Linux tutorials for systems administrators and users wanting to manage linux systems, covering various topics such as administration, security, performance tuning, upgrades, and maintenance.
Bridged Networking Setup For KVM Virtualization
A bridged networking setup is typically used in KVM(Kernel-based virtual machine) to allow the virtual machines to access the LAN/WAN over the IP address on the physical host. This guide is focused on a CentOS or similar derivative configuration setup. This is the second part of a multi-part series in setting up KVM services on […]
KVM installation on CentOS
KVM(Kernel-based Virtual Machine) is a full virtualization software for linux. You can run multiple virtual server instances under one physical host. This allows you to seperate services and run them on different virtual machines. The link to the project can be found here. Running virtual servers is often used to condense many physical machines into […]
Compiling PHP from source on CentOS
Journalctl Introduction and Examples
journalctl was added into the systemd release of CentOS 7 and has been part of Fedora since 17. It is a logging system for querying and printing messages form the journal. It can be used in with or replacing older logging services like rsyslogd. Journalct also uses highlighting for high priority messages in red and […]