Kubernetes:
- External Secrets Operator,
- Run a Google Kubernetes Engine Cluster for Under $25/Month,
- Tracing the path of network traffic in Kubernetes,
- Running MongoDB in Kubernetes: An overview of existing solutions,
- How Kubernetes creates and runs containers: An illustrated guide,
- Reducing Kubernetes Cost: Kubecost vs Cast.ai,
- Karpenter vs Cluster Autoscaler,
- Avoid 6 K8s Deployment Mistakes with Policy as code,
- Kubernetes Scheduling – Taints and Tolerations,
- Manage multi-tenant clusters with Flux,
- How to get VMs to talk to Kubernetes,
- Learning Prometheus and PromQL,
- Autoscaling on Kubernetes with KEDA and Kafka,
- How to streamline application portfolio modernization with Tackle,
- How to Secure K8S Nginx Ingress With Let’s Encrypt and Cert Manager,
- Kubernetes+Generate = Kubernate,
- Kubernetes jobs market trends for 2021,
- Debugging Your Kubernetes Nodes in the ‘Not Ready’ State,
- Kubernetes Nodes – The Complete Guide,
- Troubleshooting Kubernetes FailedAttachVolume and FailedMount,
- Kubernetes Policy Comparison: OPA/Gatekeeper vs Kyverno,
- How Kubernetes Validates Custom Resources,
- Using kubectl exec | Shell Commands & Examples,
- Scaling Kubernetes to Over 4k Nodes and 200k Pods,
- Kubernetes Home Lab,
- Securing Admission Controllers,
OpenShift:
- Ask an OpenShift Admin Office Hour – Disconnected deep dive,
- Secure Applications Built on OpenShift with the IBM Security Verify Operator,
- OpenShift on Raspberry Pi 4?
- Red Hat Advanced Cluster Security – a Guide to Authentication,
- Generate and Manage ApplicationSets of OpenShift-GitOps/ArgoCD in ACM,
- Enhancing GitOps with the Patch Operator,
- Connect IoT devices with Drogue IoT and OpenShift Streams for Apache Kafka,
- Introducing MicroShift,
- Ask an OpenShift Admin Office Hour – Updates and Upgrades,
- Enhancing reliability by distributing your APP into multiple OpenShift clusters — Part I,
- 9 Best Practices for Deploying Highly Available Applications to OpenShift,
- How to Import an Amazon EKS Cluster Into Red Hat Advanced Cluster Management,
- Set up Internal Vault with Agent Injector on OpenShift,
- Monitoring Quarkus apps with Prometheus into OpenShift,
- Deploy Quarkus Apps into the Cloud,
- Install the Cryostat Operator on Kubernetes from OperatorHub.io,
- Integrate ISO 20022 payments messaging with CI/CD,
- Create entitled builds for Red Hat subscriptions in OpenShift,
- Our Cloud Native Journey to Red Hat OpenShift Using Quarkus,
- Guide to Mutations of a Resource on OpenShift with Kyverno,
- Secure GitOps Supply Chain with GnuPG Signature verification in ArgoCD,
Containers:
- Where are my container’s files? Inspecting container filesystems,
- Reduce the size of container images with DockerSlim,
- Run containers on Linux without sudo in Podman,
- How Podman can extract a container’s external IP address,
- SUSE releases NeuVector, the industry’s first open source container security platform,
- Monitoring new syscalls with Falco,
Service Mesh:
- Multi cluster setup with istio,
- Getting started with OpenShift ServiceMesh Federation,
- Install and Test OpenShift Service Mesh on IBM System Z/LinuxONE Part III: Much Ado about Bookinfo!
RHEL:
- How to Install PHP 8.1 on AlmaLinux 8,
- CentOS Community Newsletter, January 2022,
- Using the no-cost Developer Subscription with the new Red Hat Enterprise Linux Image Builder hosted service,
- How to renew your Red Hat Developer Subscription for Red Hat Enterprise Linux,
- AlmaLinux Container Images with Full RHEL UBI Compatibility,
- Migration Guide: CentOS to AlmaLinux, Rocky Linux and Other Alternatives,
- Red Hat Insights Resource Optimization is released,
- Automating DNS based GSLB with Infoblox DTC and Red Hat Ansible Automation Platform,
- SUSE announces new distro for those who miss the old CentOS: Liberty Linux,
- Overcoming vulnerabilities with live kernel patching in Red Hat Enterprise Linux 8.5,
- How to install Red Hat Satellite,
- Red Hat Satellite 6.10.2 has been released,
- January 2022 CentOS Board Meeting Minutes,
Certifications:
Miscellaneous:
- How to troubleshoot DHCP communication problems on your network,
- Packaging LLVM Snapshots,
- Extracting dependencies from Python packages,
- FFmpeg 5.0 Released,
- 3 tools for troubleshooting packet filtering,
- How to self-host a Python package index using Pulp,
- Restarting and Offline Updates,
- 5 scripts for getting started with the Nmap Scripting Engine,
- Comparing Graviton (ARM) Performance to Intel and AMD for MySQL,
- And now Linux has a Real-Time Linux Analysis (RTLA) tool!
- Record your terminal with script and scriptreplay,
- Concurrency Compared: AWS Lambda, AWS App Runner, and AWS Fargate,
- 5 design principles for microservices,
- From monolith to microservices: How applications evolve,
- 8 essential Linux file navigation commands for new users,
- Sending Email in a Private Network,
- 8 fundamental Linux file-management commands for new users,
- Git hooks: How to automate actions in your Git repo,
- How the debuginfod project evolved in 2021,
- Getting Started with Ansible.utils Collection for Playbook Creators: Part 1,
- Getting Started with Ansible.utils Collection for Playbook Creators: Part 2,
- How to get started with the Vi editor,
- The disadvantages of microservices.
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