Learn how to remount the file system in the read-write mode under Linux. The article also explains how to check if the file system is read-only and how to clean the file system
Learn how to list YUM repositories in RHEL / CentOS. This how-to guide includes various commands along with examples to check details about repositories and their packages in Red Hat systems.
Learn how to change timezone in Linux server. Understand timezone files location, configuration files and way to change timezone using them.
Learn how to setup domain names in RedHat, Ubuntu, CentOS, Fedora like Linux servers. Also, see how to verify domain name in Linux and FQDN setup in Linux
Beginners guide on how to configure nameserver in Red Hat, CentOs, Fedora, Debian, Ubuntu or Suse Linux to resolve DNS queries.
Learn 5 different ways to check swap space utilization on Linux server using free, swapon, /proc/swaps, top and vmstat/sar commands.
Learn how to find the process using high memory on the Linux server. This helps in tracking down issues and troubleshooting utilization problems.
Learn how to download packages from YUM or APT repository. The standalone package can be used to install on another server which has no YUM or APT configured.
Learn step by step to upgrade the package using YUM on the RHEL system. Insights of how the package upgrade process takes place in the background.
Learn how to open the file in the read-only mode under vi or vim editor. Opening it as read-only prevents any accidental edits in the file and maintain file integrity.