ソリューション導入・本番稼働キット

Consolidated gaps, work packages, Transition Architectures, dependencies, value and risk per increment, migration plan, costs, Phase G hand-off

Cutover strategy, command centre RACI, entry criteria and freezes, rehearsals, T-minus timeline, runbook, go/no-go, point of no return, rollback, sign-off

System or data migration: strategy, phases, data mapping, reconciliation, cutover runbook, rollback, decommissioning

UAT plan: objectives, scope, participants, schedule, environment, entry and exit criteria, business scenarios, triage, sign-off

Performance plan and report: SLAs, workload mix, Little's law sizing, load, stress, soak and spike tests, percentiles, bottlenecks

Load identification, record count balance, control totals, field sampling, rejected records, defects, tolerance assessment, business validation, trend, sign-off

Go/no-go review: scope, test completion, operational acceptance, data migration, cutover, dependencies, business and support readiness, scorecard, conditions

Production readiness review: SLOs, load test evidence, observability, on-call, rollback, backups, security, failure modes, sign-off

Deployment runbook: release metadata, pre-deploy checklist, go/no-go, steps with verification, canary rollout, rollback, comms

Post-go-live support: duration, support tiers and rota, daily cadence, severity targets, monitoring, known issues, triage, KPIs, exit criteria, handoff

Transition to support: services, timeline, support model, acceptance into service, documentation pack, KT sessions, shadowing, access, ITSM mapping, warranty

Service runbook: overview, dependencies, dashboards, per-alert diagnosis and mitigation with commands, common tasks, rollback, contacts

Baseline, rating scale and roll-up rules, evidence register, checklist by domain, requirements traceability, findings, dispensations, conditions, board decision

Review questions, objectives versus outcomes, benefits and attribution, cost and schedule, service and NFRs in production, adoption, architecture drift, lessons

Benefits map, benefit profiles with measure, baseline, target, timing and owner, tracking schedule, dependencies and dis-benefits