Trying to debug that Linux issue or need help installing it on another system? This is the right place for that and other Linux-related tips.
Total 60 articles.
lsof is a powerful utility available for Linux and Unix-based systems which literally stands for ‘list (of) open files’. Its main function is to retrieve details about various types of files opened up by different running processes. These files can be regular files, directories, block files, network sockets, named pipes, etc. With lsof, you can…
SFTP or Secure File Transfer Protocol is a secure remote file transfer utility based on File Transfer Protocol (FTP). FTP traffic is unencrypted and insecure which is why it has been mostly replaced by SFTP. SFTP runs over SSH protocol by default on TCP port 22 and offers the same set of security and encryption…
Git is one of the most popular open-source, distributed version control systems available, designed to handle everything from small to huge projects with speed and efficiency. It allows you to keep track of your code changes, create different code branches, collaborate with other developers, to name a few. Linux Kernel, one of the popular open-source…
Meet CentOS Web Panel – a free web hosting control panel. CentOS Web Panel (CWP) can help you to install LAMP or LEMP stack easily. It’s a free solution and works on CentOS. If you are looking to host CMS like WordPress, Joomla, etc, or a PHP-based application where you need a web server, database,…
In its basic form, find is easy. At the same time, it can be complex with the number of options, tests, and actions available. The find command is an incredibly powerful tool, and putting effort into learning it can be rewarding. It will help you in performing various system administration tasks efficiently, like disk space…
Nmap stands for “Network Mapper“, is one of the best open-source utility available now for network discovery and security auditing. Nmap sends packets and analyzes the response it gets to discover hosts and services on a computer network. It is one of the most widely used port scanners available today to help you find open ports and detecting…
Getting warning about “setting locale failed” while executing Perl on CentOS 8? I was trying to run Nikto and got this error. [[email protected] program]# ./nikto.pl -h $IPADDRESS perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset), LC_CTYPE = "UTF-8", LANG = "en_US.UTF-8" are supported and…
DNF is the default package management system on most RPM-based Linux distributions now. DNF downloads packages from repositories installs, uninstall, and updates packages. It performs automatic dependency resolution for packages you are installing, updating, or removing and installs all packages needed to fulfill dependency requirements. On Fedora, it has been the default package manager since…
In this tutorial, I will talk about Prometheus and Grafana. You will learn to install both on CentOS/RHEL and understand how to use Prometheus and Grafana to monitor the Linux server. Introduction Grafana is a leading time-series, an open-source platform for visualization and monitoring. It allows you to query, visualize, set alerts, and understand metrics…
The default system and service manager for most Linux distributions now is systemd. The systemd process replaces the SysV init. It runs as the first process after the kernel boot and is responsible for bringing the Linux host up to the state where it can be used. It is responsible for starting and managing the…
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