Spotlight

Automating Pod Disruption Budgets with Kyverno

Ahmad Asmar

This tutorial shows how to use Kyverno policy engine to generate Pod Disruption Budgets for Kubernetes deployments with multiple replicas, preventing downtime during Karpenter node consolidation through intelligent API lookups and label matching.

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Tools and utilities

  • k9sight: Kubernetes TUI debugger

    k9sight is a Go TUI for debugging Kubernetes workloads with vim-style navigation, supporting log search, exec, port-forward, scale, restart, and built-in debug helpers for common pod failure states like CrashLoopBackOff and ImagePullBackOff.

  • HolmesGPT

    HolmesGPT is a tool that investigates incidents and provides root cause analysis for various issues, including Kubernetes, Prometheus, Jira, GitHub, OpsGenie, and PagerDuty alerts.

  • Heartbeat Operator: declarative probes

    Heartbeat Operator is a Kubernetes Operator for declarative HTTP and TCP health probes defined via CRDs, with native Prometheus metrics and a ready-to-use Grafana dashboard.

  • KubeDiagrams

    KubeDiagrams is a tool that automatically generates visual architecture diagrams from Kubernetes manifests, Helm charts, and live clusters.

  • lazydocker: docker TUI

    lazydocker is a terminal UI for managing Docker containers and services, with log and metric graph viewing, container attachment, and execution of common Docker commands.

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Events starting soon

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How We Cut Build Debugging Time by 75% with AI
How We Cut Build Debugging Time by 75% with AI

Build failures in Kubernetes CI/CD pipelines are a silent productivity killer. Developers spend 45+ minutes scrolling through cryptic logs, often just hitting rerun and hoping for the best.

Ron Matsliah, DevOps engineer at Next Insurance, built an AI-powered assistant that cut build debugging time by 75% — not as a dashboard, but delivered directly in Slack where developers already work.

In this episode:

  • Why combining deterministic rules with AI produces better results than letting an LLM guess alone
  • How correlating Kubernetes events with build logs catches spot instance terminations that produce misleading errors
  • Why integrating into existing workflows and building feedback loops from day one drove adoption
  • The prompt engineering lessons learned from testing with real production data instead of synthetic examples

The takeaway: simple rules plus rich context consistently outperform complex AI queries on their own.

Learn from production

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Matching jobs

    • Data Engineer with Per Scholas

    • Salary: $360 a day

    • Location: based in the office in Tampa, FL, USA

    • Tech stack: Kubernetes, AWS, Docker, SQL, Python, Shell, Spark, Jenkins

    • Data Engineer with Ping Identity

    • Salary: $64.8K to $2.48L a year

    • Location: based in the office in Bengaluru, IN

    • Tech stack: Kubernetes, AWS, Docker, Javascript, Python, SQL, GraphQL, Cloudformation, Terraform

    • Data Engineer with project44

    • Salary: $72K to $1.88L a year

    • Location: based in the office (and remote from home) in Bengaluru, IN

    • Tech stack: Kubernetes, Docker, Java, Python, Scala, SQL, Snowflake, Kafka

    • DevOps Engineer with Avelios Medical

    • Salary: US$49.5K to US$368.5K a year

    • Location: based in the office in Munich, DE

    • Tech stack: Kubernetes, On-premise, Docker, Terraform, Ansible

    • DevOps Engineer with Everpure

    • Salary: €2.25K to €85.8K a year

    • Location: based in the office in Prague, CZ

    • Tech stack: Kubernetes, ArgoCD, Docker, Go, Python, Terraform, GitHub Actions

Discover more Kubernetes jobs on Kube Careers →

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Call for Papers closing soon

  1. 2

    days

    Kubernetes Community Days New York 2026

    The Call For Paper is open until 25 March 2026 at GMT-4. More info →
    • Location: New York, NY, USA

    • In-person conference organized by KCD New York.

    • The conference starts on the 10 June 2026.

    • Apply here
  2. 3

    days

    Data on Kubernetes Day

    The Call For Paper is open until 26 March 2026 at GMT-4. More info →
    • Location: Amsterdam, NL

    • In-person conference organized by CNCF.

    • The conference starts on the 26 March 2026.

    • Apply here
  3. 4

    days

    DeveloperWeek New York 2026

    The Call For Paper is open until 27 March 2026 at GMT-4. More info →
    • Location: New York, NY, USA

    • In-person conference organized by DeveloperWeek New York.

    • The conference starts on the 10 June 2026.

    • Apply here
  4. 6

    days

    Devopsdays Amsterdam

    The Call For Paper is open until 29 March 2026 at GMT-4. More info →
    • Location: Amsterdam, NL

    • In-person conference organized by Devopsdays.

    • The conference starts on the 19 June 2026.

    • Apply here
  5. 6

    days

    KubeCon + CloudNativeCon Japan 2026

    The Call For Paper is open until 29 March 2026 at GMT-4. More info →
    • Location: Yokohama, JP

    • In-person conference organized by Linux Foundation.

    • The conference starts on the 30 July 2026.

    • Apply here
  6. 8

    days

    WeAreDevelopers World Congress 2026 North America

    The Call For Paper is open until 31 March 2026 at GMT-4. More info →
    • Location: San Jose, CA, USA

    • In-person conference organized by WeAreDevelopers.

    • The conference starts on the 25 September 2026.

    • Apply here
  7. 8

    days

    J On the Beach

    The Call For Paper is open until 31 March 2026 at GMT-4. More info →
    • Location: Malaga, ES and virtual

    • Online & in-person conference organized by Yay Yay Events.

    • The conference starts on the 29 October 2026.

    • Apply here

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