Azure Site Recovery
Azure Site Recovery is a disaster recovery as a service (DRaaS) solution that orchestrates and automates the replication, failover, and recovery of on-premises virtual machines, Azure VMs, and physical servers to Azure or a secondary site. It ensures business continuity by minimizing downtime and data loss during outages, disasters, or planned maintenance events. The service supports replication for various workloads, including Hyper-V, VMware, and physical servers, with continuous replication and recovery point objectives (RPOs) as low as 30 seconds.
Developers and IT professionals should use Azure Site Recovery when building resilient applications that require high availability and disaster recovery capabilities, especially for critical workloads in hybrid or cloud environments. It is essential for scenarios like protecting against data center failures, meeting compliance requirements for data backup, and enabling seamless migration to Azure with minimal disruption. Learning this skill is valuable for roles in cloud architecture, DevOps, and system administration to ensure application uptime and data integrity.