Linux
How to Create a Swap File on Linux Using the dd Command
2 min readIn this guide, we’ll go over the steps to create a swap file on Linux using the dd command. Once the swap file is set up, we’ll configure it in /etc/fstab so it activates …
How to Mount an AWS S3 Bucket Locally on Linux Using Mountpoint
2 min readMountpoint for AWS S3 is a high-performance, open-source file client that lets you mount an Amazon S3 bucket as a local file system on Linux. This guide walks you through the steps …
Rsync: Backup Tool
3 min readRsync is a powerful command-line tool used in Linux for efficient file synchronization and data transfer. It minimizes data transfer by only copying file differences, making it …
Running Chromium as a Grafana Dashboard
2 min readLearn how to set up Chromium in kiosk mode to run a Grafana dashboard on a TV stand in your office, displaying important metrics automatically.
How to Fix 'sudo: unable to resolve host' Error in Ubuntu
2 min readLearn how to quickly fix the common ‘sudo: unable to resolve host’ error in Ubuntu by properly configuring your /etc/hosts file. This guide provides a detailed step-by-step …
Simulating Delayed and Dropped Packets in Linux
1 min readSimulating Delayed and Dropped Packets in Linux If you’re wondering how to simulate delayed and dropped packets in Linux, the standard method involves using the netem scheduling …
Online resize of a root ext4 file system
5 min readThe following is a guide to resizing your root ext4 file system online. After the operation, your partition will have more free space. There will be no shrinkage of the root file …
Caching NFS files with cachefilesd
4 min readThe cachefilesd tool is great for caching network filesystems like NFS mounts! In addition to its ease of use, it provides a substantial amount of stats. For more information, see …