1. Kubernetes Hands-on Lab #1 – Setting up 5-Node K8s Cluster
2. Kubernetes Hands-on Lab #2 – Running Our First Nginx Cluster
3. Kubernetes Hands-on Lab #3 –
https://lnkd.in/gSc2KDAb
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Are you a DevOps engineer or enthusiast looking to streamline the installation of essential DevOps tools? Look no further! Our new repository, DevOps Tool Installer, is here to make your life easier.
- Docker
- Kubernetes (kubectl)
- Ansible
- Terraform
- Jenkins
- AWS CLI
- Azure CLI
- Google Cloud SDK
- Helm
- Prometheus
- Grafana
- GitLab Runner
- HashiCorp Vault
- HashiCorp Consul
- Easy installation on both Linux and Windows
- Single script with a menu to select and install tools as per your requirement
- Perfect for setting up your DevOps environment quickly and efficiently
1. Clone the repository:
git clone https://github.com/NotHarshhaa/DevOps-Tool-Installer.git
2. Follow the instructions in the README to install your desired tools.
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DevOps & Cloud (AWS, AZURE, GCP) Tech Free Learning
DevOps Tool Installer Sample images on Windows & Ubuntu Machines
DevOps & Cloud (AWS, AZURE, GCP) Tech Free Learning
We are excited to announce new updates to our DevOps Tool Installer!
- Linux: Clone the repo, make the script executable, and run it.
- Windows: Clone the repo and run the PowerShell script.
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- 40% Scripting automation
- 30% Cloud deployments
- 20% Monitoring and optimizing
- 10% Team collaboration
- 20% Scripting automation
- 25% Cloud deployments
- 15% Monitoring and optimizing
- 40% Team collaboration
- 65.73% Debating on the infra/tool choices
- On-demand support
- Many alignment meetings
- Managing system incidents
- Balancing cost-efficiency
- Technical review sessions
- Cross-department collaboration
- Defending infrastructure choices
- Implementing stakeholder feedback
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Preparing for an Azure DevOps interview is crucial to showcase your skills and knowledge effectively. Here are some valuable resources to help you prepare:
1. Top 50 Azure DevOps Interview Questions and Answers: This comprehensive guide covers a wide range of topics related to Azure DevOps. It includes questions on DevOps concepts, tools, services, and practical scenarios. Understanding these questions and their answers will give you a solid foundation for your interview[1].
2. 2024 Azure DevOps Engineer Interview Questions & Answers: This resource dissects various question types that Azure DevOps Engineer candidates may encounter. It provides insights into technical inquiries and behavioral scenarios, along with exemplary responses. Make sure to prepare thoroughly to excel in your interview[2].
3. Top 25 Azure DevOps Interview Questions and Answers: This guide features commonly asked questions and in-depth answers. It's a great resource to help you showcase your skills during the interview process[3].
4. Top 15 Azure DevOps Scenario-based Interview Questions and Solutions: If you're looking for scenario-based questions, this blog provides 17 beginner-friendly videos with real-time projects and hands-on experience. It's a last-minute interview preparation guide that complements your overall preparation[4].
➡️ Reference links: [1] [2] [3] [4]
❤️ 𝐅𝐨𝐥𝐥𝐨𝐰 @prodevopsguy 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐬𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐞𝐧𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐜𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬!!! // 𝐉𝐨𝐢𝐧 𝐟𝐨𝐫 𝐃𝐞𝐯𝐎𝐩𝐬 𝐃𝐎𝐂𝐬: @devopsdocs
1. Top 50 Azure DevOps Interview Questions and Answers: This comprehensive guide covers a wide range of topics related to Azure DevOps. It includes questions on DevOps concepts, tools, services, and practical scenarios. Understanding these questions and their answers will give you a solid foundation for your interview[1].
2. 2024 Azure DevOps Engineer Interview Questions & Answers: This resource dissects various question types that Azure DevOps Engineer candidates may encounter. It provides insights into technical inquiries and behavioral scenarios, along with exemplary responses. Make sure to prepare thoroughly to excel in your interview[2].
3. Top 25 Azure DevOps Interview Questions and Answers: This guide features commonly asked questions and in-depth answers. It's a great resource to help you showcase your skills during the interview process[3].
4. Top 15 Azure DevOps Scenario-based Interview Questions and Solutions: If you're looking for scenario-based questions, this blog provides 17 beginner-friendly videos with real-time projects and hands-on experience. It's a last-minute interview preparation guide that complements your overall preparation[4].
