Daniele Polencic
@danielepolencic.com
Teaching Kubernetes at @LearnKube.com
Just landed: Learn Kubernetes weekly 170! My top picks:
💾 Persistent Storage in AKS
🌐 Kubernetes Gateway API Setup
🔗 Unifying Inner & Outer Loops
🔍 Korrel8r Observability Correlation Engine
Read it here: https://kube.today/issues/170
💾 Persistent Storage in AKS
🌐 Kubernetes Gateway API Setup
🔗 Unifying Inner & Outer Loops
🔍 Korrel8r Observability Correlation Engine
Read it here: https://kube.today/issues/170
February 11, 2026 at 12:11 PM
Just landed: Learn Kubernetes weekly 170! My top picks:
💾 Persistent Storage in AKS
🌐 Kubernetes Gateway API Setup
🔗 Unifying Inner & Outer Loops
🔍 Korrel8r Observability Correlation Engine
Read it here: https://kube.today/issues/170
💾 Persistent Storage in AKS
🌐 Kubernetes Gateway API Setup
🔗 Unifying Inner & Outer Loops
🔍 Korrel8r Observability Correlation Engine
Read it here: https://kube.today/issues/170
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
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
Just landed: Learn Kubernetes weekly 169! My top picks:
🔧 Vanilla K8s on NixOS
📊 Signals to Reliability: SLOs, Runbooks and Post-Mortems
🚪 Introducing MCP-Gateway in Kagenti
🤖 Kubently: Agentic K8s Debugging
Read it here: https://kube.today/issues/169
🔧 Vanilla K8s on NixOS
📊 Signals to Reliability: SLOs, Runbooks and Post-Mortems
🚪 Introducing MCP-Gateway in Kagenti
🤖 Kubently: Agentic K8s Debugging
Read it here: https://kube.today/issues/169
February 4, 2026 at 12:11 PM
Just landed: Learn Kubernetes weekly 169! My top picks:
🔧 Vanilla K8s on NixOS
📊 Signals to Reliability: SLOs, Runbooks and Post-Mortems
🚪 Introducing MCP-Gateway in Kagenti
🤖 Kubently: Agentic K8s Debugging
Read it here: https://kube.today/issues/169
🔧 Vanilla K8s on NixOS
📊 Signals to Reliability: SLOs, Runbooks and Post-Mortems
🚪 Introducing MCP-Gateway in Kagenti
🤖 Kubently: Agentic K8s Debugging
Read it here: https://kube.today/issues/169
Just landed: Learn Kubernetes weekly 168! My top picks:
🔍 Job Failures to Serial Console Bottlenecks
📊 OpenTelemetry-Native LGTM Stack
📦 Container Image Reduction: 1.2GB to 100MB
🔎 Lynq: SQL-like Kubernetes
Read it here: https://kube.today/issues/168
🔍 Job Failures to Serial Console Bottlenecks
📊 OpenTelemetry-Native LGTM Stack
📦 Container Image Reduction: 1.2GB to 100MB
🔎 Lynq: SQL-like Kubernetes
Read it here: https://kube.today/issues/168
January 28, 2026 at 12:11 PM
Just landed: Learn Kubernetes weekly 168! My top picks:
🔍 Job Failures to Serial Console Bottlenecks
📊 OpenTelemetry-Native LGTM Stack
📦 Container Image Reduction: 1.2GB to 100MB
🔎 Lynq: SQL-like Kubernetes
Read it here: https://kube.today/issues/168
🔍 Job Failures to Serial Console Bottlenecks
📊 OpenTelemetry-Native LGTM Stack
📦 Container Image Reduction: 1.2GB to 100MB
🔎 Lynq: SQL-like Kubernetes
Read it here: https://kube.today/issues/168
💰 A full Kubernetes cluster for $2/month. Three nodes, multi-region, real workloads
💡 The clever part: skip the $10/month load balancer entirely. Tailscale operator + tailnet = fully private cluster by default
https://ku.bz/HpVyQMVv0
💡 The clever part: skip the $10/month load balancer entirely. Tailscale operator + tailnet = fully private cluster by default
https://ku.bz/HpVyQMVv0
January 27, 2026 at 12:56 PM
💰 A full Kubernetes cluster for $2/month. Three nodes, multi-region, real workloads
💡 The clever part: skip the $10/month load balancer entirely. Tailscale operator + tailnet = fully private cluster by default
https://ku.bz/HpVyQMVv0
