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Devops News
Dev
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How to Host a Static Website on Amazon S3
- Amazon Simple Storage Service (S3) is a reliable and cost-effective solution for hosting static websites.
- To host a static website on Amazon S3, follow these steps:
- Step 1: Create an S3 Bucket and choose a unique name and region for your bucket.
- Step 2: Enable Static Website Hosting and specify the index document and error document.
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Dev
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Deploy Scalable VPC Architecture on AWS Cloud
- Deploy a Modular and Scalable Virtual Network Architecture with Amazon VPC.
- Pre-Requisites include having an AWS account with necessary permissions and preparing the web application repository.
- Create a Golden AMI by launching an EC2 instance with Ubuntu 24.0 and installing necessary dependencies like Apache Web server, Git, CloudWatch Agent, and AWS SSM Agent.
- To configure CloudWatch Agent, save the memory_metrics.json file at /opt/aws/amazon-cloudwatch-agent/bin/ directory.
- Create an AMI from the EC2 instance, test it by launching a new EC2 instance, and verify connectivity using SSH.
- Create IAM roles for SSM and CloudWatch functionalities, set permissions for S3 bucket, and create a VPC network with multiple subnets.
- Configure Internet Gateways, NAT Gateways, Route Tables, and Transit Gateway for effective traffic routing between VPCs.
- Set up VPC Flow Logs, Security Groups, Target Groups, Network Load Balancer, and Auto Scaling Group for optimal performance.
- Update Route53 hosted zone for DNS routing, and validate by logging into private instances via the Bastion Host.
- By following these steps, one can deploy a scalable VPC architecture on the AWS cloud efficiently.
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Dev
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Automating Server Deployments with GitHub Actions: Saving Time with SSH & rsync 🚀
- To automate the deployment process, GitHub Actions was used to send updated files and folders to the server.
- A YAML file was created to define the workflow, including server configurations and rsync commands.
- SSH keys were utilized for authentication between GitHub and the server.
- The automation of file transfer between the repository and the server saved significant time.
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Dev
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Edge Security Showdown: Vercel Firewall vs. Cloudflare - Protecting Your Modern Web App
- Both Vercel and Cloudflare offer robust edge security solutions, but with different approaches and features.
- Vercel Firewall provides integrated protection for applications hosted on Vercel, including managed WAF, DDoS mitigation, IP blocking, and more.
- Pros of Vercel Firewall include simplicity, seamless integration with Vercel, optimized performance, and unified workflow.
- Cons of Vercel Firewall include less configurability, Vercel-specific protection, limited advanced features, and cost implications.
- Cloudflare offers advanced WAF, enterprise-grade DDoS protection, global network, extensive blocking options, bot management, and detailed analytics.
- Pros of Cloudflare include unmatched DDoS protection, customizable WAF, platform agnostic solutions, feature richness, cost-effective tiers, and maturity.
- Cons of Cloudflare include complexity, potential latency, DNS management requirements, and possible conflicts when proxying with Vercel.
- Vercel advises against using Cloudflare's proxy due to potential caching issues, IP address obfuscation, feature impacts, SSL/TLS conflicts, performance interference, and debugging complexity.
- Vercel Firewall is suitable for Vercel users, while Cloudflare is recommended for advanced security needs, multi-cloud hosting, and cost considerations.
- Choose Vercel Firewall for integrated security and use Cloudflare for DNS management to avoid performance and feature conflicts.
- Select the tool that aligns best with your security requirements, technical expertise, and hosting environment for optimal protection.
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Dev
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DevOps Made Simple: A Beginner’s Guide to Landing a DevOps Internship
- Breaking into the world of DevOps can be overwhelming for beginners, but this guide helps in landing a DevOps internship.
- Understanding the basics of DevOps is crucial and involves concepts like continuous integration, infrastructure as code, configuration management, and monitoring.
- Learning essential DevOps tools such as Git, Jenkins, Docker, Terraform, and Grafana is important for internships.
- Building hands-on projects, creating an online presence, and applying strategically increase the chances of securing a DevOps internship.
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Medium
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How Derivatives Can Be Used in DevOps
- Derivatives, commonly associated with physics and engineering, can provide practical insights into the performance, stability, and optimization of software systems in DevOps.
- Monitoring the rate of change of CPU usage can help identify runaway processes or memory leaks before they reach critical levels.
- A derivative-based analysis can catch increasing trends in build duration early, allowing for proactive detection of inefficient changes in codebase or pipeline.
