Kube Builders
@kube.builders
News and links on building infrastructure and Kubernetes clusters curated by the @Learnk8s.io team
More K8s news, events, jobs → https://kube.today
More K8s news, events, jobs → https://kube.today
HAMi is a Heterogeneous device management middleware for Kubernetes
It can manage different types of devices (like GPU, NPU, etc.), share them among pods, and make better scheduling decisions based on the device topology and scheduling policies
➜ https://ku.bz/YD3B16Jv-
It can manage different types of devices (like GPU, NPU, etc.), share them among pods, and make better scheduling decisions based on the device topology and scheduling policies
➜ https://ku.bz/YD3B16Jv-
February 17, 2026 at 2:56 PM
HAMi is a Heterogeneous device management middleware for Kubernetes
It can manage different types of devices (like GPU, NPU, etc.), share them among pods, and make better scheduling decisions based on the device topology and scheduling policies
➜ https://ku.bz/YD3B16Jv-
It can manage different types of devices (like GPU, NPU, etc.), share them among pods, and make better scheduling decisions based on the device topology and scheduling policies
➜ https://ku.bz/YD3B16Jv-
Reposted by Kube Builders
🗣️ Jan on how he cut EKS node startup from 65 to 45 seconds and reduced P90 pod startup by 30 seconds across ~1,000 nodes
https://ku.bz/B7TzKXyxf
🌟 LearnKube
🎙 🎙Bart
https://ku.bz/B7TzKXyxf
🌟 LearnKube
🎙 🎙Bart
February 17, 2026 at 11:51 AM
🗣️ Jan on how he cut EKS node startup from 65 to 45 seconds and reduced P90 pod startup by 30 seconds across ~1,000 nodes
https://ku.bz/B7TzKXyxf
🌟 LearnKube
🎙 🎙Bart
https://ku.bz/B7TzKXyxf
🌟 LearnKube
🎙 🎙Bart
This project automates OS-level maintenance for K3s clusters, draining and rebooting nodes one at a time (worker first, optional control plane), with Longhorn checks, dry-run support, and minimal disruption
➤ https://ku.bz/TJKkQHP-N
➤ https://ku.bz/TJKkQHP-N
February 16, 2026 at 4:06 PM
This project automates OS-level maintenance for K3s clusters, draining and rebooting nodes one at a time (worker first, optional control plane), with Longhorn checks, dry-run support, and minimal disruption
➤ https://ku.bz/TJKkQHP-N
➤ https://ku.bz/TJKkQHP-N
This tutorial teaches how to use XDP for egress traffic processing by exploiting veth interface RX queues, achieving 194Gbps throughput compared to 21Gbps with Traffic Control
➜ https://ku.bz/whxJ1qnpt
➜ https://ku.bz/whxJ1qnpt
February 16, 2026 at 3:46 PM
This tutorial teaches how to use XDP for egress traffic processing by exploiting veth interface RX queues, achieving 194Gbps throughput compared to 21Gbps with Traffic Control
➜ https://ku.bz/whxJ1qnpt
➜ https://ku.bz/whxJ1qnpt
Reposted by Kube Builders
This tool acts as a proxy for Prometheus that tracks query costs and provides analytics on expensive queries to help optimize observability resource usage
➤ https://ku.bz/LZQlNcqZ7
➤ https://ku.bz/LZQlNcqZ7
February 15, 2026 at 5:16 PM
This tool acts as a proxy for Prometheus that tracks query costs and provides analytics on expensive queries to help optimize observability resource usage
➤ https://ku.bz/LZQlNcqZ7
➤ https://ku.bz/LZQlNcqZ7
This tutorial teaches how to optimize pod IP allocation in AWS EKS using VPC CNI prefix delegation to increase pod density per node and reduce IP address exhaustion in VPCs
➤ https://ku.bz/B28qS8c4-
➤ https://ku.bz/B28qS8c4-
February 15, 2026 at 2:41 PM