Remember to practice, review your concepts, and stay confident during your interview. Good luck!🚀
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𝐓𝐚𝐤𝐞 𝐛𝐚𝐜𝐤 𝐜𝐨𝐧𝐭𝐫𝐨𝐥 𝐰𝐢𝐭𝐡 🌐 𝐆𝐢𝐭𝐎𝐩𝐬: 𝐘𝐨𝐮𝐫 𝐢𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞, 𝐬𝐢𝐦𝐩𝐥𝐢𝐟𝐢𝐞𝐝 🚀
What is GitOps? It's a revolutionary approach that treats your infrastructure as code, using Git as the single source of truth.✨
🔣 Why GitOps?
⏩ Simplified management: Declarative configuration in Git means no more ad-hoc changes or manual interventions.
⏩ Reduced errors: Automated deployments eliminate human error and ensure consistency.
⏩ Increased visibility: Track changes and rollbacks easily with Git's history and branching.
⏩ Improved collaboration: Everyone works from the same source of truth, fostering transparency and ownership
😎 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!! // Join for DevOps DOCs: @devopsdocs
What is GitOps? It's a revolutionary approach that treats your infrastructure as code, using Git as the single source of truth.
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Imagine this: It's your first day on a new project, and you're tasked with deploying an app on a Kubernetes cluster. You feel a mix of excitement and a bit of nervousness. Your mentor leans over and says, "Let's connect to our Kubernetes cluster using kubectl!"
Here's how we did it, step-by-step:
kubectl was installed. If you haven’t already, download and install it from the official Kubernetes site.Next, we set up the kubeconfig file to authenticate and point kubectl to our cluster. We got the config file from our cluster admin and saved it to ~/.kube/config.
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DEV Community
Real-Time Resume Ready DevOps Projects
1. Jenkins CI/CD with GitHub Integration Author: DevOps-4u Link: Read More Credits: ©...
Looking to boost your DevOps skills and add impressive projects to your resume? Check out our latest article on Dev.to where I share a curated list of hands-on DevOps projects that are perfect for showcasing your expertise.
Stay ahead in the DevOps game with these projects and take your career to the next level!💼 ✨
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How Docker 🐬 Works Explained
Docker is a platform that simplifies application development and deployment through containerization.
➡️ Here's a brief overview of how it works:
1. Developer: Writes code and prepares a Dockerfile with instructions to build an image.
2. Client: Uses Docker commands (docker build, docker pull, docker run, docker push) to interact with Docker.
3. Dockerfile: Script containing instructions to create an image, specifying base images and configurations.
4. Registry: Stores Docker images, which can be pulled or pushed by developers.
5. Docker Host: Runs the Docker daemon, managing images and containers.
6. Docker Daemon: Background service that manages the lifecycle of containers.
7. Images: Templates for creating containers, containing applications and dependencies.
8. Containers: Isolated environments where applications run, sharing the host system's kernel.
➡️ Workflow:
- Build: Developer creates an image from a Dockerfile.
- Push: Image is uploaded to a registry.
- Pull: Image is downloaded from the registry.
- Run: Container is created and started from the image.
❤️ 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐬𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐞𝐧𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐜𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬!!! // 𝐉𝐨𝐢𝐧 𝐟𝐨𝐫 𝐃𝐞𝐯𝐎𝐩𝐬 𝐃𝐎𝐂𝐬: @devopsdocs
Docker is a platform that simplifies application development and deployment through containerization.
1. Developer: Writes code and prepares a Dockerfile with instructions to build an image.
2. Client: Uses Docker commands (docker build, docker pull, docker run, docker push) to interact with Docker.
3. Dockerfile: Script containing instructions to create an image, specifying base images and configurations.
4. Registry: Stores Docker images, which can be pulled or pushed by developers.
5. Docker Host: Runs the Docker daemon, managing images and containers.
6. Docker Daemon: Background service that manages the lifecycle of containers.
7. Images: Templates for creating containers, containing applications and dependencies.
8. Containers: Isolated environments where applications run, sharing the host system's kernel.
- Build: Developer creates an image from a Dockerfile.
- Push: Image is uploaded to a registry.
- Pull: Image is downloaded from the registry.
- Run: Container is created and started from the image.
Docker ensures applications are portable and consistent across different environments, simplifying deployment and scaling.
