Posts tagged with “architecture”

A security check existed, but one write path never called it. The paths that did could still disagree with Nginx about what a directive was.

The requests succeeded. The sessions never left. What the MCP Python SDK's retention bug says about resource ownership and green dashboards.

The tenant check passed. There was no tenant — or it was someone else's. Why async tasks are where per-request governance dies, silently and by default.

You withdrew the tool. The agent is still holding last week's menu. Why MCP governance can only live where the call is mediated.

Four GitHub incidents in five days. Three are the same failure wearing different masks — stale caches, ghost state, retry storms. That pattern is probably in your stack too.

Log-based alerting seems free until the bill arrives. Why grepping text is the observability equivalent of payday loans — and what to build instead.