This tutorial teaches how to optimize pod IP allocation in AWS EKS using VPC CNI prefix delegation to increase pod density per node and reduce IP address exhaustion in VPCs
➤ https://ku.bz/B28qS8c4-
➤ https://ku.bz/B28qS8c4-
Holos is a configuration management tool that uses CUE configuration language to generate and organize Kubernetes manifests across multiple clusters with type safety and reusability
➤ https://ku.bz/Qkp14750k
➤ https://ku.bz/Qkp14750k
February 14, 2026 at 3:11 PM
Holos is a configuration management tool that uses CUE configuration language to generate and organize Kubernetes manifests across multiple clusters with type safety and reusability
➤ https://ku.bz/Qkp14750k
➤ https://ku.bz/Qkp14750k
This tutorial teaches how to deploy a complete LGTM observability stack (Loki, Grafana, Tempo, Mimir) with OpenTelemetry on Kubernetes for unified metrics, logs, and traces
➤ https://ku.bz/0TrP5DsbK
➤ https://ku.bz/0TrP5DsbK
February 13, 2026 at 3:46 PM
This tutorial teaches how to deploy a complete LGTM observability stack (Loki, Grafana, Tempo, Mimir) with OpenTelemetry on Kubernetes for unified metrics, logs, and traces
➤ https://ku.bz/0TrP5DsbK
➤ https://ku.bz/0TrP5DsbK
thanos-operator provides Kubernetes native deployment and management of Thanos components through:
- Custom Resources for Receive,
- Ruler,
- Store Gateway,
- Compactor,
- and Querier
➜ https://ku.bz/fsjGDBWk2
- Custom Resources for Receive,
- Ruler,
- Store Gateway,
- Compactor,
- and Querier
➜ https://ku.bz/fsjGDBWk2
February 13, 2026 at 3:31 PM
thanos-operator provides Kubernetes native deployment and management of Thanos components through:
- Custom Resources for Receive,
- Ruler,
- Store Gateway,
- Compactor,
- and Querier
➜ https://ku.bz/fsjGDBWk2
- Custom Resources for Receive,
- Ruler,
- Store Gateway,
- Compactor,
- and Querier
➜ https://ku.bz/fsjGDBWk2
Kube-OVN Endpoint Health Checker actively probes Kubernetes Service endpoints inside a Kube-OVN network to verify that traffic can actually reach backend pods and that network paths work as expected
➤ https://ku.bz/BT-JgH-Pr
➤ https://ku.bz/BT-JgH-Pr
February 12, 2026 at 3:46 PM
Kube-OVN Endpoint Health Checker actively probes Kubernetes Service endpoints inside a Kube-OVN network to verify that traffic can actually reach backend pods and that network paths work as expected
➤ https://ku.bz/BT-JgH-Pr
➤ https://ku.bz/BT-JgH-Pr
This guide explains how to configure GPU-accelerated headless Chromium on EKS, enabling hardware acceleration by mounting host GPU drivers, and resolving AWS EC2's virtual GPU conflicts, achieving a 2x speedup in video rendering tasks like Remotion
➜ https://ku.bz/RTbsPWtyc
➜ https://ku.bz/RTbsPWtyc
February 12, 2026 at 3:31 PM
This guide explains how to configure GPU-accelerated headless Chromium on EKS, enabling hardware acceleration by mounting host GPU drivers, and resolving AWS EC2's virtual GPU conflicts, achieving a 2x speedup in video rendering tasks like Remotion
➜ https://ku.bz/RTbsPWtyc
➜ https://ku.bz/RTbsPWtyc
Reposted by Kube Builders
"Before eBPF, you had to run a debugger inside a pod. Huge toll. Now everything is done at the kernel level — you just observe."
Reza Ramezanpour on profiling Kubernetes apps with eBPF
📺: https://ku.bz/SjDx5CqXJ
Reza Ramezanpour on profiling Kubernetes apps with eBPF
📺: https://ku.bz/SjDx5CqXJ
February 12, 2026 at 3:06 PM
"Before eBPF, you had to run a debugger inside a pod. Huge toll. Now everything is done at the kernel level — you just observe."