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In the realm of software development, efficient and reliable continuous integration and deployment (CI/CD) processes
𝑓𝑜𝑟 𝑚𝑜𝑟𝑒 𝑖𝑛𝑓𝑜, 𝑦𝑜𝑢 𝑐𝑎𝑛 𝑐ℎ𝑒𝑐𝑘 𝑡ℎ𝑖𝑠 𝑙𝑖𝑛𝑘:
https://prodevopsguy.site/complete-guide-to-creating-gitlab-pipelines-with-yaml-templates
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DEV Community
Learn DevOps with 0 Knowledge for Freshers
Introduction DevOps is a transformative culture and set of practices that bring together...
Are you a fresher with zero knowledge of DevOps? Don't worry! Our comprehensive guide, Learn DevOps with 0 Knowledge for Freshers, is here to help you get started on the right path.
- Understanding the basics of DevOps
- Foundation skills: programming, OS, networking
- Mastering CI/CD with Jenkins and GitLab
- Configuration management with Ansible and Puppet
- Containerization and orchestration with Docker and Kubernetes
- Exploring cloud platforms: AWS, Azure, GCP
- Implementing Infrastructure as Code with Terraform
- Monitoring and logging with Prometheus and ELK Stack
- Hands-on projects and continuous learning tips
Start your DevOps journey today and become a proficient DevOps engineer!🎉
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𝘾𝙧𝙮𝙞𝙣𝙜 𝙞𝙣 𝙔𝘼𝙈𝙇 🥲
⬇️ 𝟭𝟭 𝘄𝗮𝘆𝘀 𝘁𝗼 𝗲𝗳𝗳𝗲𝗰𝘁𝗶𝘃𝗲𝗹𝘆 𝗗𝗲𝗯𝘂𝗴 𝗞𝘂𝗯𝗲𝗿𝗻𝗲𝘁𝗲𝘀 𝗶𝘀𝘀𝘂𝗲𝘀:
1. Utilize kubectl commands for quick diagnostics.
2. Leverage the Kubernetes Dashboard for visual debugging.
3. Use ephemeral containers for troubleshooting without modifying pod state.
4. Explore logs with stern for efficient log monitoring.
5. Use kubectl port-forward for direct access to services.
6. Implement probes for automated health checks.
7. Analyze cluster events with kubectl get events.
8. Network troubleshooting with netshoot.
9. Performance monitoring with Prometheus and Grafana.
10. Inspect container filesystems with kubectl exec.
11. Analyze resource usage with Metrics Server.
🆘 Share this to help other DevOps Engineers
📱 𝐅𝐨𝐥𝐥𝐨𝐰 @prodevopsguy 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐬𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐞𝐧𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐜𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬!!! // 𝐉𝐨𝐢𝐧 𝐟𝐨𝐫 𝐃𝐞𝐯𝐎𝐩𝐬 𝐃𝐎𝐂𝐬: @devopsdocs
1. Utilize kubectl commands for quick diagnostics.
2. Leverage the Kubernetes Dashboard for visual debugging.
3. Use ephemeral containers for troubleshooting without modifying pod state.
4. Explore logs with stern for efficient log monitoring.
5. Use kubectl port-forward for direct access to services.
6. Implement probes for automated health checks.
7. Analyze cluster events with kubectl get events.
8. Network troubleshooting with netshoot.
9. Performance monitoring with Prometheus and Grafana.
10. Inspect container filesystems with kubectl exec.
11. Analyze resource usage with Metrics Server.
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𝑓𝑜𝑟 𝑚𝑜𝑟𝑒 𝑖𝑛𝑓𝑜, 𝑦𝑜𝑢 𝑐𝑎𝑛 𝑐ℎ𝑒𝑐𝑘 𝑡ℎ𝑖𝑠 𝑙𝑖𝑛𝑘:
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In this article, we’ll explore a practical example of a Fully Serverless Architecture implemented using Terraform — a popular IaC tool and CI/CD implemented using GitHub Actions. The code repository we’ll be examining is hosted on GitHub
I have a NodeJS Cloud Native API which I have used to deploy in this architecture. This API is specifically designed to make use of AWS serverless services.
Following are the serverless services used in this project:
❤️🔥 Share with friends and colleagues❤️🔥
📣 Note: Fork this Repository☁️ for upcoming future projects, Every week releases new Project.
