♾ DevOps Real-time scenarios - 5 ♾

🔴 Scenario 9: Release Management.

🔻 Issue: A major release causes unexpected issues in the production environment.

🟢 Resolution:

✅ Feature Flags: Implement feature flags to toggle new features on and off, enabling easy rollbacks if issues arise.
✅ Canary Releases: Deploy the new release to a subset of users to test its stability before a full rollout.
✅ Blue-Green Deployments: Set up blue-green deployments to have two identical environments—one for the current version and one for the new version.
✅ Rollback Plan: Always have a well-defined rollback plan in case issues arise after deployment.

---------------------------------------------

🔴 Scenario 10: Cloud Resource Cost Optimization.

🔻 Issue: Cloud resource costs are increasing beyond budgeted limits.

🟢 Resolution:

✅ Cost Monitoring: Regularly monitor and analyze cloud resource usage and associated costs.
✅ Auto-Scaling: Implement auto-scaling mechanisms to automatically adjust resources based on demand.
✅ Resource Tagging: Use resource tagging to categorize and track resource usage for accurate cost allocation.
✅ Reserved Instances: Utilize reserved instances or savings plans to reduce costs for long-running resources.
✅ Resource Rightsizing: Analyze resource utilization and downsize or upscale resources as needed.


🔵 Follow for more: @prodevopsguy

🚀 𝗗𝗲𝘃𝗢𝗽𝘀 𝗥𝗲𝘀𝘂𝗺𝗲: 𝗔 𝗖𝗼𝗺𝗽𝗿𝗲𝗵𝗲𝗻𝘀𝗶𝘃𝗲 𝗚𝘂𝗶𝗱𝗲 🚀

Hello #devops People 👋 Ready to level up your DevOps game? Let's dive into crafting a resume that stands out in the digital crowd! 🌟

𝟭. 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 & 𝗕𝗮𝗱𝗴𝗲𝘀 𝗦𝗵𝗼𝘄𝗰𝗮𝘀𝗲 🛡
Give your resume a visual boost with badges for certifications! 🏆 Highlight your expertise in AWS, Azure, Docker, Kubernetes, and more. 🚢 Show that you're not just talking the talk, but you've walked the walk!

𝟮. 𝗧𝗼𝗼𝗹𝘀 & 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 𝗩𝗶𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝘆 🔍
Don't be shy about your tech stack! ⚙️ Ensure tools like Jenkins, Ansible, Terraform, and Git are prominent. 🔧 Make it easy for recruiters to spot your proficiency at first glance.

𝟯. 𝗪𝗼𝗿𝗸 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀 🛠
In the Work Experience section, be crystal clear about your impact! 🚀 If you're a DevOps Engineer, don't just say it – show it! Mention daily tasks like infrastructure automation, CI/CD pipeline management, and system monitoring.

𝟰. 𝗣𝗿𝗼𝗷𝗲𝗰𝘁 𝗦𝗵𝗼𝘄𝗰𝗮𝘀𝗲 🌐
Bring your projects into the limelight! 🌟 Format it like this:
Project: Automatic Deployments
Organization: XYZ Corp
Tools & Tech Used: Jenkins, Docker, Kubernetes
Role: DevOps Engineer
Responsibilities: Automated deployment processes, ensuring zero downtime
Tasks: Streamlined CI/CD pipelines, implemented containerization

𝟱. 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 & 𝗔𝘄𝗮𝗿𝗱𝘀 𝗦𝗲𝗰𝘁𝗶𝗼𝗻 🎓
Create a dedicated space for certifications and awards! 🏅 Showcase your dedication and accomplishments separately. This not only looks organized but highlights your commitment to continuous improvement.

𝟲. 𝗤𝘂𝗮𝗹𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝗦𝗻𝗮𝗽𝘀𝗵𝗼𝘁 📊
Summarize your qualifications for a quick overview! 📈 Whether it's a degree in Computer Science or a specialized DevOps certification, make it easily digestible.


