palaniappan p 4 min
AWS Observability Costs: Cardinality Budgets & FinOps Limits
CloudWatch Logs Insights bills $0.005 per GB scanned and high-cardinality custom metrics multiply costs. Cardinality budgets, sampling rules, and FinOps fixes.
Tag: cost-optimization
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palaniappan p 18 minBedrock Provisioned Throughput vs On-Demand: Break-Even Math for Production Workloads (2026)
Most teams buy Bedrock Provisioned Throughput too early or too late. This is the break-even math — by token volume, by model family, and by traffic shape — that we use in real FinOps engagements to decide which Bedrock pricing mode wins.
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palaniappan p 16 minAWS Lambda S3 Files: POSIX Mount for S3, ~13× Cheaper Than EFS — and the 6 Limits to Know
AWS Lambda can now mount S3 buckets as a POSIX file system. At roughly $0.023 per GB-month for large files it is about 13× cheaper than EFS — but a 60-second write-back delay, broken advisory locks, and atomic-rename quirks will break naive ports. Here is when to use it, when to wait, and how to wire it up safely.
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palaniappan p 12 minAmazon Redshift Serverless vs Provisioned: Which Is Right for Your Workload?
Redshift Serverless removes cluster management but is not always cheaper. Here is exactly when to choose Serverless, when to stay Provisioned, and how to calculate the cost difference.
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palaniappan p 16 minAmazon OpenSearch Service: Architecture Patterns and Cost Optimization
Amazon OpenSearch Service powers search, log analytics, and time-series workloads on AWS. Here are the architecture patterns and cost levers that matter most in production.
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palaniappan p 10 minAWS NAT Gateway Billing: Why You Are Paying for Ghost Infrastructure
NAT Gateways are one of the most silent budget killers on AWS. AWS finally added Compute Optimizer support to find idle ones — but the real fix is knowing when not to use them at all.
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palaniappan p 18 minEC2 Spot Instance Selection: A Data-Driven Approach to 60–90% Cost Reduction
Manual spot instance selection across 100+ instance types and hundreds of AZs is impossible at scale. This guide covers statistical scoring, ML price forecasting, interruption handling, and every edge case you need before committing Spot to production workloads.
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palaniappan p 12 minAWS EMR: Serverless vs EC2 vs EKS — When to Use Each
AWS EMR has three deployment modes — Serverless, EC2, and EKS — and the right choice depends on your job patterns, team expertise, and cost constraints. Here is how to decide.
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palaniappan p 13 minAmazon Athena Cost Optimization: Partition Pruning, Compression, and Iceberg Tables
Athena charges per TB of data scanned. The right partitioning, compression, and table format can cut your Athena bill by 90%. Here is exactly how to do it.
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palaniappan p 16 minCloud Cost Optimization in 2026: 8 Modern Strategies Beyond the Basics
The standard cost optimization checklist no longer cuts it. These 8 modern strategies — from unit economics to automated Savings Plans and cost observability — reflect how engineering teams are actually managing cloud spend in 2026.
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palaniappan p 6 minAWS Graviton: The Complete Cost Optimization Guide for Production Workloads
AWS Graviton processors deliver 20-40% cost savings and better performance-per-watt. Complete guide: migration path, performance benchmarks, and production deployment patterns.
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Cloud Architecture Part 5palaniappan p 9 minHow to Deploy EKS with Karpenter for Cost-Optimized Autoscaling
Karpenter replaces Kubernetes Cluster Autoscaler with intelligent bin-packing and just-in-time node provisioning. This guide covers setup, consolidation, cost optimization, and production patterns for EKS clusters.