Storage Reliability Technology--backup

A backup is a copy of all or part of the data collection from the application host's hard disk or array to other storage media in order to prevent the system from operating errors or system failures that result in data loss.

So as to facilitate and timely recovery of the system's effective data and normal operation.

I. Classification of BACKUP methods

Backups can be divided from different latitudes:

　　

Second, data processing technology

In the process of implementing backup, data can be processed in order to improve backup speed, restore speed, increase data security and improve storage media utilization. Common data processing techniques include the following:

• Data compression technology

• Data deduplication Technology

• Data replication Technology

• Data encryption technology

• Data buffering Technology

Data backup and more detailed information can be referred to the following links:

Http://t.cn/RyyN0hg

Storage Reliability Technology--backup