YASSINE RIMAH’s Post

Had an incredible experience attending DevInfra-Days hosted by StackGen! 🎉 🎉 The event kicked off with Arshad Sayyad setting the stage with a high-energy introduction, diving into the critical problems StackGen is solving for the developer community. Their vision to simplify infrastructure management for developers really resonated. ⚡ Yusuf Kanchwala followed up with a deep dive into the technical aspects of StackGen's product. He showcased how their solution scans code and generates HashiCorp Terraform scripts in minutes—completely automating the Infrastructure as Code (IaC) process. The speed and accuracy were eye-opening! 💡 Then came the highlight of the event: a live demo by 👋Sangam B., where all the participants followed along. We generated Terraform code for a Python application and deployed it to a serverless architecture on the cloud in just a few minutes! ⏩ This hands-on experience showed how easy and fast the deployment process can be when using StackGen's tools. What really stood out to me was learning about the game-changing capabilities of appCD for Amazon Web Services (AWS) Lambda developers. If you're working with event-driven applications, appCD's Infrastructure from Code feature is a must-have. It automatically generates IaC files, ensuring your deployments are not just fast, but also secure and compliant from the get-go. 🚀 No more manual infrastructure provisioning, no more worrying about compliance and policy violations—appCD handles all of it. Developers can stay focused on what they do best: writing high-quality code, while the infrastructure is effortlessly managed in the background. 💻 If you're looking to streamline your development workflow and accelerate your time-to-market, check out stackgen.com. It's a game-changer for Developers and Devops who are working in the cloud! #DevInfraDays #DevOps #InfrastructureAsCode #Serverless #AWSLambda #Automation #CloudComputing #IaC #AppCD #FastDeployments #stackgen #DeveloperTools #TechInnovation #event

How to enable a new cluster quickly and efficiently using GitOps, Flux, and Linode Kubernetes Engine: https://lin0.de/54qosH #DistributedCloud

How to enable a new cluster quickly and efficiently using GitOps, Flux, and Linode Kubernetes Engine: https://lin0.de/sOYM3C #DistributedCloud

How to enable a new cluster quickly and efficiently using GitOps, Flux, and Linode Kubernetes Engine: https://lin0.de/BKkA3l #DistributedCloud

Just back from "DevInfra-Days" organized by StackGen. Arshad Sayyad opened the talked with great energy and explained about the problem that StackGen is solving for. ⚡ Yusuf Kanchwala deep dived into the tech aspects about how their product is capable of writing the HashiCorp terraform in minutes just by doing the code scan. 💡 👋Sangam gave a live demo of the application and every participant also followed along and we ended up generating terraform code of a python application and deployed that to server less architecture on cloud in minutes!! ⏩ Here I learned about the game-changing power of appCD for AWS Lambda developers! 🤯 If you're building event-driven applications on AWS Lambda, appCD's Infrastructure from Code feature is a must-know. It automatically generates IaC files, ensuring your deployments are secure, compliant, and lightning-fast. ⚡️ No more struggling with infrastructure provisioning or worrying about policy violations. appCD takes care of the heavy lifting, so you can focus on what you do best: writing awesome code. 💻 Check out stackgen.com to streamline your development workflow and accelerate your time-to-market. #DevInfraDays #DevopsMadeEasyForDevelopers #Devops #InfrastructureAsCode #Serverless

🚀 Hey #connections, it's Day 37 of #90daysofdevops Challenge! 🚀 Excited to share a new blog post as part of our #90daysofdevops journey, focusing on mastering Kubernetes with essential questions! 🌟 Key Insights: 🔍 Dive deep into Kubernetes concepts and practical examples. 🔧 Learn the differences between Docker Swarm and Kubernetes. 📝 Understand how Kubernetes handles network communication, scaling, and storage management. 🛠️ Explore self-healing mechanisms and various service types in Kubernetes. 🌐 Plus, an in-depth guide on namespaces, Ingress, and more! Check out the full post and level up your Kubernetes skills! Let's conquer this #DevOps journey together! 💻🚀 Tagging: TrainWithShubham Shubham Londhe #kubernetes #containerorchestration #devops #devopsengineer #k8s #90daysofdevopschallenge #technicalwriting #blogging

🚀 Just Published: How to Safely Upgrade a Kubernetes Node! (Self Managed)🔧 Kubernetes node upgrades can feel like walking a tightrope—especially in production environments where downtime is not an option. That’s why I’ve written a step-by-step guide to help you confidently and safely upgrade your nodes while keeping your workloads running smoothly. 📖 What's in the guide? Pre-upgrade checks to ensure cluster health Safely draining nodes to avoid disruptions Step-by-step instructions for upgrading Kubernetes components Post-upgrade validation to confirm everything is working Whether you're new to Kubernetes or looking to refine your upgrade process, this guide has you covered! 👉 Read it here on Medium: https://lnkd.in/eBVECFvQ 👉 Or check it out on Substack: https://lnkd.in/eaJ5X9FW If you find it helpful, feel free to leave your thoughts or share it with your network. Let’s keep learning and improving together! 💡 #Kubernetes #DevOps #CloudComputing #Medium #Substack #KubernetesTips

