Sagar Kakkala's World

Welcome to Sagar Kakkala's World, your go-to destination for learning DevOps and mastering personal finance. Dive into topics like Kubernetes, GitOps, investment tips, and insurance planning. Whether you're advancing your career or securing your financial future, we simplify complex ideas for your growth. To explore specific topics, click on "Contents of Blog" to navigate directly to the content of your choice.

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🛠️ MLflow in Action: Experiment, Compare & Version ML Models 🔍🤖 | Sagar Kakkala’s World 🚀🐄📊

December 06, 2025

Real-Time Messaging with Apache Kafka | Sagar Kakkala’s World 🚀

November 22, 2025

Model Context Protocol | Build MCP Server | Integrate MCP server with AI Agents - Local and Remote | Sagar Kakkala´s World

November 08, 2025

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Day-0 | DevOps Overview and Guidance | Sagar Kakkala's World

For Telugu: For English: We will discuss an Overview of DevOps in very simple and Basic Overview Let us say, A Person is running Painting business with Alex Paints and he wants to expand his Business in online, He wants to have his own website and application for his business, And also let us assume that he has very Big Company of his Own. Generally since he has the Product, his company is said to be Product Based Company and now he approaches companies like TCS, Accenture ,Infosys, etc..which will be here called as Service Based Companies. Now the Traditional Method is said to be Waterfall Method. What happens in this Method? Lets say Alex Paints asks for Website, Service Based Company Develops website and then ask for Review for Client (Client is Alex Paints). In Case, the client asks for changes, Entire Website application code has to be changed. This makes challenging to Develop code and also Lot of Time Taking Process, to counter attack this, Most companies...

Docker live with sagar kakkala | Dockerfile

Here in this session, since the blogs are already existing, we will be using Blogs that we have used Docker let us use free kodekloud labs , when we need linux terminal to ease our practise To install and use Docker , use code snippets from - DevOps with Sagar Kakkala- Day2 to push docker image to Docker Hub, use code snippets from - DevOps with Sagar Kakkala-Day3 To install Docker Desktop and use Docker compose file, use code snippets from - AIOPS/MLOPS with Sagar Kakkala-Day6 Docker File without nginx # Step 1: Build React app FROM node:18 AS build WORKDIR /app COPY package.json package-lock.json ./ RUN npm install COPY . . RUN npm run build # Step 2: Serve the build FROM node:18 WORKDIR /app RUN npm install -g serve COPY --from=build /app/build ./build EXPOSE 3000 CMD ["serve", "-s", "build"] other Docker File components are ENTRYPOINT - stricter startup, while multiple CMD only takes last command ADD - can download from URL and also extract zip files E...

Docker Interview Questions

1. Explain Docker Architecture Before understanding architecture, lets understand how docker works in a simple way.. When you want to run a docker container, using command something like docker run -d -p 8080:80 --name mynginx nginx this actually tries to fetch nginx image that is not present in local, download nginx image from Docker Registry like Docker Hub and then runs container what exactly happened here?. when command was run, it actually was run in docker client, which actually uses REST API´s to call Docker Daemon, and this docker daemon uses service called containerd, which runs the container either by pulling local image or from Docker Hub/Docker Registry Here DockerDaemon manages core services like containers, volumes, images , networks and listens for API requests And here REST API allows communication between server and client containerd - manages lifecycle of container 2.What is Container Lifecycle? lets understand container lifecyle by commands docker...