Practical articles on AI, DevOps, Cloud, Linux, and infrastructure engineering.
How pods can talk to AWS, GCP, and Azure with no static keys — using audience-bound projected ServiceAccount tokens and the cluster OIDC issuer.
Evicted pods are the kubelet telling you a node ran out of something. Here's how to read the signal, stop the bleeding, and keep it from happening again.
AWS gives you four ways to pay for compute and three of them cut the bill. Here is how to pick, and how to stack them without painting yourself into a corner.
Edge functions run everywhere and remember nothing. Durable Objects give you one addressable, single-threaded instance with transactional storage — the missing source of truth.
HashiCorp relicensed Terraform and a community fork spun up overnight. Here's how OpenTofu actually differs and which one your team should run.
Exit 137 usually means the kernel shot your container for eating too much memory. Here's how to confirm the OOM kill and stop it happening again.
Your build fails, your containers won't start, and df says the disk is full. Here's where Docker hides the gigabytes and how to get them back safely.
A field guide to the OSS observability stack in 2026, sorted by pillar, with honest notes on where self-hosting pays off and where the ops burden bites.
Prompt injection is not a prompt bug, it is an architecture problem. Here is how we design LLM apps so a poisoned document cannot hijack them.
One vendor sends the invoice, the other sends the ops work. Here's how we pick between Datadog and the Grafana stack without regretting it later.
Both promise to find your slow query at 3am. One bills by data ingested, the other by host-hour. Here's how that shakes out in a real ops budget.
We ripped every client secret out of our CI pipelines by pointing Azure federated credentials at GitHub's OIDC issuer. Here's the exact setup and the claims that trip people up.
