Linux

Send Data to a Port Using TCP or UDP Without NetCat

Learn how to send data to a specific port using TCP or UDP on Linux without using NetCat.

How to List Directory Sizes in Order on Linux

A simple guide to using the du command to list directory sizes in order on Linux.

Setting Up Private Internet Access (PIA) VPN with OpenVPN on Linux CLI

A step-by-step guide to setting up Private Internet Access VPN using OpenVPN on Linux via the command line interface (CLI).

Transparent Huge Pages (THP) in Linux and How it Affects Splunk

Transparent Huge Pages (THP) is a Linux kernel feature designed to optimize memory management, but it can significantly impact the performance of certain applications. This article explores the benefits and challenges of THP, with a particular focus on its effects on Splunk performance and how to configure it appropriately for optimal system operation.

Reindex Logs that Have Already Been Indexed by Splunk

What do you do when you want to reindex logs that have already been indexed by Splunk? This article shows you how to use the ‘fishbucket’ method to reindex your data, whether you indexed it into the wrong index or forgot to create an index before applying your inputs.conf.