AWS Lambda Dead-Letter Queues with SQS: Capture and Replay Failed Async Events
Silent Lambda failures on async invocations discard event payloads permanently unless you have a safety net in place. This post walks through wiring an SQS dead-letter queue to a Lambda function and building a controlled replay script to recover those lost events.
boto3 EC2 inventory script with argparse profiles and structured logging
A Python CLI that lists running EC2 instances across regions using boto3 sessions, argparse, and paginators, with a fix for the NoRegionError that bit me mid-refactor.
AWS Lambda + Python: Handle S3 Events and Errors Like a Pro
Learn how to trigger an AWS Lambda function from S3 uploads using Python, with real error handling that won't leave you guessing at 2am.
AWS Lambda for parsing ALB logs stored in S3 after CloudWatch Alert triggered
This article documents a Lambda-based ALB log parsing workflow triggered by CloudWatch alerts, focused on actionable parsing and operational visibility.
Datasync: Copy files from S3 to Azure Blob Storage (1st Part Prepare manifest and run Datasync Task)
Part 1 of an S3-to-Azure DataSync flow: build manifest from MongoDB, upload to S3, start DataSync execution, and track incremental run state.
Datasync: Copy files from S3 to Azure Blob Storage (2nd Report)
Part 2 DataSync reporting Lambda: parse task report, calculate estimated transfer/request costs, and publish a detailed SNS summary.
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