, the later-period management operation and maintenance complex.This paper of sharing disaster tolerance system is to point to by government led by unified build a disaster preparedness center. So effectively lower the respective departments of their respective alone built of funds, allows data disaster preparedness within easy reach. Its core value lies in: one is to simplify the disaster preparedness construction, let conditional construction disaster preparedness units reducing construction cost; Two is to reduce disaster preparedness threshold, let the current conditions of disaster preparedness not construction units can also enjoy the disaster preparedness service.This paper mainly based on current affairs department of the existing information application systems and data storage environment status of needs analysis, in maximum not change or affect the original business system, under the precondition of heterogeneous system by integrating existing virtualization, based on IP remote replication techniques to realize the wide-area storage networking, through UDM reunification of disaster preparedness resources management and standardize the business process management, tolerant drill management and data recovery plan etc important segment, eventually build sharing disaster tolerance system.