Abstract: With the rapid development of data center construction in recent years, the importance of disaster recovery is increasingly recognized in all industries. This paper discusses the significance of data recovery for open systems in the banking industry, and introduces an index system of data and system recovery. A strategy is proposed to recover a system on the condition of onepoint error, logic error and natural disaster in order to maintain security, sustainability and reliability of the system operations.

Key words: data backup, data center, disaster recovery