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Medium
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277
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Mindsets That Shape Team Models
- The article discusses two different mindsets that shape team models: the Engineering Manager Model and Autonomous Cross-Functional Teams.
- It emphasizes the importance of being clear on the mindset being scaled, with neither model being inherently right or wrong.
- The author advocates for autonomous, cross-functional teams without embedded Engineering Managers to enable effective delivery.
- A scenario is shared where a leader challenged the model of autonomous teams, believing in the need for Engineering Managers to be technical experts.
- The article highlights the unrealistic expectation of expecting Engineering Managers to excel both as top-tier coders and people leaders.
- It explains the intentional separation of the manager role from the delivery team, focusing on mentorship and career development by Software Engineering Managers.
- The chosen team structure results in a high retention rate and promotes internal growth for successful engineering managers.
- The article stresses the importance of leadership models in shaping how organizations build software, grow leaders, and interpret success.
- It questions whether organizations are building around trust and autonomy or reinforcing control and hierarchy in their leadership approach.
- Ultimately, leaders are encouraged to be honest about their chosen mindset and team structure for effective team performance.
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Dev
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How to create EC2 Instance(AWS) using terraform on local-state
- To create an EC2 instance using Terraform on local state, follow these steps:
- Install Terraform by updating system packages and adding HashiCorp's official GPG key and repository.
- Use the 'terraform init' command to initialize the working directory and configuration files.
- Run 'terraform plan' to preview the changes that Terraform will make and 'terraform apply' to execute the plan.
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Dev
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361
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Cruise on Kubernetes with Helm
- Helm is an open-source package manager for Kubernetes that simplifies the process of managing Kubernetes resources efficiently.
- Helm charts are a collection of YAML files that define a Kubernetes application and its dependencies in a reusable way.
- Helm provides built-in functions such as include, toYaml, default, and required to simplify templating and configuration management.
- Using Helm, DevOps engineers can standardize deployments, ensure version control, and manage complex dependencies between Kubernetes resources.
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Dev
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🔐 Linux, Locked and Loaded: A DevOps Primer Before I Git Going
- The author finished a Linux course ahead of schedule.
- The author skipped some sections to focus on troubleshooting and self-sufficiency in a DevOps role.
- A mini project is planned to reinforce the learned Linux knowledge.
- The next step is to learn Git for the DevOps journey.
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Medium
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218
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Develop a Python Package and Publish It Using GitHub Actions
- Develop a Python Package and Publish It Using GitHub Actions
- In this guide, we will develop and publish a simple password generator package called passwarrior.
- The package structure is set up and a simple password generator function is added.
- The package is built, uploaded to PyPI, and a GitHub Actions workflow is defined for automated publishing.
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Dev
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Beyond the Basics: HCDN, CMS, and Hosting – A Performance Powerhouse Guide
- Turbocharge Your Website: Unveiling the Power of HTTP Content Delivery Networks
- HCDNs (HTTP Content Delivery Networks) can transform your website by delivering content with lightning speed globally.
- It provides a smooth, seamless experience for every visitor and improves search engine rankings.
- Using HCDNs with CMS and hosting services can further enhance website performance.
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Dev
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390
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🌟 Hackathon Tamasha: Where DevOps Meets Creativity! 🚀
- Hackathon Tamasha is a global hackathon that challenges participants to showcase their DevOps skills.
- The mission is to create a command-line tool using Mush, a game-changing tool for automation in DevOps workflows.
- Participants need to fork the repository, develop their tool, and gain recognition in the open-source world.
- The hackathon is a great opportunity for Indian developers to gain visibility and win prizes.
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Dev
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239
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A Step-by-Step Guide in Creating a Load Balancer in Azure
- Azure load balancers distribute incoming traffic to a pool of virtual machines with high throughput and low latency.
- A step-by-step guide is provided to create a load balancer in Azure.
- The guide covers the process of configuring basic settings, frontend IP, backend pool, load balancing rules, and testing the load balancer.
- Creating a load balancer in Azure improves application performance, availability, and reliability.
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Dev
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372
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Process Monitoring: Keeping Systems in Check
- Process monitoring is the practice of continuously observing and analyzing system processes to maintain optimal performance, detect issues early, and ensure system stability.
- Modern monitoring tools provide insights into CPU usage, memory consumption, input/output operations, and thread activity.
- Essential process monitoring tools include htop, pidstat, strace, lsof, and ps.
- Automation tools like Prometheus, Grafana, and Nagios are commonly used for continuous process monitoring and alerting.
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