Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] race conditions, DML random load balancing rapid development RDBMS (relation database management system) reactions, monitoring read_response method real-time analysis monitoring unicast aggregation real-world design of scalability recovery, disaster recursive name service resolution reference primary keys relation database management system [See RDBMS (relation database management system).] release cycles reliability replay replication replication 2nd changeset cross-vendor 2nd databases master-master master-slave multimaster replay 2nd 3rd same-vendor snapshot requests IP services web switches requirements, ACID resiliency, data resolution, DNS Round-Trip Times resources load balancing memory site processes reverse-proxy support revision control exports roles, logging Round Robin Database tool [See RRDtool.] round robin load balancing routers, high availability RRDtool collecting metrics configuring rsync tool |