AWS Lambda

Website

aws.amazon.com

$ Details

Categories

#Cloud Computing #Cloud Hosting #Object Storage #Backend As A Service

The DevOps 2.0 Toolkit

Website

leanpub.com

$ Details

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Categories

#Hiring And Recruitment #DevOps Tools #Developer Tools #Tech

AWS Lambda features and specs

• Scalability
  AWS Lambda automatically scales your application by running your code in response to each trigger. This means no manual intervention is required to handle varying levels of traffic.
• Cost-effectiveness
  You only pay for the compute time you consume. Billing is metered in increments of 100 milliseconds and you are not charged when your code is not running.
• Reduced Operations Overhead
  AWS Lambda abstracts the infrastructure management layer, so there is no need to manage or provision servers. This allows you to focus more on writing code for your applications.
• Flexibility
  Supports multiple programming languages such as Python, Node.js, Ruby, Java, Go, and .NET, which allows you to use the language you are most comfortable with.
• Integration with Other AWS Services
  Seamlessly integrates with many other AWS services such as S3, DynamoDB, RDS, SNS, and more, making it versatile and highly functional.
• Automatic Scaling and Load Balancing
  Handles thousands of concurrent requests without managing the scaling yourself, making it suitable for applications requiring high availability and reliability.

Possible disadvantages of AWS Lambda

• Cold Start Latency
  The first request to a Lambda function after it has been idle for a certain period can take longer to execute. This is referred to as a 'cold start' and can impact performance.
• Resource Limits
  Lambda has defined limits, such as a maximum execution timeout of 15 minutes, memory allocation ranging from 128 MB to 10,240 MB, and temporary storage up to 512 MB.
• Vendor Lock-in
  Using AWS Lambda ties you into the AWS ecosystem, making it difficult to migrate to another cloud provider or an on-premises solution without significant modifications to your application.
• Complexity of Debugging
  Debugging and monitoring distributed, serverless applications can be more complex compared to traditional applications due to the lack of direct access to the underlying infrastructure.
• Cold Start Issues with VPC
  When Lambda functions are configured to access resources within a Virtual Private Cloud (VPC), the cold start latency can be exacerbated due to additional VPC networking overhead.
• Limited Execution Control
  AWS Lambda is designed for stateless, short-running tasks and may not be suitable for long-running processes or tasks requiring complex orchestration.

The DevOps 2.0 Toolkit features and specs

• Comprehensive Coverage
  The book provides a thorough exploration of DevOps practices at an advanced level, allowing readers to gain an in-depth understanding of modern DevOps strategies.
• Practical Examples
  It includes numerous practical examples and case studies, helping readers apply concepts in real-world scenarios.
• Focus on Tools
  Emphasizes the use of modern tools and technologies integral to a successful DevOps implementation, such as containers and orchestrators.
• Step-by-Step Guidance
  Offers step-by-step instructions and guides, which are beneficial for both beginners and intermediate practitioners.
• Expert Author
  Written by a well-known expert in the field, Viktor Farcic, ensuring reliable and authoritative content.

Possible disadvantages of The DevOps 2.0 Toolkit

• Complex Content
  The book’s advanced nature might be overwhelming for complete beginners, as it assumes some foundational knowledge of DevOps.
• Tool-Specific Focus
  The focus on specific tools may quickly become outdated, as technology rapidly evolves.
• Length and Density
  The comprehensive nature of the book results in a dense amount of information, which might be cumbersome for some readers to digest.
• Limited Broad Overview
  May not provide a broad overview of all DevOps methodologies, focusing instead on certain tools and techniques.
• Digital Format
  Available primarily in digital format (on Leanpub), which might not be preferred by those who like physical books.

AWS Lambda Vs EC2 | Serverless Vs EC2 | EC2 Alternatives

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