When using a cloud, you have to expect that any service can be down at anytime. Although Azure Storage is considered one of the most durable services (because many services in Azure rely on it), it is possible that it will face an outage. To mitigate problems related to such failures, it offers four different kinds of replication:
- Locally-redundant storage (LRS): Three copies of your data within the same data center
- Zone-redundant storage (ZRS): Three copies of your data within the same region
- Geo-redundant storage (GRS): Three copies of your data within the same data center plus three copies in another region
- Read-access geo-redundant storage (RA-GRS): Three copies of your data within the same data center plus three copies in ...
