Showing headlines posted by 2daygeek

2DayGeek: df command allows user to check the mounted file systems with summary

2DayGeek: Did you ever tried this? if no, you can give a try now.

2DayGeek: csf firewall prevents Linux server from unnecessary attack.

In Linux & Unix operating system, everything is a file. It’s well organized in the form of files and directories. This tutorial helps Linux beginners to understand the Linux file permissions in detail.

2DayGeek: Easy way to reset/change the NagiosAdmin password in Linux

2DayGeek: This bash script will trigger an email when it's found "Warning, Error and Critical" in the /var/log/messages file.

2DayGeek: Learn, how to install only security updates on Debian based systems.

2DayGeek: Is it mandatory to change default SSH port in Linux? If yes, check this article for more details.

You can easily access a remote Linux system from Windows machine through Putty application. In general most of us using this way. I did the same for 3-4 years when i don’t have a Linux laptop.

If you would like to automate many things in Linux based systems, the first requirement is to set up a passwordless SSH authentication between the Linux systems. It can be done easily by two simple steps. In this tutorial we will explain how to set up passwordless SSH login on Linux system.

The top command is one of the frequently used command by many of the Linux administrator to understand and view the resource utilization by processes on the server. In this tutorial, we will teach you, how to understand the top command output so, that you can easily troubleshoot when you are facing any performance issue in system..

Taking a regular backups of your important data is a good practice. tar is one of the best command for a local or manual backup solution. It’s not limited only to users home directory and you can backup any directories.

There are many open source monitoring tools are currently available in market to monitor Linux systems performance. In this tutorial we have added two shell script to monitor Memory utilization on Linux system. When the system reaches the given threshold then it will trigger a mail to given email id.

The Fedora distribution has introduced a new concept called Modularity Repository, which enables Fedora users to install different versions of a package from the distribution’s repositories.

kubuntu 19.04 users can install the new release version of KDE Plasma 5.16 now.

2DayGeek: This article helps admin to lock or unlock user accounts in multiple ways in Linux.

MySQL/MariaDB is an opensource database management software, which is very famous, user friendly and widely used for data storage. This will allow the user to create a database, database user, grant different permission based on their requirements and you can access it anywhere. If you have forgotten your MySQL user password, if you would like to change a password for a user, you can reset it by following the steps in this article.

LinuxTechNews: Users are urged to update the Linux kernel security updates in Ubuntu systems.

2DayGeek: A brand new version of Zorin OS 15 is now available to download.

2DayGeek: Learn, how to housekeeping filesystem in Linux.