New recent articles.

Many technical articles were published in the last two months:

• OpenShift / Kubernetes:
  • What’s new in Kubernetes 1.7? Extensibility rules,
  • Minishift as a Development Environment for Node.js on OpenShift,
  • KDL: A Notation to Describe Kubernetes Application Deployments,
  • Multiple Deployment Methods for OpenShift,
  • Quick and Dirty Block Storage for OpenShift (iSCSI),
  • Managing Secrets on OpenShift – Vault Integration,
• OpenVSwitch:
  • OVS-DPDK Parameters: Dealing with multi-NUMA,
  • Open vSwitch: QinQ Performance,
  • Open vSwitch: Overview of 802.1ad (QinQ) Support,
  • Measuring and comparing Open vSwitch performance,
• Ansible:
  • Automation in the modern enterprise,
  • Using Ansible Validations With Red Hat OpenStack Platform: Part 1 / Part 2 / Part 3,
  • New level of automation with Ansible,
  • Red Hat Enterprise Linux System Roles,
• Containers:
  • Buildah – build your containers from the ground up!
  • Using kubeadm with CRI-O,
  • What capabilities do I really need in my container?
  • CentOS Atomic Host Customization Using cloud-init,
  • Customizing Docker Engine on CentOS Atomic Host,
  • Containerizing open-vm-tools: Part 1 / Part 2,
• Virtualization:
  • Time to Upgrade to Red Hat Virtualization 4,
  • Creating Virtual Machines in KVM: Part 1 / Part2,
  • Red Hat Virtualization Reporting Evolution: Transitioning to Metrics Store,
• Others:
  • Standard Operating Environment: Part 1 / Part 2 / Part 3,
  • What’s new in MACsec: setting up MACsec using wpa_supplicant and NetworkManager,
  • How To Setup A Redis Server Cluster on Red Hat,
  • The need for speed and the kernel datapath – recent improvements in UDP packets processing,
  • Short Retry vs Long Retry in Apache Camel,
  • Scaling Sync,
  • Bastion Hosts and Custom SSH Configurations,
  • Easily secure your Spring Boot applications with Keycloak,
  • Secure your webserver with improved Certbot,
  • How-to setup a 3scale AMP on-premise all-in-one install.

Happy reading!

Note: Two objectives have recently been removed from the RHCSA exam:

• Install RHEL using Kickstart,
• Configure a physical machine to host virtual guests.

This means that you don’t need to learn KVM or Kickstart anymore to pass the RHCSA exam, using Virtual Box is enough.