# Pusher: Maintenance on cluster US3

> Pusher maintenance “Maintenance on cluster US3” on 2026-10-21: impact maintenance (vendor’s label), 7 d, 5 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/pusher/incidents/cynqpwycwdr4
Last updated: 2026-10-28T09:43:45Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: completed · edited after publishing
- Started: 2026-10-21 13:45 UTC · Resolved: 2026-10-28 09:30 UTC · Duration: 7 d
- Updates: 5 · Affected components: Channels REST API, Channels Webhooks, Channels presence channels
- [Vendor status page: https://stspg.io/5zym87ccyw60](https://stspg.io/5zym87ccyw60)
- [Company: Pusher](https://rewindex.com/company/pusher.md)

## Timeline of updates

- **scheduled** 2026-10-21 13:45 UTC: We will be performing planned infrastructure maintenance on the us3 cluster to improve performance and reliability. The service remains available throughout. You may notice brief, intermittent reconnections (typically 1–2 seconds each) as connections are rebalanced. No sustained downtime is expected. Action required: None. Clients using the standard SDKs reconnect automatically.
- **in progress** 2026-10-28 08:00 UTC: Scheduled maintenance is currently in progress. We will provide updates as necessary.
- **verifying** 2026-10-28 09:15 UTC: Verification is currently underway for the maintenance items.
- **completed** 2026-10-28 09:30 UTC: The scheduled maintenance has been completed.
- **completed** 2026-10-28 09:42 UTC: The scheduled maintenance has been completed.

## Rewindex changes for this incident

- 2026-10-28 08:03 UTC: [Incident updated: Maintenance on cluster US3](https://rewindex.com/change/raf9587574c9327.md)
- 2026-10-28 09:33 UTC: [Incident updated: Maintenance on cluster US3](https://rewindex.com/change/r26bae427ee0241.md)
- 2026-10-28 09:43 UTC: [Incident updated: Maintenance on cluster US3](https://rewindex.com/change/r4bb57ecadbb514.md)

## Cite this

Maintenance posted by Pusher, started 2026-10-21 13:45 UTC, resolved after 7 d, 5 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/pusher/incidents/cynqpwycwdr4
- Citation: Pusher, “Maintenance on cluster US3” (2026-10-21 13:45 UTC). Archived by Rewindex: https://rewindex.com/company/pusher/incidents/cynqpwycwdr4 (CC BY 4.0).
- Markdown link: `[Pusher: Maintenance on cluster US3 (2026-10-21)](https://rewindex.com/company/pusher/incidents/cynqpwycwdr4)`


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Canonical: https://rewindex.com/company/pusher/incidents/cynqpwycwdr4 · Markdown: https://rewindex.com/company/pusher/incidents/cynqpwycwdr4.md · JSON: https://rewindex.com/api/v1/companies/pusher/incidents/cynqpwycwdr4 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T18:03:41.674Z