𝐓𝐨𝐩 𝐔𝐬𝐞𝐝 𝐃𝐨𝐜𝐤𝐞𝐫 𝐂𝐨𝐦𝐦𝐚𝐧𝐝𝐬 🐋
🐳 𝐃𝐨𝐜𝐤𝐞𝐫 𝐁𝐚𝐬𝐢𝐜𝐬:
•🏁
•📦
•🔍
•🗑
•🏗
•🛑
•♻️
•💡
🐋 𝐃𝐨𝐜𝐤𝐞𝐫 𝐍𝐞𝐭𝐰𝐨𝐫𝐤𝐢𝐧𝐠:
•🌐
•🔗
•🛠
•🔄
📁 𝐃𝐨𝐜𝐤𝐞𝐫 𝐕𝐨𝐥𝐮𝐦𝐞𝐬:
•📂
•🔌
•🔄
•🗑
⚙️ 𝐃𝐨𝐜𝐤𝐞𝐫 𝐂𝐨𝐦𝐩𝐨𝐬𝐞:
•📋
•🗄
•🔧
•📊
•🔄
•📈
🔵 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!!
•
docker run: Run a container from an image.•
docker build: Build an image from a Dockerfile.•
docker images: List all images on the system.•
docker rmi: Remove one or more images.•
docker-compose up: Start services defined in a Compose file.•
docker stop: Stop a running container.•
docker rm: Remove one or more containers.•
docker ps: List running containers.•
docker network create: Create a network.•
docker network connect: Connect a container to a network.•
docker network inspect: Inspect a network.•
docker network disconnect: Disconnect a container from a network.•
docker volume create: Create a volume.•
docker volume ls: List volumes.•
docker volume inspect: Inspect a volume.•
docker volume rm: Remove one or more volumes.•
docker-compose up: Start services defined in a Compose file.•
docker-compose down: Stop and remove services defined in a Compose file.•
docker-compose build: Build or rebuild services.•
docker-compose logs: View output logs from services.•
docker-compose restart: Restart services.•
docker-compose scale: Scale services to a specified number.Please open Telegram to view this post
VIEW IN TELEGRAM
1710845721105.gif
2.2 MB
DevOps 👾 Life Cycle Overview 🔥
1️⃣ . Code: Developers create the software code, using tools like Git to collaborate and manage changes.
2️⃣ . Build: Converts code for computer understanding, with tools like Jenkins for efficiency.
3️⃣ . Test: Ensures software quality with tools like JUnit for bug-free performance.
4️⃣ . Release: Deploys tested software via CI/CD for user access.
5️⃣ . Monitor: Maintains software performance post-release with tools like Prometheus.
6️⃣ . Operate: Manages real-time software functioning with automation.
7️⃣ . Plan: DevOps planning with tools like Jira for agile adaptability.
8️⃣ . Deploy: Scales software for more users with Infrastructure as Code.
9️⃣ . Scale: Expands software capabilities for growing needs.
1️⃣ 0️⃣ . Feedback Loop: Continuous improvement through user and ops feedback.
✈️ 𝐅𝐨𝐥𝐥𝐨𝐰 @prodevopsguy 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐬𝐮𝐜𝐡 𝐜𝐨𝐧𝐭𝐞𝐧𝐭 𝐚𝐫𝐨𝐮𝐧𝐝 𝐜𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬!!! // 𝐉𝐨𝐢𝐧 𝐟𝐨𝐫 𝐃𝐞𝐯𝐎𝐩𝐬 𝐃𝐎𝐂𝐬: @devopsdocs
Please open Telegram to view this post
VIEW IN TELEGRAM
But the most critical element?
Making security a habit, not just a step.
Please open Telegram to view this post
VIEW IN TELEGRAM
#devopsengineer Job Alert 🗣 !!
📣 Attention DevOps Engineers! New job opportunity available.
Apply now for a chance to join our dynamic team!⚡️
✔️ HR Bitcot
📧 sonalimoyal@bitcot.com
😎 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!! // Join for DevOps DOCs: @devopsdocs
Apply now for a chance to join our dynamic team!
Please open Telegram to view this post
VIEW IN TELEGRAM
Please open Telegram to view this post
VIEW IN TELEGRAM
This media is not supported in your browser
VIEW IN TELEGRAM
1708757232781.gif
285.8 KB
The below illustration shows some common container commands and their syntax 👇
1.
docker run -it --name nginx nginx
2.
docker start nginx
3.
docker restart nginx
4.
docker pause nginx
5.
docker unpause nginx
6.
docker stop nginx
7.
docker kill nginx
8.
docker ps
9.
docker exec -it nginx /bin/bash
10.
docker attach nginx
11.
docker logs nginx
12.
docker rename old-name new-name
13.
docker inspect nginx
14.
docker cp nginx:/container-path/file.txt /local-path
15.
docker rm nginx
These container commands are essential for managing containerized applications, whether for development, testing, or production deployment, as they enable efficient control and manipulation of container instances.
