Business Continuity
Active-Active Site
An Active-Active Site configuration runs two or more sites simultaneously, each handling live production traffic and sharing the…
Business Continuity
Active-Passive Site
An Active-Passive Site configuration runs production at a primary site while a secondary standby site remains idle or…
Business Continuity
Availability
Availability is the proportion of time a system is operational and able to perform its function, usually expressed…
Business Continuity
Backup Window
A Backup Window is the scheduled period during which data backups run, typically chosen for times of low…
Business Continuity
Blast Radius
Blast Radius is the extent of impact a single failure or change can cause before containment stops it,…
Business Continuity
Business Continuity Plan
A Business Continuity Plan (BCP) is a documented framework for keeping an organization's essential functions running, or restoring…
Business Continuity
Business Impact Analysis
A Business Impact Analysis (BIA) identifies critical business functions and quantifies the consequences of their disruption over time,…
Business Continuity
Cold Site
A Cold Site is a recovery facility that provides only basic space, power and cooling, with equipment and…
Business Continuity
Crisis Management
Crisis Management is the organizational discipline of preparing for, responding to, and recovering from major disruptive events that…
Business Continuity
Disaster Recovery
Disaster Recovery (DR) is the set of policies, tools, and procedures for restoring IT systems, data, and operations…
Business Continuity
Downtime Budget
A Downtime Budget is the maximum outage time permitted over a period, derived from an availability target, for…
Business Continuity
Failback
Failback is the process of returning operations from a backup or secondary system to the original primary system…
Business Continuity
Failover
Failover is the automatic or manual switching of operations from a failed or degraded component, system, or site…
Business Continuity
Failure Mode
A Failure Mode is a specific way in which a component or system can fail, such as a…
Business Continuity
Failure Mode and Effects Analysis
Failure Mode and Effects Analysis (FMEA) is a systematic technique that lists each component's possible failure modes, their…
Business Continuity
Fault Tree Analysis
Fault Tree Analysis (FTA) is a top-down method that starts from an undesired event, such as loss of…
Business Continuity
Geo-Redundancy
Geo-Redundancy is the distribution of systems, data, and services across two or more geographically separated data centers so…
Business Continuity
Graceful Degradation
Graceful Degradation is the design property by which a system, when partially failed or overloaded, continues to provide…
Business Continuity
Hot Site
A Hot Site is a fully equipped, continuously running recovery facility with up-to-date data replicated from the primary,…
Business Continuity
Incident Command
Incident Command is a standardized management structure for coordinating the response to an operational incident, assigning clear roles…
Business Continuity
Mean Time Between Human Error
Mean Time Between Human Error is a reliability concept expressing the average interval between operator mistakes, acknowledging that…
Business Continuity
MTBF
MTBF (Mean Time Between Failures) is the average operating time expected between failures of a repairable component, derived…
Business Continuity
MTTR
MTTR (Mean Time To Repair) is the average time taken to restore a failed component to service, including…
Business Continuity
Recovery Point Objective
Recovery Point Objective (RPO) is the maximum amount of data, measured as a period of time, that an…
Business Continuity
Recovery Site
A Recovery Site is an alternate facility to which operations are shifted when the primary data center becomes…
Business Continuity
Recovery Time Objective
Recovery Time Objective (RTO) is the maximum acceptable length of time a system or service may be unavailable…
Business Continuity
Resilience Scenario
A Resilience Scenario is a defined hypothetical failure or disruption, such as a utility outage, cooling loss, cyberattack,…
Business Continuity
Runbook
A Runbook is a documented set of step-by-step procedures that operations staff follow to perform routine tasks or…
Business Continuity
Service Restoration
Service Restoration is the process of returning an affected system or service to normal operation after a failure…
Business Continuity
Warm Site
A Warm Site is a partially prepared recovery facility with hardware and connectivity in place but data only…