Observing HTTP/2 Traffic is Hard, but eBPF Can Help
In today's world full of microservices, gaining observability into the messages sent between services is critical to understanding and troubleshooting issues…
How to Setup Name-based and IP-based Virtual Hosts (Server Blocks) with NGINX
In this article we will explain how to use Nginx to set up name-based and ip-based virtual hosting in CentOS/RHEL 7 servers and Debian 8 and derivatives, starting with Ubuntu 15.04 and its spin-offs.
I found a new terminal plugin called Fig.io that gives me super powers! It has full autocomplete and IntelliSense just like inside of VS Code. This plugin is completely free (Mac only though), so you can head to the website now to download and instal...
Tutorial: Create a Docker Image from a Running Container - The New Stack
What we're going to do is deploy a container, for an NGINX server, modify it, and then create a new image from that running container that you can then use to base new containers from.
How to Use Terraform's 'for_each', with Examples - The New Stack
Terraform is one of the most popular infrastructure as code (IaC) tools. With Terraform, you can write code that defines the infrastructure components you want and the configuration for them. You then execute that code, and Terraform will make sure that your infrastructure is set up the way you defined it. This means either creating […]
Setting up SSH Keys on the Raspberry Pi #piday #raspberrypi @Raspberry_Pi
via Raspberry Pi-Spy Setting up SSH keys on a Raspberry Pi is relatively easy and can make connecting to one over a network more convenient. In this tutorial we’ll explain how to create and configu…
Using SSH profiles can help you in cases where you regularly connect to various servers. No need to remember the IP address and other such details for SSH connection.
15 ways to advance your Kubernetes journey in 2022
2021 has been an exciting year for Kubernetes, and these articles prove it. From fun interfaces to homelabs to development environments, check out my favorite articles from 2021, K8s style.
Sysadmin trick of the day – if a server is down and you don't know when it will be back up, use `ping -a` to hear when it comes back up. The `-a` flag enables audio alert.
How to configure a Nessus Vulnerability Scan Policy
In this guide we will explore how to configure a scan policy on Nessus, later we will also use this policy to create a scan. We will then select a tar...
Arpwatch Tool to Monitor Ethernet Activity in Linux
Arpwatch is an open source computer software program that helps you to monitor Ethernet traffic activity (like Changing IP and MAC Addresses) on your network.
The fast, feature-rich, GPU based terminal emulator Fast Offloads rendering to the GPU for lower system load, Uses threaded rendering for absolutely minimal latency, Performance tradeoffs can be tu...
How to Install KDE Plasma Desktop Environment on Ubuntu 20.04 - LinuxCapable
The name KDE comes from "K Desktop Environment". For those not familiar with KDE Desktop, it is a free, open-source desktop environment. It provides Linux