What happens when a message processing fails?
What happens if an SQS message fails in Lambda Lambda provides the ability to handle failed SQS messages in batches by implementing partial batch responses. Here's how it works:
Continue readingWhat happens if Lambda is unable to process a message from SQS before the visibility timeout expires?
What happens if a Lambda function fails to process an SQS message before the visibility timeout When an SQS message is received by a Lambda function, the message's visibility timeout starts. This means the ...
Continue readingHow does using SQS help optimize costs compared to invoking Lambda directly from SNS?
Optimizing costs of invoking Lambda from SQS vs SNS There are a few ways that using SQS as a trigger for Lambda functions can optimize costs compared to invoking Lambda directly from SNS:
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What features does SQS provide for retrying and reprocessing messages?
SQS Features That Help Retry and Reprocess Messages Amazon SQS offers several features that help with retrying and reprocessing messages: Visibility Timeout - When a message is received from ...
Continue readingHow does using SQS help reduce Lambda costs?
# How SQS Can Reduce Lambda Costs Lambda costs are primarily driven by two factors: Memory allocated Execution time Using an ...
Continue readingHow does autoscaling work with Lambda functions triggered by SQS?
Lambda autoscaling with SQS triggers works as follows: When an SQS queue is configured as a trigger for a Lambda function, Lambda will start by polling the queue using 5 concurrent connections. As messages become ...
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What is the benefit of using SQS as an intermediary between SNS and Lambda?
Using an SQS queue as an intermediary between SNS and Lambda has several benefits: Batch processing - Lambda can read messages from the SQS queue in batches and invoke a single function ...
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What are the latency implications of using SQS in between?
Using an SQS queue between SNS and Lambda introduces some latency compared to invoking Lambda directly from SNS. Here are the main factors that contribute to latency: SQS polling interval - Lambda polls ...
Continue readingAWS CLI: Commands-
AWS CLI: Commands for S3, EC2, Lambda, IAM, RDS, DynamoDB, SQS, SNS, CloudFormation, ECR, EKS, SSM, CloudWatch, Route 53, Kinesis The AWS Command Line Interface (CLI) is a unified tool that provides a consistent ...
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