🔵 Follow for more: @prodevopsguy

❤️‍🔥 The Ultimate Docker 50 commands ❤️‍🔥
_________________
docker run - run a container from an image
docker pull - pull an image from a registry
docker push - push an image to a registry
docker build - build an image from a Dockerfile
docker ps - list running containers
docker stop - stop a running container
docker start - start a stopped container
docker restart - restart a container
docker logs - show the logs of a container
docker exec - execute a command inside a running container
docker images - list available images
docker rm - remove a container
docker rmi - remove an image
docker inspect - show information about a container
docker network create - create a network for containers to communicate
docker network connect - connect a container to a network
docker network disconnect - disconnect a container from a network
docker port - show the mapped ports of a container
docker cp - copy files between a container and the host
docker commit - create a new image from a container's changes
docker login - log in to a registry
docker logout - log out of a registry
docker tag - tag an image with a new name
docker export - export the contents of a container as a tar archive
docker import - create a new image from a tar archive
docker save - save an image as a tar archive
docker load - load an image from a tar archive
docker top - show the processes running inside a container
docker stats - show resource usage statistics of containers
docker diff - show the changes made to a container's filesystem
docker events - show the events generated by Docker
docker history - show the history of an image
docker pause - pause a running container
docker unpause - unpause a paused container
docker kill - send a signal to a container to stop it abruptly
docker wait - wait for a container to exit and return its exit code
docker attach - attach to a running container's console
docker buildx - build and push multi-platform images
docker compose - manage multi-container applications with Docker Compose
docker swarm - create and manage a cluster of Docker nodes
docker volume create - create a named volume for persistent data storage
docker volume ls - list available volumes
docker volume rm - remove a named volume
docker system prune - remove all unused objects from Docker
docker system df - show the usage of Docker objects
docker system events - show the events generated by Docker on the system
docker system info - show the system-wide information about Docker
docker system inspect - show detailed information about Docker objects
docker system logs - show the system logs of Docker
docker system version - show the version of Docker installed on the system


❤️ Follow for more: @prodevopsguy

https://harshhaa.hashnode.dev/the-devops-roadmap-your-path-to-success

Follow 🍩 Like 👍 Share 👍 Comment Your thoughts 💬

Preparing for a #𝗗𝗲𝘃𝗢𝗽𝘀 job interview can be challenging, but with #ChatGPT's assistance, it can evolve into a rewarding journey towards success in the world of DevOps. Here are some prompts to help you prepare. ✨

𝗧𝗼𝗽 𝟭𝟬 𝗗𝗲𝘃𝗢𝗽𝘀-𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰 𝗖𝗵𝗮𝘁𝗚𝗣𝗧 𝗣𝗿𝗼𝗺𝗽𝘁𝘀 𝗳𝗼𝗿 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄𝘀:

✔️ 𝗨𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱𝗶𝗻𝗴 𝗗𝗲𝘃𝗢𝗽𝘀 𝗖𝘂𝗹𝘁𝘂𝗿𝗲:
𝗣𝗿𝗼𝗺𝗽𝘁: "Research [Company Name] and provide insights into how their vision, mission, and values align with DevOps principles. Also, share any recent news and developments related to their DevOps practices."

✔️ 𝗗𝗲𝘃𝗢𝗽𝘀 𝗥𝗼𝗹𝗲 𝗔𝗻𝗮𝗹𝘆𝘀𝗶𝘀:
𝗣𝗿𝗼𝗺𝗽𝘁: "What are the crucial skills, qualifications, and experiences sought by [Company Name] for the [DevOps Job Title] role, and could you explain the significance of these in a DevOps context?"

✔️ 𝗗𝗲𝘃𝗢𝗽𝘀 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀:
𝗣𝗿𝗼𝗺𝗽𝘁: "I'm applying for the [DevOps Job Title] position at [Company Name]. Please generate a list of common DevOps interview questions based on this job description [paste job description]."

