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Lessons (10)

• CloudWatch: Know What Your App Is Doing

  … In ECS, configure a log driver such as awslogs ; writing stdout alone does not configure CloudWatch delivery. On …

• AWS: Start Here

  … SQL database RDS Login Cognito Logs and alarms CloudWatch Security and cost, from day one Never use the …

• GitOps, Progressive Delivery and Observability

  … Logs Fluent Bit/Vector to Loki, Elasticsearch or CloudWatch Traces OpenTelemetry Collector to Tempo, Jaeger The kube-prometheus …

• VPC Endpoints, Transit Gateway and Hybrid Networking

  … Query logs in S3 with Athena or in CloudWatch Logs Insights. Reachability Analyzer traces a path between two …

• DynamoDB Modeling, RDS Scaling and Data Resilience

  … use [CloudWatch Database Insights](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/Database-Insights.html), add indexes, and …

• Practical Project: Deploy a Real CRM App on EKS

  … Observability What How --- --- Container logs CloudWatch Observability add-on or Fluent Bit → CloudWatch Logs, with a retention period …

• Containers at Scale: ECS Deep Dive and EKS

  … target groups with linear or canary patterns and CloudWatch alarm rollback. - Set a load balancer health check grace …

• Cost Optimization and the Well-Architected Framework

  … old log groups, over-provisioned IOPS. 5. Logging : CloudWatch Logs ingestion is costly; set retention, lower log levels …

• Run Containers on AWS with ECR and ECS

  … or a pinned digest Container port 80 Logs CloudWatch log group with limited retention Execution role Permission to …

• Practical Lab: S3 File Upload and CloudFront Delivery with NestJS

  … inspect magic bytes for important uploads) - [ ] Set a CloudWatch billing alarm and S3 request alerts - [ ] Turn on CloudFront …