💡 The clever part: skip the $10/month load balancer entirely. Tailscale operator + tailnet = fully private cluster by default
https://ku.bz/HpVyQMVv0
Just landed: Learn Kubernetes weekly 167! My top picks:
🏗️ 80M User Infrastructure with a 5-Person Team
🤖 Self-Hosted RAG on Kubernetes
☁️ Managed Kubernetes on Proxmox with CAPI
📊 Prom Analytics Proxy
Read it here: https://kube.today/issues/167
🏗️ 80M User Infrastructure with a 5-Person Team
🤖 Self-Hosted RAG on Kubernetes
☁️ Managed Kubernetes on Proxmox with CAPI
📊 Prom Analytics Proxy
Read it here: https://kube.today/issues/167
January 21, 2026 at 12:11 PM
Just landed: Learn Kubernetes weekly 167! My top picks:
🏗️ 80M User Infrastructure with a 5-Person Team
🤖 Self-Hosted RAG on Kubernetes
☁️ Managed Kubernetes on Proxmox with CAPI
📊 Prom Analytics Proxy
Read it here: https://kube.today/issues/167
🏗️ 80M User Infrastructure with a 5-Person Team
🤖 Self-Hosted RAG on Kubernetes
☁️ Managed Kubernetes on Proxmox with CAPI
📊 Prom Analytics Proxy
Read it here: https://kube.today/issues/167
Just landed: Learn Kubernetes weekly 166! My top picks:
🐛 Fixing Kubelet Sandbox Errors
📊 Distributed Tracing with Tempo on AKS
💰 SimKube for Cost Forecasting
🚀 Kargo: GitOps Automation
Read it here: https://kube.today/issues/166
🐛 Fixing Kubelet Sandbox Errors
📊 Distributed Tracing with Tempo on AKS
💰 SimKube for Cost Forecasting
🚀 Kargo: GitOps Automation
Read it here: https://kube.today/issues/166
January 14, 2026 at 12:11 PM
Just landed: Learn Kubernetes weekly 166! My top picks:
🐛 Fixing Kubelet Sandbox Errors
📊 Distributed Tracing with Tempo on AKS
💰 SimKube for Cost Forecasting
🚀 Kargo: GitOps Automation
Read it here: https://kube.today/issues/166
🐛 Fixing Kubelet Sandbox Errors
📊 Distributed Tracing with Tempo on AKS
💰 SimKube for Cost Forecasting
🚀 Kargo: GitOps Automation
Read it here: https://kube.today/issues/166
83% of Kubernetes teams use network policies. 60% struggle to understand what they're actually doing
I surveyed 530 practitioners and here is what I found: https://kube.today/kubernetes-network-policies-2025
I surveyed 530 practitioners and here is what I found: https://kube.today/kubernetes-network-policies-2025
January 12, 2026 at 12:46 PM
83% of Kubernetes teams use network policies. 60% struggle to understand what they're actually doing
I surveyed 530 practitioners and here is what I found: https://kube.today/kubernetes-network-policies-2025
I surveyed 530 practitioners and here is what I found: https://kube.today/kubernetes-network-policies-2025
Just landed: Learn Kubernetes weekly 165! My top picks:
🌐 Stretching a Layer 2 network over KubeVirt
💰 Reducing Feature Environment Costs with KEDA
☁️ Build your own SaaS with Kamaji
🔄 VolSync PV Replication
Read it here: https://kube.today/issues/165
🌐 Stretching a Layer 2 network over KubeVirt
💰 Reducing Feature Environment Costs with KEDA
☁️ Build your own SaaS with Kamaji
🔄 VolSync PV Replication
Read it here: https://kube.today/issues/165
January 7, 2026 at 11:36 AM
Just landed: Learn Kubernetes weekly 165! My top picks:
🌐 Stretching a Layer 2 network over KubeVirt
💰 Reducing Feature Environment Costs with KEDA
☁️ Build your own SaaS with Kamaji
🔄 VolSync PV Replication
Read it here: https://kube.today/issues/165
🌐 Stretching a Layer 2 network over KubeVirt
💰 Reducing Feature Environment Costs with KEDA
☁️ Build your own SaaS with Kamaji
🔄 VolSync PV Replication
Read it here: https://kube.today/issues/165
Just landed: Learn Kubernetes weekly 164! My top picks:
