Reliability, security & resilience · Core

Scalability

Also called: scale capability

ELI5

The system can grow without breaking or becoming uneconomic.

Used in conversation

“Scalability includes people and support, not only servers.”

Definition

The ability of a system or organisation to handle growth without unacceptable loss of performance or economics.

Here “Scalability” means: The ability of a system or organisation to handle growth without unacceptable loss of performance or economics.

Pitch context

You will see “Scalability” in product strategy decks, roadmaps, experiments and architecture reviews when the discussion reaches reliability, security & resilience.

Why it matters: In reliability, security & resilience, the scope can change what data may be used, who may access it and which controls are required.

Sources & evidence · 2

Direct term-level sources and supporting source families.