The System Activity Reporter, or SAR tool, is a powerful monitoring tool in Linux that allows you to collect and analyze historical system performance data. It is part of the sysstat package and provides valuable insights into CPU usage, memory utilization, disk I/O, network traffic, and more. In this article, we’ll walk through how to […]
As an AlmaLinux server administrator, managing network ports is crucial for ensuring the security and smooth operation of your services. AlmaLinux comes with various firewall management tools, such as FirewallD, Iptables, and ConfigServer Security & Firewall (CSF). In this comprehensive guide, we’ll walk you through the steps to open and close ports using these firewall […]
AlmaLinux is a free and open source Linux distribution that provides a stable and secure platform for servers and workstations. It is a community-driven project that aims to fill the gap left by the discontinuation of CentOS. AlmaLinux 8 and 9 are based on Red Hat Enterprise Linux (RHEL) 8 and 9 respectively, ensuring binary […]
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