Please open Telegram to view this post
VIEW IN TELEGRAM
Here to Here
Please open Telegram to view this post
VIEW IN TELEGRAM
Please open Telegram to view this post
VIEW IN TELEGRAM
Kubernetes addons are optional components and features that extend the functionality of your Kubernetes cluster beyond its core capabilities. These addons provide additional functionalities such as monitoring, logging, networking, and security, allowing users to tailor their Kubernetes deployments to their specific needs and preferences.
Key Features of Kubernetes Addons:
Please open Telegram to view this post
VIEW IN TELEGRAM
From 'It works on my machine!' to 'It works on my container!' but hey at least it works!
✔️ 𝗙𝗼𝗹𝗹𝗼𝘄 @prodevopsguy 𝗳𝗼𝗿 𝗺𝗼𝗿𝗲 𝘀𝘂𝗰𝗵 𝗰𝗼𝗻𝘁𝗲𝗻𝘁 𝗮𝗿𝗼𝘂𝗻𝗱 𝗰𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀!!!
Please open Telegram to view this post
VIEW IN TELEGRAM
Are you ready to elevate your development process to new heights?
Please open Telegram to view this post
VIEW IN TELEGRAM
• 0-2 years of experience building and maintaining AWS infrastructure (VPC, EC2, RDS, Security Groups, IAM, ECS, Code Deploy, CloudFront, S3).
• A solid foundation of networking and Linux administration.
• Knowledge of IP networking, VPNs, DNS, load balancing, and firewalls.
• Strong understanding of how to secure AWS environments and meet compliance requirements.
• Knowledge of GitHub, Jenkins, ELK, and deploying applications on AWS.
Please open Telegram to view this post
VIEW IN TELEGRAM
Please open Telegram to view this post
VIEW IN TELEGRAM
1710853715399.gif
202.9 KB
Once the request is:
Comes the part of kube-controller-manager.
𝗢𝗯𝘀𝗲𝗿𝘃𝗲𝗿-𝗖𝗼𝗺𝗽𝗮𝗿𝗲-𝗔𝗰𝘁𝗶𝗼𝗻 𝗶𝗳 𝗿𝗲𝗾𝘂𝗶𝗿𝗲𝗱) - 𝗥𝗲𝗽𝗲𝗮𝘁 (𝘁𝗶𝗹𝗹 𝗶𝗻𝗳𝗶𝗻𝗶𝘁𝘆).
It's a Daemon polling the API Server at regular intervals to make sure that the 𝗗𝗲𝘀𝗶𝗿𝗲𝗱 𝘀𝘁𝗮𝘁𝗲(.spec) and the 𝗖𝘂𝗿𝗿𝗲𝗻𝘁 𝘀𝘁𝗮𝘁𝗲(.status) are the same.
On a very high level, if the object is found unhealthy it is evicted and replaced by a healthy one. That’s it!!
Please open Telegram to view this post
VIEW IN TELEGRAM
Follow
Please open Telegram to view this post
VIEW IN TELEGRAM
Docker volumes play a crucial role in containerized environments, offering a flexible and efficient way to manage data persistence and sharing.
But what exactly are Docker volumes, why do we need them, and what are the different types available?
A Docker volume is an independent file system entirely managed by Docker and exists as a normal file or directory on the host. They provide a way to store and manage data separately from the container itself, ensuring data persistence even when containers are stopped or removed.
Syntax to create a named volume:
docker run -v {volume_name}:/path/in/container image_nameSyntax to create host-mounted volume:
docker run -v /path/on/host:/path/in/container image_name
Syntax to create an anonymous volume:
docker run -v /path/in/container image_name
Understanding Docker volumes is essential for optimizing containerized workflows, ensuring data integrity, and simplifying data management in modern DevOps environments. Embrace the power of volumes to unlock the full potential of Docker containers!
Please open Telegram to view this post
VIEW IN TELEGRAM
Many enthusiasts whom I interviewed, didn't understand
the difference between DevOps, SRE, and Platform Engineering.
While these disciplines share similarities, there are nuances in their focus:
There's overlap in principles but differences in scope. Many organizations blend these roles for the best results.
Please open Telegram to view this post
VIEW IN TELEGRAM
- All Git/GitHub Content with use cases
- Git Realtime scenarios
- All Git/GitHub Exercises with solutions
- No More Git PDFs needed
- Easy to Learn from anywhere
- Detailed Explanation guide
- All Git/GitHub Branching Strategies for DevOps guy
Please open Telegram to view this post
VIEW IN TELEGRAM
Please open Telegram to view this post
VIEW IN TELEGRAM