What is backup:
Data backup is a technique that combines approaches and solutions to ensure that backups are efficient and cost-effective. Your data is duplicated to one or more places, at varied capacities, and at pre-determined frequencies. You can either build up a flexible data backup operation using your own architecture or use available Backup as a Service (BaaS) options in combination with local storage.
But it's also important to define and decide the backup policy to make the backup effective, to do that here is a simple guide for you to make an effective data backup policy.
Guidelines for Planning Backup Policies
Off-peak hours
Backup operations should be performed at off-peak hours, such as between 23:00 and 08:00.
Varying Volume and Time Windows
Back up data on applications with varying volumes of data at varying time windows, and schedule backups at a reasonable level of concurrency.
Incremental backups
Use incremental backups to reduce the time it takes to complete a backup or the amount of bandwidth necessary.
Schedule Complete Backups for Weekends
Perform time-consuming complete backups on the weekend or during other periods of inactivity. Every night, make an incremental or differential backup.
Optimize the backup pace
Optimize the backup pace and duration by tying NICs together, increasing backup network capacity, or taking other steps. Set the backup interval to be longer than the duration of the backup. Otherwise, there will be issues during the backup process.
Volume backup
Perform an initial full backup and then a persistent incremental backup if production host resources are rarely used. Make a volume backup if you have a lot of little files.
Final Thoughts
A backup system is a copy of data that is typical of the original. You can utilize the backup to recover lost information if the original data is lost. Your data backup is the key to properly recovering your data in the case of a media failure. It's equally important to plan your backup according to the type of the data you have, how critically important it is apart from considering these guides do not forget to prioritize the Critically important data backup and focus on your planning strategies depending on your Data Type and criticalness.
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https://e.huawei.com/en/products/storage/data-protection/dc-backup