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1.
ansible-playbook: Executes Ansible playbooks.ex: ansible-playbook -i <inventory_file> <playbook.yml>
2.
ansible: Runs ad-hoc commands or tasks.ex: ansible all -m copy -a "src=/path/to/local/file dest=/path/to/remote/file"
ansible all -m yum -a "name=httpd state=latest"
3.
ansible-galaxy: Manages Ansible roles.ex: ansible-galaxy install <role_name>
4.
ansible-vault: Manages encrypted data within Ansible.ex: ansible-vault encrypt <file>
5.
ansible-galaxy init role_name: Initializes a new Ansible role scaffold.ex: ansible-galaxy init <role_name>
6.
ansible-inventory: Shows Ansible's inventory.ex: ansible-inventory --list -i /path/to/inventory/hosts
7.
ansible-config: Manages Ansible configuration.ex: ansible-config list, ansible-config view
8.
ansible-pull: Pulls playbooks from a version control system and executes them locally.ex: ansible-pull -U <repository_url> <playbook.yml>
9.
ansible-playbook --syntax-check: Checks playbook syntax without executing.ex: ansible-playbook --syntax-check <playbook.yml>
10.
ansible-playbook --list-hosts: Lists hosts defined in a playbook.ex: ansible-playbook --list-hosts playbook.yml
11.
ansible-playbook --tags: Runs specific tagged tasks within a playbook.ex: ansible-playbook --tags=tag1,tag2 playbook.yml
12.
ansible-playbook --limit: Limits playbook execution to specific hosts or groups.ex: ansible-playbook --limit=<host_pattern> <playbook.yml>
13.
ansible-vault edit: Edits an encrypted file.ex: ansible-vault edit secrets.yml
14.
ansible-doc: Displays documentation for Ansible modules.ex: ansible-doc <module_name>
15.
ansible-config view: Displays the current Ansible configuration.ex: ansible-config view
16.
ansible-config dump: Dumps the current Ansible configuration variables.ex: ansible-config dump
17.
ansible-config list: Lists configuration settings.ex: ansible-config list
18.
ansible-console: Starts an interactive console for executing Ansible tasks.ex: ansible-console
19.
ansible-lint: Lints Ansible playbooks for best practices and potential errors.ex: ansible-lint <playbook.yml>
20.
ansible-vault encrypt_string: Encrypts a string for use in a playbook.ex: ansible-vault encrypt_string <string>
21.
ansible-vault rekey: Rekeys an encrypted file with a new password.ex: ansible-vault rekey <file>
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prodevopsguy.site is for sale! Check it out on ExpiredDomains.com
Buy prodevopsguy.site for 100 on GoDaddy via ExpiredDomains.com. This premium expired .site domain is ideal for establishing a strong online identity.
𝑓𝑜𝑟 𝑚𝑜𝑟𝑒 𝑖𝑛𝑓𝑜, 𝑦𝑜𝑢 𝑐𝑎𝑛 𝑐ℎ𝑒𝑐𝑘 𝑡ℎ𝑖𝑠 𝑙𝑖𝑛𝑘:
https://prodevopsguy.site/100-Kubernetes-Errors-With-Solution
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Here are some commonly used Splunk commands:
1.
search: The primary command for searching data in Splunk. Use it to retrieve events based on specific criteria.2.
index: Specifies the index from which to retrieve data. You can filter data by index using this command.3.
source: Filters events based on the source of the data (e.g., log files, network streams).4.
sourcetype: Filters events based on the type of data source (e.g., Apache logs, Windows Event Logs).5.
eval: Creates calculated fields or modifies existing fields. Useful for creating custom fields or transforming data.6.
stats: Aggregates and summarizes data. You can use it to calculate counts, averages, and other statistics.7.
timechart: Generates time-based charts and visualizations. Useful for trend analysis and identifying patterns over time.8.
rex: Extracts fields using regular expressions. Helpful when dealing with unstructured data.9.
dedup: Removes duplicate events based on specified fields.10.
transaction: Groups related events into transactions. Useful for analyzing multi-step processes.11.
top: Identifies the top values for a specific field (e.g., top IP addresses, top error codes).12.
lookup: Enriches events by joining them with external lookup tables (e.g., mapping IP addresses to geolocation data).Remember that these commands are just a starting point. Depending on your use case, you might need to explore additional commands and features. Happy Splunking!🚀 🔍
For more detailed information, check out the Splunk Cheat Sheet and the Splunk Quick Reference Guide[1][2].
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