Introduced by RedHat in RHEL 7.5 and later, VDO short for Virtual Date Optimizer is a block virtualization technology that provides inline deduplication and compression of data at a block device level. The idea...
MySQL is the most popular, free and open-source relational database management platform, which is used to host multiple databases on any single server by allowing multi-user access to each database. The latest MySQL 8.0...
In Linux, the Network Manager is a daemon that handles the detection of active networks and configuration of network settings. When up and running, the network manager automatically detects active network connections, where wireless...
A Dynamic Host Configuration Protocol (DHCP) server dynamically assigns IP addresses and other network configuration parameters to each device on a network. A DNS forwarder on a LAN forwards DNS queries for non-local domain...
Stratis is one of the new features that ships with RHEL 8 distribution. Stratis is a local storage management solution that focuses on simplicity and improved usability while at the same time providing access...
In RHEL and CentOS 8 the networking service is managed by the NetworkManager daemon and it is used to dynamically configure and control network devices and keep connections up and active when they are...
I am trying to configure a Samba share with correct boolean and security context values using semanage command to make changes in SELinux policy to allow access to Samba share from remote clients on...
ActiveMQ is a popular, open-source, multi-protocol implementation of message-oriented middleware (MOM) with enterprise features written in Java, used to send messages between two applications, or two components inside an application. It supports a wide...
Fail2ban is a free, open-source and widely used intrusion prevention tool that scans log files for IP addresses that show malicious signs such as too many password failures, and much more, and it bans...
In order for a system administrators to recognize or analyze problems on a CentOS 8 or RHEL 8 server, it is important to know and view the events that occurred on the server in...
