Waste Elimination
Idle environments, orphaned volumes, forgotten instances, dead data.
4 to work through
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beginner Multiple choice
A cleanup deletes 2000 orphaned volume snapshots whose reported sizes total 60 TB. On the next full invoice the snapshot line falls by about 5%. The snapshots really are gone and billing has caught up. Where is the saving?
2 min answer -
intermediate
A platform wants to eliminate infrastructure waste. What are the highest-return categories, and which apparent waste should be left alone?
2 min answer -
intermediate
A platform's infrastructure is over-provisioned but nobody can say by how much. What is the systematic approach to finding and removing waste?
2 min answer -
intermediate
How would you identify workloads that are running and serving no purpose, and how would you make removing them safe?
2 min answer
4 terms in this topic
Capacity Insurance
Capacity that produces no value in normal operation and exists to make failures survivable - which looks identical to waste on a utilisation dashboar…
conceptOrphaned Resource
Infrastructure that is billed but serves nothing, typically left behind when the thing it supported was deleted.
practiceWaste Elimination
Removing spend that buys nothing - orphaned resources, oversized instances, idle environments, over-retention - which is typically a substantial frac…
practiceWaste Elimination
Removing spend that produces no value at all — the least controversial and most consistently available saving.
Neighbouring topics
Cost & FinOps
General material on the economics of an architecture.
Total Cost of Ownership
Lifetime cost including people, operations, upgrades and exit.
Cloud Pricing Models
On-demand, committed and spot, and the crossover arithmetic.
Reserved & Committed Capacity
Committing the baseline, laddering terms, and expiry as a silent failure.
Spot & Interruptible Capacity
Deep discounts for work that can be interrupted and resumed.
Unit Economics
Cost per request, per tenant, per transaction — the actionable number.
Cost per Request
Fully-loaded per-unit cost, including the lines usually left out.
Storage Costs
Tiering, lifecycle policies, retrieval charges and minimum durations.
Network & Egress Costs
Cross-zone and cross-region transfer that appears on no diagram.
Compute Optimisation
Instance families, utilisation, and architecture that wastes less.
Rightsizing
Matching provisioned resources to observed demand rather than to a guess.
Cost Allocation
Tagging enforced at provisioning, and apportioning shared costs.
Showback & Chargeback
Making teams see, or own, the cost of what they run.
Architecture Cost Modelling
Pricing a design before building it, at expected and at ten times volume.
Cost vs Reliability
Each nine costing an order of magnitude, and pricing the failure instead.
Observability Cost
Telemetry bills, cardinality control and retention tiering.
Licence & Vendor Costs
Per-core, per-seat and per-environment terms that shape designs.
FinOps Practice
Inform, optimise, operate — and cost as a design-review criterion.
Cost Governance
Budgets, anomaly alerts, quotas and preventive policy.