DevOps Engineer
376 articles published
We've run both in anger. Here's the honest breakdown of maintenance, cost, and flexibility, plus when Jenkins still earns its keep.
You run docker run, and it refuses to bind port 8080. Something already owns that port. Here is how to find the holder and get your container up.
Buffered SSR makes users wait for the slowest query before they see anything. Streaming from the edge flips that — send the shell now, fill the gaps as data lands.
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.
You committed too early, wrote a bad message, or included the wrong file. Here's the decision tree for undoing a Git commit safely, by what you actually want to keep.
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.
Three object stores, similar sticker prices, wildly different bills once retrieval and egress hit. Here is where the money actually goes.
A Pending pod means the scheduler couldn't place it or the node couldn't start it. Here's how to read the events and clear the eight causes we hit most.
A single answer-quality score hides where your RAG pipeline actually breaks. Split retrieval eval from generation eval and measure each one honestly.
Long-lived access keys are the root cause behind most cloud breaches. This is the complete map to keyless auth — how workload identity federation and OIDC replace static secrets everywhere, and where to start.
We ran both across a few hundred services. One wins on auto-instrumentation and root-cause, the other on breadth and time-to-first-dashboard. Here's the split.
The three big clouds are closer on list price than the sales decks suggest. Where they actually diverge is discounts, egress, and Windows licensing.