✔️ 𝗠𝗼𝗰𝗸 𝗗𝗲𝘃𝗢𝗽𝘀 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄𝘀 𝘄𝗶𝘁𝗵 𝗖𝗵𝗮𝘁𝗚𝗣𝗧:
𝗣𝗿𝗼𝗺𝗽𝘁: "I'm [Your Name], gearing up for a DevOps job interview at [Company Name]. Can you play the role of an interviewer and throw some DevOps-related questions my way?"

✔️ 𝗖𝗿𝗮𝗳𝘁𝗶𝗻𝗴 𝗗𝗲𝘃𝗢𝗽𝘀 𝗔𝗻𝘀𝘄𝗲𝗿𝘀:
𝗣𝗿𝗼𝗺𝗽𝘁: "Draft a DevOps-focused response using the S.T.A.R format for the interview question [insert question]."

✔️ 𝗧𝘆𝗽𝗲𝘀 𝗼𝗳 𝗗𝗲𝘃𝗢𝗽𝘀 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄𝘀:
𝗣𝗿𝗼𝗺𝗽𝘁: "Describe the typical types of DevOps interviews and the key components of each."

✔️ 𝗗𝗲𝘃𝗢𝗽𝘀 𝗕𝗼𝗱𝘆 𝗟𝗮𝗻𝗴𝘂𝗮𝗴𝗲:
𝗣𝗿𝗼𝗺𝗽𝘁: "Provide tips on appropriate body language and presentation specifically tailored for a DevOps interview."

✔️ 𝗦𝘁𝗮𝘆𝗶𝗻𝗴 𝗖𝗮𝗹𝗺 𝗶𝗻 𝗗𝗲𝘃𝗢𝗽𝘀 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄𝘀:
𝗣𝗿𝗼𝗺𝗽𝘁: "Share strategies to stay composed during a DevOps interview."

✔️ 𝗗𝗲𝘃𝗢𝗽𝘀 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀 𝘁𝗼 𝗔𝘀𝗸:
𝗣𝗿𝗼𝗺𝗽𝘁: "What are some insightful questions I can ask at the end of my DevOps interview at [Company Name]?"

✔️ 𝗣𝗼𝘀𝘁-𝗗𝗲𝘃𝗢𝗽𝘀 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄 𝗦𝘁𝗲𝗽𝘀:
𝗣𝗿𝗼𝗺𝗽𝘁: "What are the essential steps to take after completing a DevOps interview?"


🔵 𝗙𝗼𝗹𝗹𝗼𝘄 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝗗𝗲𝘃𝗢𝗽𝘀-𝘀𝗽𝗲𝗰𝗶𝗳𝗶𝗰 𝗶𝗻𝘀𝗶𝗴𝗵𝘁𝘀 𝗮𝗻𝗱 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 🚀: @prodevopsguy

𝗧𝗲𝗿𝗿𝗮𝗳𝗼𝗿𝗺 𝗟𝗶𝗳𝗲𝗰𝘆𝗰𝗹𝗲 𝗶𝗻 𝗖𝗜/𝗖𝗗 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻!🚀💻


🔮 𝗨𝗻𝗹𝗼𝗰𝗸𝗶𝗻𝗴 𝗧𝗲𝗿𝗿𝗮𝗳𝗼𝗿𝗺'𝘀 𝗙𝘂𝗹𝗹 𝗣𝗼𝘁𝗲𝗻𝘁𝗶𝗮𝗹: Terraform's lifecycle spans beyond provisioning, addressing critical stages from planning to destroying resources. Integrating it seamlessly into your CI/CD pipeline unleashes a new level of infrastructure management and consistency.

🔮 𝗘𝗳𝗳𝗼𝗿𝘁𝗹𝗲𝘀𝘀 𝗖𝗜/𝗖𝗗 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻: Linking Terraform to your CI/CD pipeline streamlines resource management, reducing manual efforts. By automating the complete Terraform lifecycle, teams achieve faster deployments, minimize errors, and enhance collaboration between development and operations.

