Pinecone: [Serverless][GCP][us-central1] 5xx errors on some read operations for some indexes

Impact: majorStatus: resolvedStarted 2026-03-04 21:06 UTCResolved 2026-03-04 22:16 UTC (1.2 h)3 updatesSource: stspg.io

Summary

Pinecone reported a major incident causing 5xx errors on some read operations for some Serverless indexes in GCP us-central1. It started at 2026-03-04 21:06 UTC and was resolved at 2026-03-04 22:16 UTC, lasting 1 h 10 min. A fix was implemented; affected customers could encounter failed reads during the incident.

Machine-written from the archived incident (Sol). Check the timeline before relying on it.

Affected components: GCP us-central1Serverless Indexes - GCP us-central1

Timeline of updates

investigating2026-03-04 21:06 UTC
We are currently investigating this issue.
monitoring2026-03-04 22:11 UTC
A fix has been implemented and we are monitoring the results.
resolved2026-03-04 22:16 UTC
This incident has been resolved.

Rewindex changes for this incident

Major incident: [Serverless][GCP][us-central1] 5xx errors on some read operations for some indexes 2026-03-04 21:06 UTC

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Pinecone profile · Recent Pinecone incidents · Markdown · JSON