🛡️ Enforcing policies with GateKeeper
📦 Partitioned Log Storage on S3
🎮 Dynamic MIG Partitioning
🔐 Crowdsec: security solution
Read it here: https://kube.today/issues/164
🛡️ Enforcing policies with GateKeeper
📦 Partitioned Log Storage on S3
🎮 Dynamic MIG Partitioning
🔐 Crowdsec: security solution
Read it here: https://kube.today/issues/164
December 31, 2025 at 11:36 AM
Just landed: Learn Kubernetes weekly 164! My top picks:
🛡️ Enforcing policies with GateKeeper
📦 Partitioned Log Storage on S3
🎮 Dynamic MIG Partitioning
🔐 Crowdsec: security solution
Read it here: https://kube.today/issues/164
🛡️ Enforcing policies with GateKeeper
📦 Partitioned Log Storage on S3
🎮 Dynamic MIG Partitioning
🔐 Crowdsec: security solution
Read it here: https://kube.today/issues/164
Just landed: Learn Kubernetes weekly 163! My top picks:
💾 Home Data Lake on a Budget
🧠 Smart Load Balancing at Databricks
🔗 Postgres Pooling with pgBouncer
🚪 Goma Gateway: Declarative API Gateway
Read it here: https://kube.today/issues/163
💾 Home Data Lake on a Budget
🧠 Smart Load Balancing at Databricks
🔗 Postgres Pooling with pgBouncer
🚪 Goma Gateway: Declarative API Gateway
Read it here: https://kube.today/issues/163
December 24, 2025 at 11:36 AM
Just landed: Learn Kubernetes weekly 163! My top picks:
💾 Home Data Lake on a Budget
🧠 Smart Load Balancing at Databricks
🔗 Postgres Pooling with pgBouncer
🚪 Goma Gateway: Declarative API Gateway
Read it here: https://kube.today/issues/163
💾 Home Data Lake on a Budget
🧠 Smart Load Balancing at Databricks
🔗 Postgres Pooling with pgBouncer
🚪 Goma Gateway: Declarative API Gateway
Read it here: https://kube.today/issues/163
Just landed: Learn Kubernetes weekly 162! My top picks:
🔐 Securing K8s with Kong + Keycloak
🌐 Networking for EKS Hybrid Nodes
📊 Victoria Logs vs Loki: Benchmarking Results
🛡️ Kexa: Cloud Compliance at Scale
Read it here: https://kube.today/issues/162
🔐 Securing K8s with Kong + Keycloak
🌐 Networking for EKS Hybrid Nodes
📊 Victoria Logs vs Loki: Benchmarking Results
🛡️ Kexa: Cloud Compliance at Scale
Read it here: https://kube.today/issues/162
December 17, 2025 at 11:36 AM
Just landed: Learn Kubernetes weekly 162! My top picks:
🔐 Securing K8s with Kong + Keycloak
🌐 Networking for EKS Hybrid Nodes
📊 Victoria Logs vs Loki: Benchmarking Results
🛡️ Kexa: Cloud Compliance at Scale
Read it here: https://kube.today/issues/162
🔐 Securing K8s with Kong + Keycloak
🌐 Networking for EKS Hybrid Nodes
📊 Victoria Logs vs Loki: Benchmarking Results
🛡️ Kexa: Cloud Compliance at Scale
Read it here: https://kube.today/issues/162
Just landed: Learn Kubernetes weekly 161! My top picks:
🧩 JVM Crash-Loop Debugging
🏪 Edge Kubernetes Evolution
☁️ Kubernetes for Cloud Infrastructure
🏷️ Kube-vip Load Balancer
Read it here: https://kube.today/issues/161
🧩 JVM Crash-Loop Debugging
🏪 Edge Kubernetes Evolution
☁️ Kubernetes for Cloud Infrastructure
🏷️ Kube-vip Load Balancer
Read it here: https://kube.today/issues/161
December 10, 2025 at 11:56 AM
Just landed: Learn Kubernetes weekly 161! My top picks:
🧩 JVM Crash-Loop Debugging
🏪 Edge Kubernetes Evolution
☁️ Kubernetes for Cloud Infrastructure
🏷️ Kube-vip Load Balancer
Read it here: https://kube.today/issues/161
🧩 JVM Crash-Loop Debugging
🏪 Edge Kubernetes Evolution
☁️ Kubernetes for Cloud Infrastructure
🏷️ Kube-vip Load Balancer
Read it here: https://kube.today/issues/161
🚀 It's that time of the year! What did I achieve in 2025?
A thread 🧵
A thread 🧵
December 8, 2025 at 2:06 PM
🚀 It's that time of the year! What did I achieve in 2025?