🔮 𝗞𝗲𝘆 𝗦𝘁𝗮𝗴𝗲𝘀 𝗶𝗻 𝗖𝗜/𝗖𝗗 𝗧𝗲𝗿𝗿𝗮𝗳𝗼𝗿𝗺 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻:
✔️ 𝗣𝗹𝗮𝗻𝗻𝗶𝗻𝗴: Validate and plan changes before execution.
✔️ 𝗔𝗽𝗽𝗹𝘆𝗶𝗻𝗴: Deploy changes to infrastructure as code.
✔️ 𝗩𝗮𝗹𝗶𝗱𝗮𝘁𝗶𝗻𝗴: Ensure applied changes meet defined policies.
✔️ 𝗗𝗲𝘀𝘁𝗿𝗼𝘆𝗶𝗻𝗴: Safely decommission resources when necessary.


🔮 𝗕𝗲𝗻𝗲𝗳𝗶𝘁𝘀 𝗼𝗳 𝗧𝗲𝗿𝗿𝗮𝗳𝗼𝗿𝗺 𝗖𝗜/𝗖𝗗 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻:
✔️ 𝗖𝗼𝗻𝘀𝗶𝘀𝘁𝗲𝗻𝗰𝘆: Maintain uniform infrastructure across environments.
✔️ 𝗘𝗳𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆: Accelerate deployments through automation.
✔️ 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻: Enhance teamwork between Dev and Ops.
✔️ 𝗔𝘂𝗱𝗶𝘁𝗮𝗯𝗶𝗹𝗶𝘁𝘆: Easily track changes, ensuring a robust audit trail.


🔵 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!!

🟡 Overview of AWS API Gateway: Building, Deploying, and Managing APIs in AWS

AWS API Gateway is a fully managed service provided by Amazon Web Services (AWS) that enables you to create, publish, and manage RESTful or WebSocket APIs for your applications. It serves as a gateway for your backend services, making it easier for clients, such as web or mobile applications, to interact with your APIs.

💡Key features of AWS API Gateway include:

1️⃣. API Creation: You can define and create APIs, set up endpoints, and configure request and response transformations.

2️⃣. API Deployment: API Gateway allows you to deploy your APIs to different stages (e.g., development, production) and manage the deployment lifecycle.

3️⃣. Authorization and Authentication: You can control access to your APIs by setting up various authentication methods, including AWS Identity and Access Management (IAM), Lambda authorizers, and more.

4️⃣. Monitoring and Logging: API Gateway provides detailed monitoring and logging capabilities, including request/response logging, access to CloudWatch metrics, and integration with AWS X-Ray for tracing.

5️⃣. Security: You can use features like API keys, IAM roles, and AWS WAF (Web Application Firewall) to enhance the security of your APIs.

6️⃣. Rate Limiting and Throttling: API Gateway allows you to control the rate at which clients can make requests to your APIs, helping to prevent abuse.

7️⃣. Integration with Other AWS Services: You can integrate your APIs with various AWS services, including AWS Lambda, AWS S3, and more, to build serverless applications and microservices.

8️⃣. Cross-Origin Resource Sharing (CORS): API Gateway supports CORS configuration, which is important for enabling web applications to make cross-origin requests.

Overall, AWS API Gateway is a versatile service that simplifies the process of creating and managing APIs, making it a valuable tool for developers building scalable and secure applications on AWS.


❤️ Follow for more: @prodevopsguy

🟩 Docker Free Videos 🐬

🔗Link : https://drive.google.com/drive/folders/1lXSplxsWu-7f4Bbb3V9o-Em4XUahWVeD?usp=sharing


❤️ Follow for more: @prodevopsguy

❤️‍🔥 𝗕𝗲𝘀𝘁 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀 𝗙𝗼𝗿 𝗔𝗪𝗦 𝗘𝗖𝟮 - 𝗗𝗼'𝘀 𝗮𝗻𝗱 𝗗𝗼𝗻'𝘁𝘀 💡
Amazon Elastic Compute Cloud (Amazon EC2) is a web service offered by Amazon Web Services (AWS) that provides resizable compute capacity in the cloud. EC2 allows users to launch and manage virtual machines.

