Most SaaS teams remember the day their user traffic started growing fast. Few notice the day bots started targeting them. On paper, everything looks great: more sign-ups, more sessions, more API calls ...

When using a managed Kubernetes engine, you can expose a Service as a "LoadBalancer" and your cloud provider will provision a TCP cloud load balancer for you, and start routing traffic to the selected ...

The objective of this repo is to build a body of knowledge on how CDNs work by coding one from "scratch". The CDN we're going to design uses: nginx, lua, docker, docker-compose, Prometheus, grafana, ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Web clients should never hit an application server directly. Instead, all web-based requests ...

Darkhttpd is a lightweight, single-binary web server daemon for Linux. It provides a simple “zero config” way to deploy websites as fast as possible on your server. Here, we show you how to install ...

Here's what you need to know about Istio, Google's open source service mesh platform for managing data sharing between microservices in a network. Microservices architectures solve some problems but ...

If you need to handle lots of incoming requests, you should manage the incoming traffic by balancing the load across different servers. You should consider adding a Load Balancer: it’s a layer of ...

What are we talking about here? As part of my job, I advise a lot of customers who use AWS. Many of them build complex systems on top of AWS services. AWS OpenSearch is typically included in the ...

As a network administrator, you will find that the nslookup command is one of your most essential tools. With nslookup, you can check DNS records to troubleshoot problems with your DNS server or a ...