Forwarded from AI Vibe Notes
kagent runs your agents where your workloads already live โ on Kubernetes. Deploy, observe, and govern AI agents with the tools your platform team already trusts. Open source. Production grade. Built by the founders of Istio.
https://github.com/kagent-dev/kagent
https://github.com/kagent-dev/kagent
GitHub
GitHub - kagent-dev/kagent: Cloud Native Agentic AI | Discord: https://bit.ly/kagentdiscord
Cloud Native Agentic AI | Discord: https://bit.ly/kagentdiscord - kagent-dev/kagent
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The new DNSTracking feature in the Red Hat network observability operator 1.11, which now captures DNS query names directly via eBPF without additional configuration.
https://developers.redhat.com/articles/2026/04/09/how-dns-name-tracking-enhances-network-observability#
https://developers.redhat.com/articles/2026/04/09/how-dns-name-tracking-enhances-network-observability#
Red Hat Developer
How DNS name tracking enhances network observability | Red Hat Developer
Network observability has long had a feature that reports the DNS latencies and response codes for the DNS resolutions in your Kubernetes cluster
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CLI tool for linting and testing Helm charts
https://github.com/helm/chart-testing
https://github.com/helm/chart-testing
GitHub
GitHub - helm/chart-testing: CLI tool for linting and testing Helm charts
CLI tool for linting and testing Helm charts. Contribute to helm/chart-testing development by creating an account on GitHub.
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ING tackled developer portal sprawl (60+ disparate tools) by adopting Backstage.io as their unified front-end standard. The talk outlines their specific architectural choices and governance models to scale Backstage without it becoming a monolithic bottleneck or crashing due to community plugins.
- To prevent a single bad plugin from crashing the portal, ING separates core services (like the software catalog, which handles hundreds of thousands of entities and has dedicated DB tuning) from community/external plugins, running them on separate instances.
- To avoid costly rewrites of legacy services, internal teams can use a backend proxy plugin to connect existing backend tools into the Backstage UI.
- Built a custom plugin to solve ownership issues in complex, cross-domain workflows.
- Because anyone can contribute, ING enforces a "Contribution Plugin" workflow
- They drove adoption by focusing heavily on Developer Experience (local setups, playgrounds) while simultaneously having their Technology Standards Board mandate Backstage for all new internal UI initiatives.
https://tldrecap.tech/posts/2026/backstagecon-europe/ing-backstage-scaling-developer-platform/
- To prevent a single bad plugin from crashing the portal, ING separates core services (like the software catalog, which handles hundreds of thousands of entities and has dedicated DB tuning) from community/external plugins, running them on separate instances.
- To avoid costly rewrites of legacy services, internal teams can use a backend proxy plugin to connect existing backend tools into the Backstage UI.
- Built a custom plugin to solve ownership issues in complex, cross-domain workflows.
- Because anyone can contribute, ING enforces a "Contribution Plugin" workflow
- They drove adoption by focusing heavily on Developer Experience (local setups, playgrounds) while simultaneously having their Technology Standards Board mandate Backstage for all new internal UI initiatives.
https://tldrecap.tech/posts/2026/backstagecon-europe/ing-backstage-scaling-developer-platform/
tldrecap.tech
TLDRecap โฎ๏ธ - We have moved!
TLDRecap has moved from tldrecap.tech to tldrecap.fyi. Update your bookmarks for the latest tech talk and podcast summaries.
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The primary bottleneck in software delivery is no longer writing code (thanks to AI-assisted development) but rather post-commit infrastructure operations, which are traditionally built for human interaction rather than machine autonomy. It positions Crossplane and Kubernetes-native control planes as the necessary solution, advocating for "API-first infrastructure."
https://www.cncf.io/blog/2026/03/20/crossplane-and-ai-the-case-for-api-first-infrastructure/
https://www.cncf.io/blog/2026/03/20/crossplane-and-ai-the-case-for-api-first-infrastructure/
CNCF
Crossplane and AI: The case for API-first infrastructure
AI-assisted development has changed the way engineers create and commit code. But writing code is no longer the bottleneck. The bottleneck is everything that happens after git push.
