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Introduction to Oracle KVM Cluster Oracle KVM Cluster is an enterprise-grade virtualization solution that leverages the Kernel-based Virtual Machine (KVM) hypervisor, integrated within Oracle Linux. It enables the creation and management of clustered virtual environments, providing high availability, scalability, and centralized management for virtual machines across multiple physical hosts. By combining the performance and efficiency of KVM with Oracle's robust clustering and management tools—such as Oracle Linux Virtualization Manager (OLVM) and Oracle Clusterware—Oracle KVM Cluster supports mission-critical workloads with features like live migration, fault tolerance, and resource pooling. This makes it an ideal platform for consolidating workloads, optimizing resource utilization, and ensuring business continuity in modern data centers.   In this blogpost we will see how we can configure the KVM cluster using the command Line options: Creating an Oracle KVM cluster from...

In this blogpost we will see how we can stop/disable the firewall on Oracle Linux 8, the firewall command is same in both linux 7 an linux 8. The below listed is the procedure for stopping and disabling the  firewall on Oracle Linux 8. - Here we can see the firewall deamon in active state - Here when we stop the firewall in previous command, now the firewall daemon is dead - For permanent disabling the firewall on server, we can use "disable" option The following commands will be helpful: #systemctl status firewalld #systemctl stop firewalld #systemctl disable firewalld #systemctl enable firewalld #systemctl start firewalld Hope it helps !! Thanks for reading :) regards, X A H E E R