❗️ 𝗗𝗼'𝘀
✔️ 𝗣𝗹𝗮𝗻 𝗔𝗵𝗲𝗮𝗱 📝
Map your requirements and select the right instance type to optimize performance and costs.
✔️ 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗙𝗶𝗿𝘀𝘁 🔐
Prioritize security groups, IAM roles, and key pairs to safeguard your EC2 instances.
✔️ 𝗕𝗮𝗰𝗸𝘂𝗽𝘀 𝗠𝗮𝘁𝘁𝗲𝗿 💾
Regularly back up your data to S3 or use automated snapshots for peace of mind.
✔️ 𝗠𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴 & 𝗔𝗹𝗲𝗿𝘁𝘀 📊
Set up CloudWatch for real-time insights into your instances and establish alerts for critical metrics.
✔️ 𝗦𝗰𝗮𝗹𝗶𝗻𝗴 𝗦𝗺𝗮𝗿𝘁𝗹𝘆 ⚖️
Use Auto Scaling to adjust capacity based on demand, saving costs during lulls.

❗️𝗗𝗼𝗻'𝘁𝘀
✔️ 𝗦𝗸𝗶𝗽𝗽𝗶𝗻𝗴 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗨𝗽𝗱𝗮𝘁𝗲𝘀 ❌
Don't neglect OS and software updates; this can lead to vulnerabilities.
✔️ 𝗢𝘃𝗲𝗿-𝗣𝗿𝗼𝘃𝗶𝘀𝗶𝗼𝗻𝗶𝗻𝗴💸
Avoid selecting instances with excessive resources; it's costly and unnecessary.
✔️ 𝗜𝗴𝗻𝗼𝗿𝗶𝗻𝗴 𝗖𝗼𝘀𝘁 𝗠𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 💰
Failing to monitor costs can lead to budget surprises. Set up billing alerts.
✔️ 𝗡𝗲𝗴𝗹𝗲𝗰𝘁𝗶𝗻𝗴 𝗠𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴 🚫
Don't disregard CloudWatch; it's your eyes and ears in the cloud.
✔️ 𝗙𝗼𝗿𝗴𝗲𝘁𝘁𝗶𝗻𝗴 𝗧𝗲𝗿𝗺𝗶𝗻𝗮𝘁𝗶𝗼𝗻 🗑
Deallocate resources and terminate instances you no longer need.


🔵 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!!

🚀 𝟱𝟬 𝗠𝗼𝘀𝘁 𝗨𝘀𝗲𝗳𝘂𝗹 𝗟𝗶𝗻𝘂𝘅 𝗖𝗼𝗺𝗺𝗮𝗻𝗱𝘀 & 𝗧𝗿𝗶𝗰𝗸𝘀 𝗳𝗼𝗿 𝗗𝗲𝘃𝗢𝗽𝘀 𝗧𝗮𝘀𝗸𝘀 🐧

Greetings, #Devops People 👋

As a DevOps engineer, a harmonious dance with Linux commands is part of our daily routine. 🕺💻 Here's a sneak peek into my toolbox - the Linux commands that light up my workdays! 🌟
Below document will give insights of the most important LINUX commands I use on regular basis.


🔵 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!!

https://harshhaa.hashnode.dev/zomato-clone-secure-deployment-with-devsecops-cicd

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☄️ EXCLUSIVE WITH SOURCE CODE (SCRIPTS INCLUDED) ☄️

🔥 Zomato Clone: Secure Deployment with DevSecOps CI/CD

💎 Blog LINK : https://harshhaa.hashnode.dev/zomato-clone-secure-deployment-with-devsecops-cicd

💎 Source Code LINK : https://github.com/NotHarshhaa/Zomato-Clone

🌐FORK THE REPO


🔵 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!!

