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vCluster: The Performance Paradox – How Virtual Clusters Save Millions Without Sacrificing Speed

vClustercuts Kubernetes infra costs by running virtual clusters as pods inside a shared host. No more spinning up full control planes for every tenant. Itslean Syncerfilters API traffic to keep clusters from melting down.Shared controllersand a built-insleep modekeep idle workloads quiet—and cheap... read more  

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How to use cache mounts to speed up Docker builds

Depot just droppedNVMe-backed cache mounts—persistent, high-speed, and wired for true incremental Docker builds. Yes, even inephemeral CI. It hooks intonative BuildKit cache mounts, supporting bothsharedandexclusiveaccess. No more fragile registry caches. No more arcane CI cache duct tape... read more  

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Azure Kubernetes Cluster with Terraform

Spin up a production-gradeAKScluster withTerraform, but skip the hand-wavy theory. This new hands-on project gets into the weeds—RBAC, autoscaling, network policies, IP lockdowns, and yes,Azure Monitorwired up for observability out of the gate. Costs? Controlled. Infra? All code. It’s IaC for teams.. read more  

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I've been using Talos Linux for Kubernetes, and I'll never look back

Talos Linux—an OS stripped down to the essentials and locked tighter than a production firewall—now boots cleanly as a VM onProxmox, playing nice with fullKVM/QEMUsupport. No shell, read-only filesystem, all wired forKubernetesviatalosctl. System shift:Devs are tossing old-school VM stacks for bare.. read more  

I've been using Talos Linux for Kubernetes, and I'll never look back
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20 Best Kubernetes Monitoring Tools in 2025

Kubernetes monitoring isn't just about scraping metrics anymore. It's grown up into full-stack observability—metrics, logs, traces, plus flashy toys like AI-powered anomaly detection, real-time dashboards, and distributed tracing that actually works. The big players—Prometheus,Grafana,Datadog,Dynat.. read more  

20 Best Kubernetes Monitoring Tools in 2025
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Retiring Docker Content Trust

Docker’s sunsettingDocker Content Trust (DCT)in 2025, starting withDocker Official Images. Not many used it, andNotary v1is toast. So they’re moving to modern signing tools likeSigstoreandNotation. Migration guides are on the way. What’s really happening:The container world’s ditching old trustboxe.. read more  

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Choosing the Best Kubernetes API Gateway: comparing Kong, Envoy, and kgateway

TheKubernetes Gateway APIhit v1.0 and is officially stable. It's a clean break from the old Ingress model, bringing modular, role-aware, multi-protocol control. Core players:Gateway,GatewayClass, andHTTPRoute. On the flip side,Kong Gatewayis losing ground. The newer kids—Envoy Gatewayandkgateway—ar.. read more  

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Docker Scout for Vulnerability management of Containers and remediation

Docker Scout now scans Azure Linux 3.0 containers for CVEs in real time—right in your pipeline. It spots vulns by layer, shows you how to fix them, and plays nice withDocker,Azure DevOps, andGitHub Actions. Security scanning isn't extra credit anymore. It's shipping with the build... read more  

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Kubernetes v1.34 Sneak Peek

Kubernetes v1.34 lands in August 2025. It bringsDynamic Resource Allocation (DRA)to stable—structured resource requests, CEL filtering, and support for GPUs and custom gear. Built on new API types. Finally. Kubelet and API Server tracinglevel up with OpenTelemetry. Stable's the goal. Per-HPA autos.. read more  

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Understanding Kubernetes Commands and Arguments

Kubernetes lets you override a container’sCMDandENTRYPOINTwith thecommandandargsfields in your Pod spec. But don’t expect to change them after the Pod’s spun up—this isn’t Docker. No runtime flags here... read more  

Kata Containers is a Cloud Native Computing Foundation (CNCF) project designed to close the security gap between traditional Linux containers and virtual machines. Instead of sharing a single host kernel like standard containers, Kata Containers launches each pod or container inside its own lightweight virtual machine using hardware virtualization.

This approach dramatically reduces the attack surface and prevents container escape vulnerabilities, making Kata ideal for multi-tenant, untrusted, or sensitive workloads. Despite using VMs under the hood, Kata is optimized for fast startup times and integrates seamlessly with Kubernetes through the Container Runtime Interface (CRI), allowing it to be used alongside runtimes like containerd and CRI-O.

Kata Containers is commonly used in scenarios such as multi-tenant Kubernetes clusters, confidential computing, sandboxed AI workloads, serverless platforms, and agent execution environments where strong isolation is mandatory. It supports multiple hypervisors, including QEMU, Firecracker, and Cloud Hypervisor, and continues to evolve toward faster boot times, lower memory overhead, and better hardware acceleration support.