Downrightnow
// Incident Post-MortemDRN-99C862B5

PyPI outage on April 8, 2025

Major severityResolved45 minPackage Registry
Started · UTC
Apr 08, 11:00 AM
466d ago
Resolved · UTC
Apr 08, 11:45 AM
466d ago
Duration
45 min
End-to-end
Peak confidence
80.00
0 snapshots
// User impact

PyPI users likely saw failed connections, degraded availability, or session instability for this Package Registry service. The incident reached Major severity and lasted 45 min. The stored report window does not show a preserved user-report spike.

// What happened

Apr 8, 11:00 UTCResolved - This incident has been resolved.Apr 8, 10:31 UTCUpdate - Errors have subsided, and we are monitoring as things continue to recover.Apr 8, 10:26 UTCMonitoring - We've increased capacity in the worker pools that service /simple and /json and are monitoring as things recover.Apr 8, 10:23 UTCIdentified - We are working to resolve an outage impacting our /simple and /json apis.

Deterministic readout · awaiting AI summary pass

// Timeline
  1. Incident detected

    Major confidence crossed the incident threshold for PyPI Simple and JSON API Outage.

  2. Marked resolved

    The incident was closed after 45 min of observed impact.

// Signals by source0 sources

No per-source signal payloads were preserved in this incident's snapshot window.

// Aggregate evidence

Confidence scoring

80.00

The incident reached 80.00 peak confidence across available stored status snapshots.

User reports

0 / 15m

No elevated user-report volume was preserved in the incident window snapshots.

Status samples

0 affected

The incident row exists, but the bounded snapshot window does not include affected status samples.

Recovery signal

Resolved

Recovery was recorded at Tue, Apr 08, 2025, 11:45 AM UTC.