🚫 Kubernetes Anti-Patterns You Should Avoid! 🚫 Kubernetes is a powerful tool that helps us orchestrate and manage containerized applications, but like any technology, there are pitfalls we must navigate carefully. Here are some common Kubernetes anti-patterns that can turn your K8s experience from a dream into a nightmare! 💭 💥 1. Monolithic Deployments in K8s Deploying a monolithic application on Kubernetes is like buying a Ferrari for grocery shopping. 🏎️ Kubernetes shines with microservices, where independent components scale and recover seamlessly. Avoid turning it into a VM replacement by deploying monoliths without any optimization! 💥 2. Hardcoding Configurations Hardcoding secrets, environment variables, or configurations within containers? That's a no-go! 🔒 Use ConfigMaps and Secrets to manage configurations and sensitive data securely. It’s 2024; let’s keep our secrets safe! 💥 3. Ignoring Resource Requests and Limits Not setting resource requests and limits is like sailing without an anchor ⚓—you’ll either underutilize your resources or crash your nodes. Define these properly to ensure stability, fairness, and efficiency. 💥 4. Overusing Privileged Containers Running containers as root or with elevated privileges exposes your cluster to potential security breaches. 🚨 Practice the principle of least privilege and use Role-Based Access Control (RBAC) for fine-grained security. 💥 5. Treating Kubernetes as ‘Set and Forget’ Kubernetes needs continuous monitoring, updates, and optimization. 🕵️♂️ Be proactive! Use tools like Prometheus, Grafana, and Jaeger to monitor performance, logs, and traces. Kubernetes is a living, breathing ecosystem—keep it healthy! 💥 6. Not Using Liveness and Readiness Probes Deploying applications without liveness or readiness probes is like flying blind. ✈️ These probes help K8s understand the state of your applications, ensuring automatic restarts and smooth rollouts. 🔍 The Bottom Line: Kubernetes is not just a tool—it’s a mindset. Understand the dos and don’ts to leverage its full power. 💬 Over to You: What Kubernetes anti-patterns have you encountered, and how did you overcome them? Let’s share and learn together! #Kubernetes #DevOps #CloudNative #Containers #TechAntiPatterns #TechCommunity #Microservices

🚀 Day 9: Cluster Maintenance in Kubernetes 🛠️ Maintaining your Kubernetes cluster is essential to ensure it remains secure, stable, and up-to-date. One of the most common maintenance tasks is upgrading the Kubernetes cluster. But how do you go about upgrading a cluster that spans multiple nodes? 🤔 Steps to Upgrade a Kubernetes Cluster: Drain the Target Node 🛑 Draining a node means stopping any new Pods from being scheduled on it. This helps in safely upgrading the node without affecting running applications. Command: kubectl drain <node-name> --ignore-daemonsets Upgrade kubeadm 🚀 After draining, upgrade the kubeadm package on the node to the latest version. Upgrade kubelet and kubectl 🧰 Once kubeadm is upgraded, proceed with upgrading the kubelet and kubectl to match the new version. Uncordon the Node 🔄 After successfully upgrading, uncordon the node to allow it to start scheduling new Pods again. Command: kubectl uncordon <node-name> Key Terms to Remember: Drain: Evicts all Pods from a node and prevents the node from scheduling new Pods. It’s used during upgrades or maintenance tasks. 🚫 Cordon: Prevents new Pods from being scheduled on a node but doesn’t affect the existing Pods. This is useful when you need to temporarily stop new deployments on a node without disrupting running services. ⏸️ kubectl cordon <node-name> Uncordon: Re-enables scheduling on the node, allowing new Pods to be deployed there after the maintenance is complete. 🟢 By following these steps, you can ensure a smooth upgrade process without causing downtime in your applications. Keeping your Kubernetes cluster up-to-date is vital for ensuring security patches, performance improvements, and new features are applied. ⚙️ Stay tuned for Day 10, where we continue diving into more Kubernetes topics! 🚀 #Kubernetes #K8s #ClusterMaintenance #Upgrades #Drain #Cordon #Uncordon #CloudNative #DevOps #KubernetesJourney #TechInsights

No plans today after work and you are close to Vienna / Austria? Go, register and join our local Vienna DevOps Meetup and participate in todays discussions about Feature Flags / Feature Toggles or AWS graph databases. https://lnkd.in/dX76QBSc Thanks CloudBees for sponsoring this community get together. #featureflags #devops #devsecops #meetup #cloudbees #jenkins #cicd #progressivedelivery #abtesting