1512 posts tagged with "PaaS"
Platform-as-a-Service tooling, economics, and self-hosted alternatives
The Hybrid-Platform Trap: Why Bolting AI Agents Onto Your Dev Platform Breaks
35% of organizations run AI tooling bolted onto a developer platform designed for humans. A five-row audit of what breaks when agents operate the sidecar — auth, status, rollback, guardrails — and the API-first contract that fixes it.
Karpenter Still Doesn't Run on Bare Metal: What vCluster's Auto Nodes Workaround Really Buys You
Karpenter provisions right-sized cloud nodes in under a minute, but it still has no bare-metal provider in 2026. A stage-by-stage latency budget shows what vCluster's Terraform-backed Auto Nodes actually recovers — and why Cluster Autoscaler remains the sane default for a Cluster API fleet on owned hardware.
KEDA vs Knative vs Sablier: Three Ways to Make Idle Kubernetes Services Cost Nothing
KEDA, Knative, and Sablier put the scale-to-zero interception layer in three different places. A concrete comparison of cold starts, config cost, and probe hygiene — plus the health-check audit that decides whether any of them saves money.
Keep Secrets Out of Your AI Agents: Credential Gateways, Short-Lived Tokens, and the Leak That Should Be Impossible
A prompt-injected agent leaks whatever secrets it can see — so stop letting it see them. How credential gateways, short-lived OIDC tokens, and Vault-backed brokers make agent access provable and revocable.
Leapcell's Serverless Escape Hatch: the Traffic Level Where Per-Millisecond Billing Stops Being Cheaper
Leapcell bills serverless per millisecond but lets any service flip to fixed persistent-server pricing. A worked bill across three traffic profiles puts the crossover near one million 60-ms requests a month — and shows how response time moves it 10x.
Longhorn V2's Kernel Bypass: What SPDK Storage Actually Buys Your Self-Hosted Volumes
Longhorn's V2 engine moves block storage into userspace with SPDK for lower latency than the iSCSI-based V1 path — at the cost of a CPU core, 2 GiB of hugepages, and raw block disks per node. Measured gains, hardware caveats, and when to pilot it on your own metal.
Kubernetes 1.36 Made Mutating Webhooks Optional: What Your Admission Layer Can Delete — and What Has to Stay
Kubernetes 1.36 graduates MutatingAdmissionPolicy to stable, so CEL evaluated inside the API server can replace hand-rolled mutating webhooks for tenant defaults, baselines, and sidecars. A concrete migration map, the boundary where webhooks stay, and a fleet-upgrade checklist.
Netlify Will Now Run Your Postgres Too: What the One-Invoice Database Really Costs
Netlify Database folds managed Postgres into the platform bill with per-preview data branches. A concrete accounting of what the bundle buys, the four ceilings it installs, and why bex keeps the database behind a tenant-owned connection string.
Bring Your Own Cloud, Keep Someone Else's Meter: What Northflank BYOC Really Costs Against Owned Hardware
Northflank's BYOC runs your workloads in your own cloud account, but its per-vCPU-hour meter runs on top of your cloud bill. A worked three-way cost comparison — hosted vs BYOC vs a flat Hetzner box — plus the ownership question no invoice shows: who controls the control plane.