Reza Ramezanpour on profiling Kubernetes apps with eBPF
📺: https://ku.bz/SjDx5CqXJ
Reza Ramezanpour on profiling Kubernetes apps with eBPF
📺: https://ku.bz/SjDx5CqXJ
Reposted by Kube Builders
This case study shows how Wayground handles 7,000 frontend deployments per month across 50 engineers using GitOps and ArgoCD with zero deployment queues or approval processes
➜ https://ku.bz/ykdMXw-_S
➜ https://ku.bz/ykdMXw-_S
February 11, 2026 at 3:56 PM
This case study shows how Wayground handles 7,000 frontend deployments per month across 50 engineers using GitOps and ArgoCD with zero deployment queues or approval processes
➜ https://ku.bz/ykdMXw-_S
➜ https://ku.bz/ykdMXw-_S
This Cluster API provider lets you create and manage Kubernetes clusters running on Incus virtual machines using declarative Kubernetes-style configurations
➜ https://ku.bz/ds2ynCZPP
➜ https://ku.bz/ds2ynCZPP
February 11, 2026 at 3:31 PM
This Cluster API provider lets you create and manage Kubernetes clusters running on Incus virtual machines using declarative Kubernetes-style configurations
➜ https://ku.bz/ds2ynCZPP
➜ https://ku.bz/ds2ynCZPP
Reposted by Kube Builders
This week on the Learn Kubernetes Weekly:
📦 Could lockfiles be SBOMs?
🌐 Dynamic Istio Ingress with Kyverno
🎮 Factorio in Kubernetes?
🤖 DeepSeek Models on Kubernetes
⚡ Short-Lived is a Good Thing
⭐️ vCluster
Read it now: https://kube.today/issues/170
📦 Could lockfiles be SBOMs?
🌐 Dynamic Istio Ingress with Kyverno
🎮 Factorio in Kubernetes?
🤖 DeepSeek Models on Kubernetes
⚡ Short-Lived is a Good Thing
⭐️ vCluster
Read it now: https://kube.today/issues/170
February 11, 2026 at 11:46 AM
This week on the Learn Kubernetes Weekly:
📦 Could lockfiles be SBOMs?
🌐 Dynamic Istio Ingress with Kyverno
🎮 Factorio in Kubernetes?
🤖 DeepSeek Models on Kubernetes
⚡ Short-Lived is a Good Thing
⭐️ vCluster
Read it now: https://kube.today/issues/170
📦 Could lockfiles be SBOMs?
🌐 Dynamic Istio Ingress with Kyverno
🎮 Factorio in Kubernetes?
🤖 DeepSeek Models on Kubernetes
⚡ Short-Lived is a Good Thing
⭐️ vCluster
Read it now: https://kube.today/issues/170
Reposted by Kube Builders
Reposted by Kube Builders
Last year, I mapped the K8s multitenancy spectrum. This year, I'm adding AI agent sandboxing — where does it fit when the tenant isn't a human but a machine acting autonomously?
In collaboration with @vcluster.com
Feb 24 — 10:00 AM ET
https://ku.bz/Kzd7BPBqq
In collaboration with @vcluster.com
Feb 24 — 10:00 AM ET
https://ku.bz/Kzd7BPBqq
February 10, 2026 at 3:21 PM
Last year, I mapped the K8s multitenancy spectrum. This year, I'm adding AI agent sandboxing — where does it fit when the tenant isn't a human but a machine acting autonomously?