A thread 🧵
A thread 🧵
Just landed: Learn Kubernetes weekly 160! My top picks:
🔧 Jenkins Meets Kubernetes
🌉 GitOps for Network Engineers
🔗 AWS EKS Hybrid Networking
⚡ Stargz Snapshotter: lazy image distribution
Read it here: https://kube.today/issues/160
🔧 Jenkins Meets Kubernetes
🌉 GitOps for Network Engineers
🔗 AWS EKS Hybrid Networking
⚡ Stargz Snapshotter: lazy image distribution
Read it here: https://kube.today/issues/160
December 3, 2025 at 12:06 PM
Just landed: Learn Kubernetes weekly 160! My top picks:
🔧 Jenkins Meets Kubernetes
🌉 GitOps for Network Engineers
🔗 AWS EKS Hybrid Networking
⚡ Stargz Snapshotter: lazy image distribution
Read it here: https://kube.today/issues/160
🔧 Jenkins Meets Kubernetes
🌉 GitOps for Network Engineers
🔗 AWS EKS Hybrid Networking
⚡ Stargz Snapshotter: lazy image distribution
Read it here: https://kube.today/issues/160
Your container does not have GPU drivers installed
So, how does PyTorch inside it actually use the host's GPU?
Let me explain 🧵
So, how does PyTorch inside it actually use the host's GPU?
Let me explain 🧵
December 1, 2025 at 12:46 PM
Your container does not have GPU drivers installed
So, how does PyTorch inside it actually use the host's GPU?
Let me explain 🧵
So, how does PyTorch inside it actually use the host's GPU?
Let me explain 🧵
Just landed: Learn Kubernetes weekly 159! My top picks:
⚔️ SSA Path to Kubernetes Diplomacy
🔁 GitOps from Container Push
🔐 Securing Kubernetes Layer by Layer
🧩 Yoke WASM IaC Deployer
Read it here: https://kube.today/issues/159
⚔️ SSA Path to Kubernetes Diplomacy
🔁 GitOps from Container Push
🔐 Securing Kubernetes Layer by Layer
🧩 Yoke WASM IaC Deployer
Read it here: https://kube.today/issues/159
November 26, 2025 at 11:36 AM
Just landed: Learn Kubernetes weekly 159! My top picks:
⚔️ SSA Path to Kubernetes Diplomacy
🔁 GitOps from Container Push
🔐 Securing Kubernetes Layer by Layer
🧩 Yoke WASM IaC Deployer
Read it here: https://kube.today/issues/159
⚔️ SSA Path to Kubernetes Diplomacy
🔁 GitOps from Container Push
🔐 Securing Kubernetes Layer by Layer
🧩 Yoke WASM IaC Deployer
Read it here: https://kube.today/issues/159
In the latest KubeFM episode, Tanat shared how his team at Adevinta replaced EKS Managed Node Groups and Cluster Autoscaler with AWS Karpenter — and transformed their entire Kubernetes operation in the process
https://ku.bz/T6hDSWYhb
https://ku.bz/T6hDSWYhb
November 18, 2025 at 11:44 AM
In the latest KubeFM episode, Tanat shared how his team at Adevinta replaced EKS Managed Node Groups and Cluster Autoscaler with AWS Karpenter — and transformed their entire Kubernetes operation in the process
https://ku.bz/T6hDSWYhb
https://ku.bz/T6hDSWYhb
1,317 Kubernetes practitioners shared how they manage resources:
→ 56% still do it manually despite wanting automation
→ 45% regularly hit CPU throttling/OOM kills
→ 57% estimate 20%+ waste in compute costs
Report: https://kube.today/kubernetes-resource-management-2025
→ 56% still do it manually despite wanting automation
→ 45% regularly hit CPU throttling/OOM kills
→ 57% estimate 20%+ waste in compute costs
Report: https://kube.today/kubernetes-resource-management-2025
November 17, 2025 at 12:56 PM
1,317 Kubernetes practitioners shared how they manage resources:
→ 56% still do it manually despite wanting automation
→ 45% regularly hit CPU throttling/OOM kills
→ 57% estimate 20%+ waste in compute costs
Report: https://kube.today/kubernetes-resource-management-2025
→ 56% still do it manually despite wanting automation
→ 45% regularly hit CPU throttling/OOM kills
→ 57% estimate 20%+ waste in compute costs
Report: https://kube.today/kubernetes-resource-management-2025
🗣️ Festus rebuilt Kubernetes from scratch in Go
After teaching Kubernetes to thousands of engineers, this validates what I've seen: people don't struggle with complexity; they struggle with abstractions before fundamentals
https://ku.bz/pf5kK9lQF
