High availability architecture, modern data center, cloud computing, redundant servers, load balancer, virtual machines, clustered database, failover mechanism, disaster recovery system, scalable infrastructure, distributed storage, real-time monitoring, alert system, backup power supply, cooling systems, raised floor, cable management, server racks, network switches, routers, firewalls, intrusion detection system, 24/7 operation, high-speed networking, low-latency communication, synchronous replication, asynchronous replication, geographic redundancy, hot standby, warm standby, cold standby, automatic failover, manual failover, data replication, storage area network, virtual private cloud, hybrid cloud, public cloud.