# Salesforce: Performance Degradation: Core Service

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-10-09 22:14 UTC · Resolved: 2026-10-09 22:51 UTC · Duration: 37 min
- Updates: 2 · Affected components: Core Service, 84 instances
- [Vendor status page: https://status.salesforce.com/incidents/20004480](https://status.salesforce.com/incidents/20004480)
- [Company: Salesforce](https://rewindex.com/company/salesforce.md)

## Part of an outage event

- [AWS us-east-1 outage, Oct 9, 2026: 17 vendors, 18 incidents](https://rewindex.com/events/2026-10-09-aws-us-east-1)
- This incident started in the same window without naming AWS (timing only, not evidence of a link). (hop 1, posted −19 min vs the first vendor naming AWS)

```mermaid
flowchart LR
  root["AWS us-east-1<br/>own incident not archived"]:::inferred
  h1["Within an hour<br/>5 vendors, 2 blamed AWS<br/>Convex, Temporal Cloud, JFrog, PlanetScale +1"]:::blames
  root --> h1
  later["Later<br/>1 vendor, 1 blamed AWS<br/>Chargebee"]:::blames
  root --> later
  me["Salesforce (this incident)<br/>posted −19 min"]:::me
  root -.->|"same window"| me
```

_Detected automatically from incidents that started together and named the same provider; a link means one incident named another vendor, not a confirmed cause._

## Timeline of updates

- **update** 2026-10-09 23:27 UTC: Investigations have highlighted that the impact radius is broader than initially understood. We have updated the posting to reflect the additional instances experiencing impact, and customers in these instances will receive communications related to this incident going forward.
- **update** 2026-10-09 23:40 UTC: We’ve investigated and confirmed resolution of a third party performance degradation that impacted multiple Salesforce instances. Impacted customers may have experienced latency and errors. We apologize for how this incident affected you and your business. We will undertake a full investigation of the incident, establishing the technical trigger, the underlying cause, and preventive action to avoid a repeat in the future.


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Canonical: https://rewindex.com/company/salesforce/incidents/20004480 · Markdown: https://rewindex.com/company/salesforce/incidents/20004480.md · JSON: https://rewindex.com/api/v1/companies/salesforce/incidents/20004480 · Generated 2026-10-20T00:49:35.508Z