After teaching Kubernetes to thousands of engineers, this validates what I've seen: people don't struggle with complexity; they struggle with abstractions before fundamentals
https://ku.bz/pf5kK9lQF
November 14, 2025 at 11:31 AM
🗣️ Festus rebuilt Kubernetes from scratch in Go
After teaching Kubernetes to thousands of engineers, this validates what I've seen: people don't struggle with complexity; they struggle with abstractions before fundamentals
https://ku.bz/pf5kK9lQF
After teaching Kubernetes to thousands of engineers, this validates what I've seen: people don't struggle with complexity; they struggle with abstractions before fundamentals
https://ku.bz/pf5kK9lQF
Just landed: Learn Kubernetes weekly 157! My top picks:
☁️ .NET Weather Forecast App on AKS
🧩 eBPF with Cilium VTEP (VXLAN tunnel)
📈 Autoscaling .NET APIs with KEDA
🌙 KubeElasti Scale to Zero
Read it here: https://kube.today/issues/157
☁️ .NET Weather Forecast App on AKS
🧩 eBPF with Cilium VTEP (VXLAN tunnel)
📈 Autoscaling .NET APIs with KEDA
🌙 KubeElasti Scale to Zero
Read it here: https://kube.today/issues/157
November 12, 2025 at 11:36 AM
Just landed: Learn Kubernetes weekly 157! My top picks:
☁️ .NET Weather Forecast App on AKS
🧩 eBPF with Cilium VTEP (VXLAN tunnel)
📈 Autoscaling .NET APIs with KEDA
🌙 KubeElasti Scale to Zero
Read it here: https://kube.today/issues/157
☁️ .NET Weather Forecast App on AKS
🧩 eBPF with Cilium VTEP (VXLAN tunnel)
📈 Autoscaling .NET APIs with KEDA
🌙 KubeElasti Scale to Zero
Read it here: https://kube.today/issues/157
Just landed: Learn Kubernetes weekly 156! My top picks:
🚀 KEDA HPA Tuning
🌐 FQDN Egress Policies
☁️ .NET Weather Forecast App on AKS
🧩 Crust-Gather Cluster Snapshot Plugin
Read it here: https://kube.today/issues/156
🚀 KEDA HPA Tuning
🌐 FQDN Egress Policies
☁️ .NET Weather Forecast App on AKS
🧩 Crust-Gather Cluster Snapshot Plugin
Read it here: https://kube.today/issues/156
November 5, 2025 at 11:36 AM
Just landed: Learn Kubernetes weekly 156! My top picks:
🚀 KEDA HPA Tuning
🌐 FQDN Egress Policies
☁️ .NET Weather Forecast App on AKS
🧩 Crust-Gather Cluster Snapshot Plugin
Read it here: https://kube.today/issues/156
🚀 KEDA HPA Tuning
🌐 FQDN Egress Policies
☁️ .NET Weather Forecast App on AKS
🧩 Crust-Gather Cluster Snapshot Plugin
Read it here: https://kube.today/issues/156
🤔 When you assess a Kubernetes workload, where do you actually start?
Oleksii walks through his complete assessment framework—from initial business discovery using tools like Helm and K9s to creating consumable documentation
https://ku.bz/zDThxGQsP
Oleksii walks through his complete assessment framework—from initial business discovery using tools like Helm and K9s to creating consumable documentation
https://ku.bz/zDThxGQsP
November 4, 2025 at 1:13 PM
🤔 When you assess a Kubernetes workload, where do you actually start?
Oleksii walks through his complete assessment framework—from initial business discovery using tools like Helm and K9s to creating consumable documentation
https://ku.bz/zDThxGQsP
Oleksii walks through his complete assessment framework—from initial business discovery using tools like Helm and K9s to creating consumable documentation
https://ku.bz/zDThxGQsP
12 interviews. One truth: Kubernetes isn't just about containers
Just in time for KubeCon NA, we're releasing something special—a book that explores the human stories behind Kubernetes, not just the technical ones
http://ku.bz/k8s-world
Just in time for KubeCon NA, we're releasing something special—a book that explores the human stories behind Kubernetes, not just the technical ones
http://ku.bz/k8s-world
November 4, 2025 at 1:41 AM
12 interviews. One truth: Kubernetes isn't just about containers
Just in time for KubeCon NA, we're releasing something special—a book that explores the human stories behind Kubernetes, not just the technical ones
http://ku.bz/k8s-world
Just in time for KubeCon NA, we're releasing something special—a book that explores the human stories behind Kubernetes, not just the technical ones
http://ku.bz/k8s-world