§ whyisthisdown_

§ whyisthisdown //notes from the night shift

Observability, incidents,
and reliable systems — in practice.

Writing for engineering teams on observability, incident analysis, and building resilient systems. No frameworks-of-the-week — just what breaks and how to tell.

Read articles 12 articles published
LatestJul 02, 2026

There Was No Tenant

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.

[mcp][governance][security]
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  1. 8 min readmcpgovernancesecurity

    Off By Default

    MCP's biggest revision made the governance layer opt-in and off by default. Everything that keeps an agent honest is now yours to turn on.

  2. 9 min readgovernanceeu-ai-actobservability

    Sixteen Months

    Sixteen months of relief — except the two soonest obligations are still seven months out, and Article 12's logging requirement is an architecture decision you can't defer. Brussels blinked. You can't.

  3. 27 min readai-agentsmcpgovernance

    Nine Seconds

    Nine seconds. One curl. A startup's production data and all its backups, gone. The agent wrote a confession afterward — and the confession was the least useful part. Same architecture failure, third time this year.

  4. 23 min readmcpgovernancesecurity

    The MCP Trust Deficit

    Twenty-two thousand MCP servers. Zero mandatory security checks. The protocol won — the trust layer never shipped. An audit of what's actually exposed.