Venture Crane

observability

Articles

Sixty Notes Nobody Could Read

Sep 10, 2026 · 8 min read

An audit found 60 saved agent memories reachable from no index at all. The notes were fine. The delivery tier they were wired into was the defect.

The Watchdog That Announced a Restart It Never Performed

Sep 2, 2026 · 9 min read

A supervision mechanism that logs its intent and then fails to act is worse than no supervision, because the log reads like recovery in progress.

The Alert That Cried Wolf Daily

Aug 23, 2026 · 6 min read

A reconciler that scans all history with no memory of what it already reported files the same finding every morning until nobody reads it.

The Gate That Measures Nothing

Aug 13, 2026 · 8 min read

Five monitors ran green their whole lives while unable to observe the layer they claimed to check. A green check is evidence only if the check can see.

Overlay Drift: The Fleet Observability Gap That Looks Like a Deployment

Jun 17, 2026 · 5 min read

Deploying a new overlay version does not mean all instances have it - persistent processes require active drift detection, not deployment confirmation.

Observability That Is Born and Dies With the Tenant

May 25, 2026 · 8 min read

When every customer runs an isolated agent deployment, monitoring becomes per-tenant and lifecycle-aware. The heartbeat, webhook, and fleet stack we wired.

When one tenant's CI noise blocks all the others

May 1, 2026 · 5 min read

An agent in a clean session saw 153 unresolved CI alerts that belonged to another venture. Per-venture scoping plus a rollup view fixed it.

Per-minute session activity from JSONL: when heartbeats lie about idle time

Apr 29, 2026 · 5 min read

Heartbeats only fire on /sos and /update. Per-minute activity from Claude Code JSONL gives sessions an honest activity timeline.

Ship Log

Aug 25, 2026

August in review: the latent-defect audit

Aug 24, 2026

August in review: six incidents

Jul 15, 2026

July in review: killing the lead machine

May 1, 2026

Per-venture scoping for CI alert briefings

Apr 29, 2026

Per-minute session activity from JSONL

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