Temporal incident

Elevated GCP storage latency in us-central1 – precautionary namespace failover

Notice Resolved View vendor source →

Temporal experienced a notice incident on October 8, 2026, lasting 4h 24m. The incident has been resolved; the full update timeline is below.

Started
Oct 08, 2026, 09:53 PM UTC
Resolved
Oct 09, 2026, 02:17 AM UTC
Duration
4h 24m
Detected by Pingoru
Oct 08, 2026, 09:53 PM UTC

Update timeline

  1. investigating Oct 08, 2026, 09:53 PM UTC

    We are monitoring elevated Cloud Storage latency from GCP in us-central1. As a precaution, multi-region namespaces in this region have been failed over to their replica regions. No impact to workflow execution has been observed. We will fail back once GCP confirms recovery.

  2. monitoring Oct 09, 2026, 01:04 AM UTC

    Cloud Storage latency in GCP us-central1 has returned to normal levels. We are continuing to monitor the region and will begin failing multi-region namespaces back to us-central1 shortly.

  3. resolved Oct 09, 2026, 02:17 AM UTC

    This incident is now resolved.