We are going to build a highly available Kubernetes homelab cluster with three control plane nodes and three worker nodes. Continue reading
Tag Archives: CentOS
Install and Configure a PXE Boot Server for Kickstart Installation on CentOS 7
I am moving away from Foreman managed PXE functionality to a standalone PXE boot server. Continue reading
Disable Suspend Mode on Laptop Lid Close with Ansible and Systemd
I have a CentOS 7 laptop where every time I close the lid, the system suspends. Continue reading
Deploy Keycloak Using Docker Swarm
We are going to deploy Keycloak using Docker Swarm. Continue reading
Change the Default Docker Subnet with SystemD
Docker uses the default 172.17.0.0/16 subnet for container networking. Continue reading
High Availability Pacemaker Cluster Monitoring
We’re going to configure cluster email notifications on RHEL 7. Continue reading
High Availability Pacemaker Cluster Logging
We’re going to configure cluster logging on RHEL 7. Continue reading
Libvirt Fencing on a Physical KVM Host
The Red Hat High Availability Add-On ships with a number of different fencing agents for different hypervisors. Continue reading
Katello: Security Compliance Management with OpenSCAP
Working with Katello – part 6. We will configure OpenSCAP plugin to receive automated vulnerability assessment and security compliance audits from Foreman hosts. Continue reading
Configure HAProxy and Keepalived with Puppet
We’re going to use Puppet to install and configure HAProxy to load balance Apache web services. We’ll also configure Keepalived to provide failover capabilities. Continue reading