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The article explores the newly introduced CloudWatch Logs delivery feature for Amazon EKS Auto Mode.
https://shinyaz.com/en/blog/2026/03/19/eks-auto-mode-enhanced-logging
https://shinyaz.com/en/blog/2026/03/19/eks-auto-mode-enhanced-logging
Shinyaz
Visualizing Karpenter Internals with EKS Auto Mode Enhanced Logging
Set up CloudWatch Vended Logs for EKS Auto Mode's 4 components (Compute/Block Storage/Load Balancing/IPAM) and analyze scale-up to scale-down behavior with Logs Insights queries.
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Airbnb migrated its high-volume metrics infrastructure to adopt the OpenTelemetry Protocol (OTLP) and Prometheus. To do so without massive disruption, they implemented a dual-emit strategy in their shared metrics libraries. They encountered and solved specific performance bottlenecks regarding high-cardinality data and replaced their legacy Veneur aggregator with a custom-sharded vmagent setup. Crucially, they developed a "zero injection" technique to solve systemic undercounting issues when translating StatsD-style counters into Prometheus cumulative counters.
https://medium.com/airbnb-engineering/building-a-high-volume-metrics-pipeline-with-opentelemetry-and-vmagent-c714d6910b45
https://medium.com/airbnb-engineering/building-a-high-volume-metrics-pipeline-with-opentelemetry-and-vmagent-c714d6910b45
Medium
Building a high-volume metrics pipeline with OpenTelemetry and vmagent
A production-tested approach for moving a large-scale metrics pipeline from StatsD to OpenTelemetry and Prometheus.
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A utility for fetching Kubernetes Manifest documents from a running cluster. This utility can be run inside or outside a Kubernetes cluster, and utilizes a config file to determine what kind of objects to detect. Manifests files are stored in an output directory in the format:
https://github.com/grafana/k8s-manifest-tail
<outputDir>/<kind>/<namespace>/<name>.yamlhttps://github.com/grafana/k8s-manifest-tail
GitHub
GitHub - grafana/k8s-manifest-tail
Contribute to grafana/k8s-manifest-tail development by creating an account on GitHub.
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Shopify discovered that deeply nested, high-cardinality GraphQL queries were bottlenecking not on I/O, but on CPU-bound field resolver execution driven by GraphQLโs standard depth-first traversal model. To solve this, Shopify built "GraphQL Cardinal," a breadth-first execution engine that resolves each field once across all objects rather than recursively per object, vastly reducing platform overhead and resolving N+1 issues more efficiently.
https://shopify.engineering/faster-breadth-first-graphql-execution
https://shopify.engineering/faster-breadth-first-graphql-execution
Shopify
Shopifyโs journey to faster breadth-first GraphQL execution (2026) - Shopify
We questioned why conventional GraphQL execution incurs hidden costs, and rewrote it in a faster breadth-first manner to avoid them.
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CloudGoat is Rhino Security Labs' "Vulnerable by Design" AWS deployment tool
https://github.com/RhinoSecurityLabs/cloudgoat
https://github.com/RhinoSecurityLabs/cloudgoat
GitHub
GitHub - RhinoSecurityLabs/cloudgoat: CloudGoat is Rhino Security Labs' "Vulnerable by Design" AWS deployment tool
CloudGoat is Rhino Security Labs' "Vulnerable by Design" AWS deployment tool - RhinoSecurityLabs/cloudgoat
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Technical postmortem detailing a sophisticated supply-chain compromise of the TanStack ecosystem on May 11, 2026
https://tanstack.com/blog/npm-supply-chain-compromise-postmortem
https://tanstack.com/blog/npm-supply-chain-compromise-postmortem
TanStack
Postmortem: TanStack npm supply-chain compromise | TanStack Blog
On 2026-05-11, an attacker chained a pull_request_target Pwn Request, GitHub Actions cache poisoning across the forkโbase trust boundary, and OIDC token extraction from runner memory to publish 84 malicious versions across 42 @tanstack/* packages on npm.โฆ
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Forwarded from AI Vibe Notes
Practical walkthrough of running kAgent against a Kubernetes cluster, using MCP tools to investigate common workload failures. Useful for thinking about safe AI copilots for day-2 ops, not just chat-based kubectl wrappers.
