And what if you are an IT director who is responsible for efficient IT infrastructure? You know that the company will not be able to bear monthly costs of maintaining two independent data centers. It is also costly to maintain a team of system maintenance specialists, access control security measures, proper conditions for cooling of devices, fire protection measures, power back up, power generators, secure and redundant internet access, etc., and all that on a 24/7 basis, 365 days per year. What then?
Collocation and hosting
One of the solutions is the collocation or hosting of IT environments in data centers (DCs) employing highly specialized IT staff. The collocation of your own hardware or using hosting services in one DC is not all. Especially for critical systems where availability is a key condition, one data center is not sufficient. The availability of the second DC, also called a disaster recovery center (DRC) is necessary.
In the event of a primary DC failure, data stored in DRC may be run in several possible ways, depending on the selected backup/replication/high availability strategy.
Collocation (own hardware)
1. The customer has only a copy of the resources in ...