PrinceW

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systemd-analyze – Find System Boot-up Performance Statistics in Linux

Are you using systemd system and service manager, and your Linux system taking longer time to boot or you simple want to view the reports of your …

Linux

8 Best Tools to Access Remote Linux Desktop

Accessing a remote desktop computer is made possible by the remote desktop protocol (RDP), a proprietary protocol developed by Microsoft. It gives a …

Linux

iftop – A Real Time Linux Network Bandwidth Monitoring Tool

In our earlier article, we have reviewed the usage of TOP Command and it’s parameters. In this article we have came up with another excellent program …

Linux

How To Setup a CA

<b>openssl req -new -x509 -days 3650 -key root-ca.key -out root-ca.crt -config openssl.cnf</b><p>This reads, "create a new, self-signed X.509 certificate valid …

3 quick steps to optimize the performance of your NGINX server

Jack Wallen offers up three easy to configure tips for helping you get the most out of NGINX.<p>NGINX is one of the fastest growing web servers on the …

Cryptmount – A Utility to Create Encrypted Filesystems in Linux

Cryptmount is a powerful utility which allows any user to access encrypted filesystems on-demand under GNU/Linux systems without requiring root …

Linux

How to send messages to users logged into your Linux machines

If you want to send a mass message to users who are logged into your Linux servers, Jack Wallen shows you how.<p>Linux is an outstanding solution for …

Linux

How to install Microsoft Core fonts on Linux

If you've discovered your Linux desktop is missing some very important fonts, chances are they belong with Microsoft Core fonts family. Jack Wallen …

Linus Torvalds declares Intel fix for Meltdown/Spectre ‘COMPLETE AND UTTER GARBAGE’

The always outspoken Linus Torvalds, best known for his continuing work on the innermost code of Linux systems, has harsh words to say and accusations to level against Intel. His evaluation of Intel’s latest proposed fix for the Meltdown/Spectre issue: “the patches are COMPLETE AND UTTER GARBAGE.” …

Linus Torvalds

Firefox Quantum Eats RAM Like Chrome

For a long time, Mozilla’s Firefox has been my web browser of choice. I have always preferred it to using Google’s Chrome, because of its simplicity …

Software

How to enable TCP BBR to improve network speed on Linux

Jack Wallen shows you how to use Google's much improved TCP Congestion Control Algorithm on Linux for significant networking speed gains.<p>Google …

Linux

How to Install Tripwire IDS (Intrusion Detection System) on Linux

Tripwire is a popular Linux Intrusion Detection System (IDS) that runs on systems in order to detect if unauthorized filesystem changes occurred over …

Linux

Guider – A System Wide Linux Performance Analyzer

Guider is a free and opens source, powerful system-wide performance analysis tool written mostly in Python for Linux operating systems. It is …

Linux

Analyzing the Linux boot process

The oldest joke in open source software is the statement that "the code is self-documenting." Experience shows that reading the source is akin to …

Linux

How to Control Systemd Services on Remote Linux Server

Systemd system and services manager can be controlled using the systemctl command line utility. It enables you to manage systemd locally or on a …

Linux

Intel Releases Linux CPU Microcodes To fix Meltdown & Spectre Bugs

On January 8th Intel released new Linux Processor microcode data files that can be used to mitigate the Spectre and and Meltdown vulnerabilities in …

Linux

Why I Find Nginx Practically Better Than Apache

According to the latest web server survey by Netcraft, which was carried out towards the end of 2017, (precisely in November), Apache and Nginx are …

Linux

Linux Shell Scripting Tips

Share<p>From time to time one of my students will ask me to take a look at one of their shell scripts that they are having trouble with.<p>If you know …

A perf cheat sheet

Right now I’m working on finishing up a zine about perf that I started back in May, and I’ve been struggling with how to explain all there is to say …

Linux

Check whether a remote server port is open on Linux

As a system administrator or network engineer or application developer, there is a need to check whether a port on remote server is open so that you …

Linux

Kali Linux 2017.3 hands-on: The best alternative to Raspbian for your Raspberry Pi

The latest release of this excellent security, forensic, and penetration testing Linux distribution is everything I have come to expect from the …

Linux

ccat – Show ‘cat Command’ Output with Syntax Highlighting or Colorizing

ccat is command line similar to cat command in Linux that displays the content of a file with syntax highlighting for the following programming …

Linux

How To: Use SSH Local Port Forwarding to Pivot into Restricted Networks

SSH is a powerful tool with more uses than simply logging into a server. This protocol, which stands for Secure Shell, provides X11 forwarding, port …

How to use the Linux iostat command to check on your storage subsystem

To help troubleshoot your Linux datacenter servers, you need the right tools. Jack Wallen introduces you to one such tool, iostat.<p>If you employ Linux …

How to Run Multiple Commands on Multiple Linux Servers

If you are managing multiple Linux servers, and you want to run multiple commands on all the Linux servers, but you have no idea about how to do it. …

Linux

Linux antivirus and anti malware: 8 top tools

Keeping Linux systems safeImage by Linux/ThinkstockBy most estimates, more than 50 percent of web servers on the internet are running some version of …

Linux

4 Ways to Speed Up SSH Connections in Linux

SSH is the most popular and secure method for managing Linux servers remotely. One of the challenges with remote server management is connection …

Linux

How To

Backup scripts I use on my drives.<p>Copy backup*.* on your drive root.<br>• Edit the TO_BACKUP list of folders and files you want to backup in the …

'Urgent data corruption issue' destroys filesystems in Linux 4.14

Using bcache to speed Linux 4.14? Stop if you want your data to liveA filesystem-eating bug has been found in Linux 4.14.…

Linux