🔥 AWS DEVOPS REAL-TIME DEPLOYMENT

✨ Development → Pre-PROD → Production ⏰

🔗 Detailed Project Explanation with Screenshots : https://harshhaa.hashnode.dev/aws-devops-real-time-deployment-dev-pre-prod-production

🔗Project Source code: https://github.com/NotHarshhaa/AWS-DevOps_Real-Time_Deployment


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💟 Placement Material - TCS
https://drive.google.com/drive/u/0/folders/1I8QqnzZonRewbSnUMyfC9-tRduEJ4gyB

💟 Placement Material - Zenpact
https://drive.google.com/drive/u/0/folders/1xWFAJguXXuvjRKYB5aWBiyrftCxxozK-

💟 Placement Material - Audi Time
https://drive.google.com/drive/u/0/folders/1oiJn-YcJwZ7_UQ_keW6qA3-GUW19sK6Q

💟 Placement Material - TEK system
https://drive.google.com/drive/u/0/folders/1cgUttmyCZcFsqqk8uKZVSV_qi7oe32Ov

💟 Placement Material - Cocubes
https://drive.google.com/drive/u/0/folders/17iQT-S9qT0HUyA-Ks1QDJs_cTBZp5gGN

💟 Infosys, Accenture, HCL -> https://bit.ly/NextLevel-AI


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𝐓𝐡𝐞 𝐦𝐨𝐬𝐭 𝐜𝐨𝐦𝐦𝐨𝐧 𝐉𝐞𝐧𝐤𝐢𝐧𝐬 𝐞𝐫𝐫𝐨𝐫𝐬 𝐚𝐧𝐝 𝐭𝐡𝐞𝐢𝐫 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬

1. 𝐏𝐞𝐫𝐦𝐢𝐬𝐬𝐢𝐨𝐧 𝐈𝐬𝐬𝐮𝐞𝐬:
- 😣 𝐄𝐫𝐫𝐨𝐫: Jenkins can't access files.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Give Jenkins proper access rights or run it as the right user.

2. 𝐁𝐮𝐢𝐥𝐝 𝐅𝐚𝐢𝐥𝐮𝐫𝐞𝐬:
- 😡 𝐄𝐫𝐫𝐨𝐫: Builds fail.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Check logs, fix issues like missing stuff or wrong settings.

3. 𝐖𝐨𝐫𝐤𝐬𝐩𝐚𝐜𝐞 𝐂𝐥𝐞𝐚𝐧𝐮𝐩 𝐈𝐬𝐬𝐮𝐞𝐬:
- 🚫 𝐄𝐫𝐫𝐨𝐫: Workspace gets messy.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Configure Jenkins to clean up after builds.

4. 𝐏𝐥𝐮𝐠𝐢𝐧 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲:
- 😬 𝐄𝐫𝐫𝐨𝐫: Plugins don't work with Jenkins.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Update or find compatible plugins.

5. 𝐌𝐚𝐬𝐭𝐞𝐫-𝐒𝐥𝐚𝐯𝐞 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧 𝐏𝐫𝐨𝐛𝐥𝐞𝐦𝐬:
- 😞 𝐄𝐫𝐫𝐨𝐫: Master can't talk to slaves.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Check the network, slave online, and credentials right.

6. 𝐎𝐮𝐭 𝐨𝐟 𝐌𝐞𝐦𝐨𝐫𝐲 𝐄𝐫𝐫𝐨𝐫𝐬:
- 😰 𝐄𝐫𝐫𝐨𝐫: Jenkins runs out of memory.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Give Jenkins more memory.

7. 𝐉𝐞𝐧𝐤𝐢𝐧𝐬 𝐍𝐨𝐭 𝐒𝐭𝐚𝐫𝐭𝐢𝐧𝐠:
- 😨 𝐄𝐫𝐫𝐨𝐫: Jenkins won't start.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Check logs for issues, like port conflicts or wrong configs.

