弾力性のあるシステム
Map cloud failure domains and service dependencies
Reveal shared identity, network, region, control-plane and human dependencies before claiming redundancy.
Design graceful degradation and disaster recovery
Preserve the most valuable safe capability while degraded, then restore full service through rehearsed stages.
Define service objectives, error budgets and incident controls
Connect user-centred reliability signals to change policy, incident action and recovery learning.