https://andamp.io/insights/blog/hands-on-with-kagent-ai-assisted-kubernetes-troubleshooting-with-mcp
https://andamp.io/insights/blog/hands-on-with-kagent-ai-assisted-kubernetes-troubleshooting-with-mcp
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๐คฆโโ๏ธ Tech is fundamentally broken. Microsoft's brilliant new fix to make the Windows 11 Start menu feel snappy is just spiking your CPU to maximum frequency for three seconds every time you click it, rather than optimizing the UI. What a world.
https://www.windowslatest.com/2026/06/10/windows-11s-performance-boost-released-today-enable-it-using-these-steps/
https://www.windowslatest.com/2026/06/10/windows-11s-performance-boost-released-today-enable-it-using-these-steps/
Windows Latest
Windows 11's CPU performance boost released today, enable it using these steps
Learn how to check and enable Windows 11โs new Low Latency Profile (June 2026 update) to speed up your Start menu, Search, and Action Center.
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Operator to streamline renovate executions in Kubernetes
https://github.com/mogenius/renovate-operator
https://github.com/mogenius/renovate-operator
GitHub
GitHub - mogenius/renovate-operator: Operator to streamline renovate executions in Kubernetes
Operator to streamline renovate executions in Kubernetes - mogenius/renovate-operator
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This article provides an insightful, framework-driven overview of automated post-mortem generation, defining how AI transforms incident retrospectives from manual reconstruction into automated drafting based on existing artifacts. It introduces a structural model for evaluating tools rather than just summarizing vendor features.
https://www.arvoai.ca/blog/automated-post-mortem-generation
https://www.arvoai.ca/blog/automated-post-mortem-generation
www.aurorasre.ai
Automated Post-Mortem Generation: 2026 Guide
Automated post-mortem generation turns chat transcripts, observability data, and investigation traces into retrospectives. 2026 tools and architectures.
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Pull Request-like Review/Approval flow for database queries. For compliant but smooth Engineering access to production.
https://github.com/kviklet/kviklet
https://github.com/kviklet/kviklet
GitHub
GitHub - kviklet/kviklet: Pull Request-like Review/Approval flow for database queries. For compliant but smooth Engineering accessโฆ
Pull Request-like Review/Approval flow for database queries. For compliant but smooth Engineering access to production. - kviklet/kviklet
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kubectl debugging plugin to collect full or partial cluster state and serve via an api server. Kubernetes time machine
https://github.com/crust-gather/crust-gather
https://github.com/crust-gather/crust-gather
GitHub
GitHub - crust-gather/crust-gather: kubectl debugging plugin to collect full or partial cluster state and serve via an api server.โฆ
kubectl debugging plugin to collect full or partial cluster state and serve via an api server. Kubernetes time machine - crust-gather/crust-gather
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Deep-dive technical guide into the exact mechanics of pod restarts and configuration updates in Kubernetes
https://www.cncf.io/blog/2026/03/17/when-kubernetes-restarts-your-pod-and-when-it-doesnt/
https://www.cncf.io/blog/2026/03/17/when-kubernetes-restarts-your-pod-and-when-it-doesnt/
CNCF
When Kubernetes restarts your pod โ And when it doesnโt
A production internals guide verified against Kubernetes 1.35 GA Companion repository: github.com/opscart/k8s-pod-restart-mechanics Engineers say โthe pod restartedโ when they mean four differentโฆ
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The 10-step playbook to reduce K8s bills by 40-60%, focusing heavily on bridging the gap between requested and actually used resources.
https://leanopstech.com/blog/kubernetes-cost-optimization-guide-2026/
https://leanopstech.com/blog/kubernetes-cost-optimization-guide-2026/
Leanopstech
We Profiled 200 K8s Clusters: 65% Is Pure Waste | LeanOps
200 production clusters audited. Median utilization: 28%. Three specific changes save $14K-40K/month. The first takes 10 minutes and nobody does it...
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