Cloud

AWS Cost Optimization: A Practical Guide

Dec 28, 20257 min read
AWS Cost Optimization

Reduce your cloud bill by 40% with these proven strategies. From instance right-sizing to intelligent serverless architectures.

The cloud promise was pay-as-you-go efficiency. The reality for many companies is "pay-for-what-you-forgot-to-turn-off." As infrastructures grow, so does the complexity of billing. At Ufloret, we frequently audit AWS environments, and we consistently find that organizations are overpaying by 30-50% simply due to unoptimized resources.

Right-Sizing: The Lowest Hanging Fruit

Developers are often optimistic. They provision large EC2 instances "just in case." Right-sizing involves analyzing actual CPU and memory utilization metrics (via CloudWatch) and downgrading instances that are consistently underutilized. We often switch workloads from `t3.large` to `t3.medium` or even `t3.small` with zero performance impact but significant cost savings.

Spot Instances & Savings Plans

For stateless, fault-tolerant workloads (like containerized microservices or batch processing jobs), Spot Instances can offer up to 90% discounts compared to On-Demand pricing. For steady-state workloads that must be up 24/7, committing to Savings Plans or Reserved Instances is a financial no-brainer, typically yielding 30-60% savings.

Storage Lifecycle Policies

S3 is cheap, but it adds up. Do you really need immediate access to logs from three years ago? Implementing S3 Intelligent-Tiering or lifecycle policies to move old data to Glacier or Deep Archive can slash storage costs dramatically. It's set-and-forget optimization.

AWSCloudDevOpsCost Management

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