How to optimize cloud costs (FinOps)?

Question

Accepted Answer

**FinOps** — cloud resource cost management.

**Practices:**

**1. Visibility:**
```bash
aws ce get-cost-and-usage \
  --time-period Start=2024-01-01,End=2024-01-31 \
  --granularity MONTHLY \
  --metrics "BlendedCost"
```

**2. Right-sizing:** AWS Compute Optimizer, GCP Recommender.

**3. Spot Instances (up to 90% discount):**
```hcl
resource "aws_instance" "worker" {
  instance_market_options {
    market_type = "spot"
  }
}
```

**4. Reserved Instances / Savings Plans** — up to 72% discount.

**5. Tagging** — Environment, Team, CostCenter, Project.

**6. Auto-shutdown of dev/staging** nights and weekends.

**Tools:** Kubecost, AWS Cost Explorer, Infracost.

DevOps: How to optimize cloud costs (FinOps)?