I’ll show you how to create a real-time log streaming system using Server-Sent Events (SSE) with a Node.js backend and React frontend. We’ll build a system where you can watch logs appear instantly as your backend processes run. What We’ll Cover What are Server-Sent Events? Server-Sent Events (SSE) is a technology that lets servers push […]
Overview of Event Driven Architecture ✨ Event-Driven Architecture (EDA) is a design paradigm where systems communicate and respond to events in real-time. This architecture promotes loose coupling, scalability, and flexibility, as components are only connected through the events they produce and consume. Event-Driven Architecture is widely used in systems requiring high responsiveness and real-time processing, […]
Monitoring is key for understanding your application performance, availability, and potential bottleneck. With Prometheus and Grafana you can monitor your infrastructure performance, resource usage, and overall health of your EKS cluster. In this guide, you’ll learn how to monitor a microservice Kubernetes cluster metrics and visualize Data. Pre-requisite Ensure the following prerequisites are in place […]
1. JavaScript Closures: A closure is an inner function that maintains access to its outer function’s scope, even after the outer function has finished executing. This allows for the creation of private variables and Stateful functions. Code Example 2. JavaScript Prototypes: In JavaScript, every function has a prototype property. This property is used to attach […]
The article emphasizes distinguishing between configurable values and sensitive secrets when managing data in AWS Lambda. It advocates for using Lambda Environment Variables for non-sensitive configurations and AWS Secrets Manager for all sensitive data. Lambda Function Environment Variables Securely Storing Secrets with AWS Secrets Manager By combining Environment Variables for configurable values and AWS Secrets […]
1. Introduction In the world of DevOps, automation is key to managing complex systems, streamlining workflows, and accelerating development cycles. Shell scripting is a versatile and powerful tool that allows DevOps engineers to automate routine tasks, reducing manual effort and ensuring reliability across processes. In this guide, we will cover the essentials of DevOps automation […]
The basic premise of search engine reputation management is to use the following three strategies to accomplish the goal of creating a completely positive first page of search engine results for a specific term…
Slack Data Engineering recently underwent data workload migration from AWS EMR 5 (Spark 2/Hive 2 processing engine) to EMR 6 (Spark 3 processing engine). In this blog, we will share our migration journey, challenges, and the performance gains we observed in the process. This blog aims to assist Data Engineers, Data Infrastructure Engineers, and Product Managers who may be considering migrating to […]
Manage tens of thousands of EC2 instances that host a variety of services, including our Vitess databases, Kubernetes workers, and various components of the Slack application. The majority of these instances run on some version of Ubuntu, while a portion operates on Amazon Linux. With such a vast infrastructure, the critical question arises: how do […]
In today’s digital world, businesses are increasingly turning to the cloud for its scalability, agility, and cost-effectiveness. Migrating your data center to the cloud can be a daunting task, but with the right approach and tools, it can be a successful journey. This Let’s Architect! blog post will guide you through the process of migrating to the […]
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