摘要
校园一卡通已成为校园准金融部门,其业务量大而且数据变化具有实时性的特点。一卡通数据容灾建设应做到"灾难"发生时零数据丢失,而且业务停顿时间尽量小。基于这一目标,采用Solaris卷管理器SVM在两个盘阵的两个卷之间做镜像,保证任一时刻有两份相同的数据副本保存在不同的盘阵上,实现了单个盘阵损坏时数据零丢失,而且另一块盘阵透明地接管业务,业务停顿时间也为零。经实际运行表明,此容灾手段可靠易管理,且投资少,保障了一卡通业务的稳定连续运行。
Campus card department is the quasi-financial sector of the school,its business bustling and data changes frequently.The data disaster recovery of Campus Card system construction should aimed at zero loss,and business downtime should be as short as possible.So,Solaris volume manager to build raid-1 volume over two SANs＇ two volumes is used,it ensures that there are two data copies at deferent SAN at anytime,realizing the zero loss of data when one of the two SAN lost and the zero business downtime.The practice shows that,this data disaster recovery measures have the features with high reliability,easy managment,and low investment,ensure the campus card business running stable and continuously.
出处
《信息技术》
2010年第12期102-104,共3页
Information Technology
