Disaster Recovery Solutions: Nine Questions to Assess Needs
If you’re thinking about replacing or enhancing your company’s disaster recovery (or DR) capabilities, you’re likely to be in for a pleasant surprise.
Thanks to continuing advances in cloud technology, today you can achieve better protection at a lower cost than at any time. Still, Disaster Recovery as a Service (or DRaas), as the cloud service is called, isn’t necessarily the best alternative for all companies.
This article offers a brief overview of the three generic approaches to disaster recovery. It then provides a list of nine questions to ask yourself about your operations.
Your answers to those questions will help you choose the disaster recovery alternative that best meets your company’s needs. The two familiar, well-established alternatives for disaster recovery are backup/restoration and system mirroring.
Backup/restoration protects your systems to your last backup
With backup/restoration, you make a full copy of your system and data files at regular intervals. You move the copy to a remote site where a secondary or backup infrastructure is waiting to be activated.
If your primary systems go down, you restore your most recent system and data files to the secondary infrastructure. You then shift your workload to the secondary site until you can resume operation at your primary location.
Mirroring provides fast, complete protection at high cost
With system mirroring, you run two functionally identical systems all the time.
A secondary or backup