today's howtos
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Useful Tools to Monitor and Debug Disk I/O Performance in Linux
A key performance metric to monitor on a Linux server is disk I/O (input/output) activity, which can significantly impact several aspects of a Linux server, particularly the speed of saving to or retrieval from disk, of files or data (especially on database servers). This has a ripple effect on the performance of applications and services.
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How to Install SMPlayer on AlmaLinux 9
As the world of technology becomes increasingly complex, it can be hard to keep up with the latest software trends. However, one Program that has stood the test of time is SMPlayer. This free, open-source media player was first released in 2006, and it has since become a favorite among users thanks to its simple interface and powerful features. One of the most popular features of SMPlayer is its ability to play a wide range of audio and video formats. It also comes with a host of other features, such as support for subtitles, an equalizer, and a skins system that allows users to customize the player’s look.
The following tutorial will teach you how to install SMPlayer AlmaLinux 9 using one of the two third-party repositories RPM Fusion Free or Flatpak package manager, with the command line terminal.
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Install GUI on Ubuntu 22.04 Server & Desktop
Although GNOME is the default GUI, there are many different desktop environments available for Ubuntu. If you want to try a different desktop environment, or need to install a GUI because you don’t have one yet, we’ll show you how in this guide.
These instructions will also work for Ubuntu Server, which doesn’t have a GUI by default and only uses the command line.
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Linux NFS clients (normally) make only one TCP connection to each fileserver
Suppose that you have a Linux NFSv3 client that mounts a large number of filesystems from a much smaller number of fileservers, which naturally means it mounts a bunch of filesystems from each fileserver. Modern NFS is TCP based, and TCP requires one or more connections in order to make things go. In this situation, you might wonder how many connections the kernel makes; for example, is it one connection per filesystem, or one connection per N filesystems, or so on.