AWS EC2 Cost Optimization Strategies
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Check and Terminate Low-Used Instances
- Identify idle or underutilized EC2 instances.
- Terminate or downsize instances to reduce expenses.
- Use AWS Billing and Cost Management tool to detect unused instances.
- Utilize AWS Operations Conductor for automatic right-sizing.
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Optimize Spot Instance Usage
- Spot instances offer significant cost savings but can be interrupted.
- EC2 provides two signals for failover:
- Spot Instance Interruption Notice (2-minute warning before termination).
- EC2 Instance Rebalancing Suggestion (proactive notification before the 2-minute warning).
- Configure spot instances to stop or hibernate instead of terminating.
- Rebalance workloads to
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