In collaboration with @vcluster.com
Feb 24 — 10:00 AM ET
https://ku.bz/Kzd7BPBqq
In collaboration with @vcluster.com
Feb 24 — 10:00 AM ET
https://ku.bz/Kzd7BPBqq
This tutorial teaches how to configure GPU time slicing on AWS EKS using Karpenter to provision Bottlerocket nodes
This allows multiple pods to share a single physical GPU
➜ https://ku.bz/-hsSTdMK2
This allows multiple pods to share a single physical GPU
➜ https://ku.bz/-hsSTdMK2
February 10, 2026 at 2:56 PM
This tutorial teaches how to configure GPU time slicing on AWS EKS using Karpenter to provision Bottlerocket nodes
This allows multiple pods to share a single physical GPU
➜ https://ku.bz/-hsSTdMK2
This allows multiple pods to share a single physical GPU
➜ https://ku.bz/-hsSTdMK2
Reposted by Kube Builders
🗣️ Tibo on why Kubernetes isn't just for enterprise scale — it can be a practical choice for solo self-hosters too
https://ku.bz/Xk5S7VqXz
🌟 LearnKube
🎙 🎙Bart
https://ku.bz/Xk5S7VqXz
🌟 LearnKube
🎙 🎙Bart
February 10, 2026 at 12:31 PM
🗣️ Tibo on why Kubernetes isn't just for enterprise scale — it can be a practical choice for solo self-hosters too
https://ku.bz/Xk5S7VqXz
🌟 LearnKube
🎙 🎙Bart
https://ku.bz/Xk5S7VqXz
🌟 LearnKube
🎙 🎙Bart
This tutorial teaches how to set up distributed tracing with Grafana Tempo on AKS using Azure Blob Storage and Private Link for secure, cost-effective observability with workload identity and automated Private Link Service provisioning
➤ https://ku.bz/80GykkQ3W
➤ https://ku.bz/80GykkQ3W
February 9, 2026 at 3:56 PM
This tutorial teaches how to set up distributed tracing with Grafana Tempo on AKS using Azure Blob Storage and Private Link for secure, cost-effective observability with workload identity and automated Private Link Service provisioning
➤ https://ku.bz/80GykkQ3W
➤ https://ku.bz/80GykkQ3W
This CSI driver enables mounting cloud storage providers supported by rclone as persistent volumes in Kubernetes clusters
➜ https://ku.bz/czJ7TMvBX
➜ https://ku.bz/czJ7TMvBX
February 9, 2026 at 3:41 PM
This CSI driver enables mounting cloud storage providers supported by rclone as persistent volumes in Kubernetes clusters
➜ https://ku.bz/czJ7TMvBX
➜ https://ku.bz/czJ7TMvBX
Reposted by Kube Builders
The Kubernetes scheduler doesn't randomly assign pods to nodes
It runs a two-phase pipeline: filter, then score
Here's how it works, in 7 diagrams
It runs a two-phase pipeline: filter, then score
Here's how it works, in 7 diagrams
February 9, 2026 at 1:46 PM
The Kubernetes scheduler doesn't randomly assign pods to nodes
It runs a two-phase pipeline: filter, then score
Here's how it works, in 7 diagrams
It runs a two-phase pipeline: filter, then score
Here's how it works, in 7 diagrams
Kubernetes Autoscaling Mixin plugin provides a set of reusable Grafana dashboards and Prometheus rules to help you observe and improve Kubernetes autoscaling performance in your clusters
➤ https://ku.bz/rxvH9xRhn
➤ https://ku.bz/rxvH9xRhn
February 8, 2026 at 2:46 PM
Kubernetes Autoscaling Mixin plugin provides a set of reusable Grafana dashboards and Prometheus rules to help you observe and improve Kubernetes autoscaling performance in your clusters
➤ https://ku.bz/rxvH9xRhn
➤ https://ku.bz/rxvH9xRhn
Reposted by Kube Builders
Kide is an observability platform that ingests and indexes logs and metrics in real time so you can search, analyze, and alert on cluster and application data without waiting
➤ https://ku.bz/zpsL842PB
➤ https://ku.bz/zpsL842PB
February 7, 2026 at 5:16 PM
Kide is an observability platform that ingests and indexes logs and metrics in real time so you can search, analyze, and alert on cluster and application data without waiting
➤ https://ku.bz/zpsL842PB
➤ https://ku.bz/zpsL842PB
Kubernetes NMState provides declarative host networking configuration for Kubernetes nodes using NMState to manage interfaces, bonds, VLANs, and routes through custom resources
➤ https://ku.bz/d5hxkBdlh
➤ https://ku.bz/d5hxkBdlh
February 7, 2026 at 2:46 PM
Kubernetes NMState provides declarative host networking configuration for Kubernetes nodes using NMState to manage interfaces, bonds, VLANs, and routes through custom resources
➤ https://ku.bz/d5hxkBdlh
➤ https://ku.bz/d5hxkBdlh