8. 𝐏𝐥𝐮𝐠𝐢𝐧 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧 𝐈𝐬𝐬𝐮𝐞𝐬:
- 😒 𝐄𝐫𝐫𝐨𝐫: Can't install plugins.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Fix internet, firewall, and proxy settings.

9. 𝐒𝐥𝐨𝐰 𝐁𝐮𝐢𝐥𝐝 𝐄𝐱𝐞𝐜𝐮𝐭𝐢𝐨𝐧:
- 😴 𝐄𝐫𝐫𝐨𝐫: Builds take forever.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Speed up builds by parallelizing tasks, optimizing code, or upgrading hardware.

10. 𝐄𝐦𝐚𝐢𝐥 𝐂𝐨𝐧𝐟𝐢𝐠𝐮𝐫𝐚𝐭𝐢𝐨𝐧 𝐏𝐫𝐨𝐛𝐥𝐞𝐦𝐬:
- 😟 𝐄𝐫𝐫𝐨𝐫: Email notifications messed up.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Check email settings.

11. 𝐒𝐂𝐌 𝐂𝐨𝐧𝐟𝐢𝐠𝐮𝐫𝐚𝐭𝐢𝐨𝐧 𝐄𝐫𝐫𝐨𝐫𝐬:
- 😤 𝐄𝐫𝐫𝐨𝐫: Source code setup is wrong.
- ✅ 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Verify settings for Git, SVN, etc.

12. 𝐉𝐞𝐧𝐤𝐢𝐧𝐬 𝐉𝐨𝐛 𝐓𝐫𝐢𝐠𝐠𝐞𝐫𝐢𝐧𝐠:
- 😕𝐄𝐫𝐫𝐨𝐫: Jobs not running.
- ✅𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧: Review job triggering settings.

Remember, always read the error messages and logs, and you can usually figure things out. If you're still stuck, ask the Jenkins community for help. 😊


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🚀 DevOps Project-09: DevSecOps : Netflix Clone CI-CD with Monitoring | Email 🚀

🔗 Project Link: https://github.com/NotHarshhaa/DevOps-Projects/tree/master/DevOps%20Project-09 🔗

🌐 Project Overview :-
I will be deploying a Netflix clone. I will be using Jenkins as a CICD tool and deploying our application on a Docker container and Kubernetes Cluster and I will monitor the Jenkins and Kubernetes metrics using Grafana, Prometheus and Node exporter.

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❤️‍🔥6 Most Confusing GIT Commands 👇

🟡 Simplified and concise illustration of commands for better understanding

𝟭. 𝗴𝗶𝘁 𝗺𝗲𝗿𝗴𝗲 𝘃𝘀 𝗴𝗶𝘁 𝗿𝗲𝗯𝗮𝘀𝗲:
- 𝘨𝘪𝘵 𝘮𝘦𝘳𝘨𝘦 combines branch changes with new merge commits
- 𝘨𝘪𝘵 𝘳𝘦𝘣𝘢𝘴𝘦 moves branch changes on top, creating a linear history

𝟮. 𝗴𝗶𝘁 𝗿𝗲𝘀𝗲𝘁 𝘃𝘀 𝗴𝗶𝘁 𝗿𝗲𝘃𝗲𝗿𝘁:
- 𝘨𝘪𝘵 𝘳𝘦𝘴𝘦𝘵 undoes changes and moves the branch pointer, discarding subsequent commits
- 𝘨𝘪𝘵 𝘳𝘦𝘷𝘦𝘳𝘵 creates new undo commits, preserving history

𝟯. 𝗴𝗶𝘁 𝗳𝗲𝘁𝗰𝗵 𝘃𝘀 𝗴𝗶𝘁 𝗽𝘂𝗹𝗹:
- 𝘨𝘪𝘵 𝘧𝘦𝘵𝘤𝘩 downloads remote changes without auto-merging
- 𝘨𝘪𝘵 𝘱𝘶𝘭𝘭 fetches and auto-merges remote changes

In short,
git pull = git fetch + git merge
–
DevOps is the most happening and integral part of almost all organizations.


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