Use `apt-get update && apt-get -y install --no-install-recommends` in Dockerfile to avoid installing recommended packages & reduce image size. This command updates package lists & installs selected packages without recommended ones.

Kubernetes-based Red Hat OpenShift simplifies cloud-native app development, deployment & scaling. Offers enterprise-grade features like CI/CD pipelines, enhanced security & seamless hybrid/multi-cloud deployment.

Kubernetes troubleshooting made easy! Use `kubectl logs`, `kubectl exec`, `/var/log/kube-apiserver.log` & `/var/log/kube-kubelet.log` to fix common issues like Pod Stuck in Pending, ImagePullBackOff and CrashLoopBackOff.

Plan, track & deliver projects with Azure Boards! Key features include Kanban boards, agile project planning, work item tracking & customizable dashboards. Improve collaboration, increase transparency & enhance productivity.

Stuck debugging K8's issues? Use this quick-action checklist: Check pod status, events & logs, nodes, service routing, DNS resolution, image pull errors & storage woes. Pro tips: use `kubectl exec`, `k9s` or `Lens` for visual troubleshooting.

Bridge dev & ops with CI/CD pipelines, IaC, and monitoring. Key tools: Jenkins, Terraform, Kubernetes, Prometheus. Automate ALL the things!

DeepSeek's R1 model matches GPT-4 power for $5.6M, threatening NVIDIA's market share in China. US restrictions on exporting AI chips fueled China's homegrown alternatives, cutting NVIDIA's projected revenue by half billion.

Replicate Azure Storage services locally with Azurite, an open-source emulator for Blob, Queue & Table storage. Supports local dev, cross-platform & integrates with VS 2022+ via npm, Docker or GitHub.

Terraform Data Sources reads existing resource data, unlike Resources which create new ones. It fetches data like IP addresses or virtual network IDs to use in config.

OpenShift is a container app platform providing Docker & Kubernetes to enterprises. Quickly build, develop & deploy apps on any infrastructure (public or private). Promotes DevOps for devs & ops.

Prometheus is ideal for real-time monitoring & alerting of metrics in Kubernetes clusters. It offers pull-based collection & easy integration with Grafana for visualization. Used it to track resource utilization & set up alerts for potential issues.

CloudOps manages cloud workloads & services, including deployment, tuning, optimization & performance. Hands-on tutorials cover Azure Storage, AWS architecture, Terraform, GitOps, ArgoCD, Prometheus & Grafana installation.

DNS record types explained: A, AAAA, CNAME, MX, TXT, NS, SOA, PTR, SRV & CAA records direct internet traffic to correct servers and manage domain names.

SSH allows secure communication between computers over internet, enabling file sharing, control & command-line execution. Configure MFA in PAM, update SSH config & restart service to enable 2-factor auth.

Prometheus scrapes endpoints, stores metrics in time-series database & can run on various platforms incl Windows, Linux, Kubernetes. It's part of CNCF ecosystem & has automatic service discovery for K8s workloads.